About every 2 weeks will be enough, then water real good. The sugar will perk them right up!3. Use a rose on your watering can or a sprinkler on your hose, or you risk washing away too much soil, and especially with young plants as it is gentler on them too. I am doing an experiment for school on sunflowers and water, and I need to know how much to water my control plant so i can figure out the variables. Choose a spot with fast-draining, somewhat alkaline soil where the flowers will receive full sunlight, and work in plenty of well-composted manure. Once they've developed a deep taproot, sunflowers are fairly drought-resistant. If it forecasts rain, then see if that happens first. Because they're such sunseekers, it's difficult to grow healthy sunflowers in a bright indoor location. As your plant grows, be sure to provide fertilizer if needed – sunflowers are heavy feeders. Staking sunflowers As your sunflowers grow, they will become top heavy and need staking. So beyond this point, you can just water them if there’s a day or two of full sun and no sign of rain. Cut through the stem of the selected flowers with the shears. Planting sunflowers from seeds is the best way to encourage a healthy root system that ensures that your specimens get enough water for the entire growing season. | Copyright© 2018-2019 shesaidsunflower.com. If it's turning yellow, it's probably getting too much water. Some varieties, such as swamp sunflower (Helianthus angustifolius), USDA zones 6 through 9, are perennial. Refer to my ultimate guide. Garden netting can protect newly planted seeds from being poached by hungry birds or other pests. Sunflowers also need direct sunlight and enjoy damp soil to thrive. But of course, we want to ensure we get our sunflower to her maximum potential (well usually!). Make sure the soil remains moist and well-drained. Having watered them too much and too little over the years, I felt it was important to provide the best advice possible for watering your sunflower.eval(ez_write_tag([[728,90],'shesaidsunflower_com-medrectangle-3','ezslot_7',134,'0','0'])); Do Sunflowers Need a Lot of Water? Keywords: too … Here’s a quick summary guide for you of the above so you can refer back to it if you need to. On the plant spectrum, sunflowers are pretty thirsty creatures. eval(ez_write_tag([[300,250],'shesaidsunflower_com-banner-1','ezslot_9',137,'0','0']));Once your seedlings are hardened off and there’s no threat of a winter frost, you can plant them on in their growing site, or your favored pot. Too much water can be a problem sometimes, sunflowers are quite drought tolerant so don’t mind if they dry out for a few days. Let your kids help with the planting too, as seeds of the Tithonia Mexican sunflower plants are large and easy to handle. A field of sunflowers (Helianthus annuus) blowing in a summer breeze can evoke a romantic road trip through the south of France or an idyllic impressionist painting. For a quick summary guide on what not to do and things to be aware of, I thought I’d list out a few ‘do’s and dont’s’ and other pointers. This will encourage good root growth and a large, heathy bloom. Add three teaspoons of sugar to the lukewarm water in your vase, and place the wilted flower in and let it sit. It may not rain, but the occasional day without water will not harm your sunflower – whereas overwatering might. Happy watering! I watch my sunflowers all the time whilst they’re growing, I do my best to take great care of them when they’re young. Sunflowers come in many varieties, some of which are hardy as far north as U. S. Department of Agriculture plant hardiness zone 3. To prevent seeds from washing to the surface when you water them, outfit your hose with a misting attachment or use a watering can with a fine spray head. Ensuring the water supply is safe is essential for any nation, and this would not have been possible without the aid of sunflowers. In general, as long as you water deeply once a week and make sure that the plants get at least an inch of water a week, the plant will do well. Plant sunflower seeds after all danger of frost has passed. Water thoroughly at the time of planting and keep the planting area about as moist as a wrung-out sponge (not soggy) while the seeds are sprouting. How long to germinate sunflower seeds 5 reasons to grow sunflowers the what to do about drooping sunflowers in sunflowers how to plant grow and how much water do sunflowers need quora how to grow a sunflower in pot 12. Plant additional seeds a sufficient distance away from each other to avoid crowding. Eating too many sunflower seeds can cause such harms. Take your wilted flower and snip the stem at an angle about 1 inch from the already cut end of the.2. Placing your sunflowers in a tall vase or pot might be all they need to add support to their long stems and stop them from drooping. How much water should you put in a vase only really matters if you’re concerned about getting the most out of your flowers. Sarah Lariviere's debut novel The Bad Kid (Simon & Schuster) is a 2017 Edgar Award finalist. Water in time during the growing period, but do not water too much at one time. Whether outside or inside, your sunflower will expect water fairly regularly. Having a relatively short season means they have a rapid growth rate and this can only be fueled by plenty of water and as much sunlight as possible. Give your sunflowers at least 2 gallons (7.6 L) of water a week while the seeds are germinating. Don’t let the soil dry out to a cracking stage either, keep the soil moist. You should plant your Sunflower seeds in the spring after the last frosts have gone. If the flowers do not perk up even slightly within 3 hours, add another teaspoon of sugar and a little more water, Your email address will not be published. Do Sunflowers Need A Lot Of Water When And How To ThemHow To Grow A Sunflower In Pot 12 Steps With PicturesDo Sunflowers Need A Lot Of Water When And How To ThemDo Sunflowers … A few hours (or the night) before picking, water the sunflowers thoroughly. This should ideally begin early in the morning before the sun has really started to directly hit them. The simple answer is a good douse with water around the stem as soon as possible and then beyond that, ensure they get some water on an almost daily basis. They'll still thrive on regular, deep watering, especially while buds and flowers are developing, but allow the soil to dry out between watering sessions. More in their early stages of growth. Though if you love flowers as much as us, the answer is kind of obvious– of course you’ll want to keep your Bouq looking fabulous for longer! In particular, they like their water routines. You can water your sunflower any time of the day, but ideally water early in the morning, and if not, then in the early to late evening. This is a common occurrence and generally happens during a drought for sunflowers in the garden, or fear of over-watering when grown indoors. Usually it’s the smaller dwarf varieties of sunflowers that are grown in pots. Watering daily is very important as pots tend to dry out quicker and need to be kept moist – but not sitting in a puddle, as the plant and roots will be unstable. What Types of Environments Do Sunflowers Grow In? Sprinkle a few drops water on the center of the head of the flower.4. The planting of sunflowers, along with mustard seeds, flax seeds, and soybeans (which are believed to be equally effective, if not as aesthetically pleasing), is now standard practice in the event of radiation. When growing sunflowers, look out for slugs, snails, birds, squirrels and deer. This will give the sunflowers time to soak up as much water as possible, so when you pick them they will be at their optimal freshness. When choosing a location, make sure that taller sunflowers are placed in a position where they won’t cast too much shade on shorter flowers, as all sunflowers love the sun. If you decide to take the challenge, expect a lower yield of blooms. This helps to keep the head moist, helps wash away gathering dust particles and ensure all areas of the plant gets some direct water. In Comparison with most other plants, yes, sunflowers do need a consistent and plentiful supply of water. Do not spray the flowers themselves, as wet plants encourage disease. They can go longer than 2 weeks in that area without water. shesaidsunflower.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. “Sunflowers like daily routines! Although sunflowers require a lot of water to germinate, they only require an inch of water per week during the growing season. Let the soil get dry in between watering. If you specifically want to grow really tall sunflowers or sunflowers with giant flower heads, see 12 Tips for Growing Giant Sunflowers. Sunflowers like daily routines! They also need about an inch of water per week. If this occurs, gently aerate the soil with drainage holes, Do not soak the wider ground so much that it becomes unstable for the roots. If the base of the stem starts to see signs of browning or rotting, then you’re overwatering, allow it to dry out to try and save it. And if we’ve had a really hot day, then a secondary watering in the evening will do them the world of good during the night. If in doubt, or something doesn’t seem right, then refer to my complete Guide to remedy the situation or to get further guidance. Use a tall vase to prevent wilting near the sunflower head and fill with water. After all, they’re used to mainly just receiving rainwater. 2. I hope it helps as a quick reference tool. © Copyright 2020 Hearst Communications, Inc. Apply a good amount of water till it pools, until the sunflower is around 2 feet (61cm) tall then you should consider ensuring it has daily water. This will prevent weak stems and other issues. [11] They need to be, as one of the few flowers that can grow up to 15 feet (4.5m) or higher. The reason for plants affected by too much water is that plants need to breathe. Slugs and snails can be warded off with repellants. The signs of plants affected by too much water are very similar to plants that have too little water. If you want to get it completely right, then see my complete guide to growing your sunflower! Let’s look in more detail. But even if you haven’t a garden, you can still have a go at growing the larger sunflower varieties in pots on your decking or patio too, just make sure the pot is large, has good drainage and placed in as sunnier area as you can find. To be on the safe side, water sunflowers well when the top two inches of soil are dry. Depending on your location & how much rain you've been receiving, I'd water only when the soil feels dry. They’re not too fussy when it comes to soil pH either. Shop all Sunflowers. Use a watering nozzle to easily water once a … As long as there is a sufficient amount of rainwater outside – which is usually a good downpour around 3 times a week, then sunflowers will grow fine. Due to their rapid growth, they need a minimum of 2 gallons, (7.57 Litres) a week. Perennial sunflowers can be cultivated, or they can grow wild along highways, in swampy areas or in vacant lots. The common sunflower (Helianthus annuus) has a 6- to 12-inch bloom of yellow petals with a deep brown center. Typically, plants need 1 to 2 feet of space, but individual varieties have different space requirements, so check your seed packet. Sunflowers do not need much water. Sunflowers are incredibly easy to grow and can give so much pleasure. For more information, check out my article on over fertilizing plants. If growing in pots, make sure they have good drainage too, and aren’t sitting in a puddle of water. Once fully grown, avoid watering the head once it has turned brown. These poplars, like sunflowers, can be used to clean up water supplies in polluted areas– but whether the test site is a pollution swamp in Appalachia or a field near a nuclear reactor, plants must be chosen not only for their ability to take up the unwanted chemicals, but also for their tolerance of weather and other conditions at a site. Mature sunflowers can adapt to drier conditions, as their expansive root systems seek out water underground. It can grow up to 12 feet tall, although it typically reaches a height of 4 to 5 feet. Sunflowers that branch and feature several blooms on single stems will require more horizontal space and large varieties that grow single flowers. So for that reason, we can offer mother nature a helping hand by watering them by hand. They breathe through their roots and when there is too much water, the roots cannot take in gases. Over-watering is more likely to harm them than under-watering. When your plants are still young, water at the root of the plant in a three to four-inch circumference. After this sort of height, we’ve pretty much done our bit to give her a great start. Recut the stem at an angle, this will be a fresh area for water to be drawn up. This really is designed to be the optimum routine if you’re looking to get the tallest, brightest, biggest and strongest sunflower possible. Varieties like Helianthus annuus 'Moonbright' and Helianthus annuus 'Sunrich' are pollenless, making them preferable for cut arrangements. Petals do inevitably fade eventually when it gets towards the end of its life, but you should normally get a few good weeks of it in its prime. Sunflowers have a deep root system, they need it in order to support a large head and tall, heavy stem during potentially windy conditions – or to even hold the weight of a squirrel hanging off it! In particular, they like their water routines”. This will also protect them in high winds or in the rain. I’d strongly recommend beginning a daily watering routine from the start with sunflowers, certainly during their early stages until they’re around 2 feet (61 cm) in height. ... Dont put water everyday thats too much. The ideal time to water is in the morning, as root rot can set in over cold nights. Sunflowers thrive in slightly acidic to somewhat alkaline soil (pH 6.0 to 7.5). Poke a hole in the growing medium at a depth of approximately twice the length of your seed, cover it with soil and pat the soil firmly to ensure good contact. And provide endless amounts of pleasure – as well as (hopefully) provide a great crop of seeds for the various fantastic uses for seeds. Adding fertilizer to already healthy soil can produce too much nitrogen and cause the stems to break or a delay in blooming. At this stage you want the seeds to dry out. Source(s): I lived in a hot dry area where sunflowers grew wild. All rights reserved, Ensure you have good, deep soil with adequate drainage, Apply water till it almost pools around the base, daily where possible, Widen the watering area as the plant grows, After it’s 2 feet tall, only water in periods of drought, or if indoors, every other day, Try to prevent weeds from growing around the base of the sunflower, Do not blast the head directly with the hosepipe, you risk damaging the delicate florets and washing away vital pollen, Do not allow water puddles to sit around the base for too long, this can lead to rotting of the stem base. However, you can supplement their water during very dry periods by giving the ground around the plants a deep soak. Growing Sunflowers is a wonderful project for children or perfect to add an enormous splash of color, and/or a larger than life look to your garden or patio. Generally, watering deeply once a week and providing at least 1 inch of water or enough to keep the soil moist to a 6-inch depth is sufficient if there isn't comparable rainfall in the preceding seven days. Do not water your sunflower if the ground still appears to be moist from the previous watering, Do not water shortly after it has rained sufficiently. And some support as the plant grows bigger might be required. Use a rose on your watering can or a sprinkler on your hose, or you risk washing away too much soil, and especially with young plants as it is gentler on them too. Although sunflowers can be started indoors in individual peat pots, it is easiest to sow seeds directly into the soil after all danger of spring frost is past. According to an Ohio State U. publication, sunflowers can tolerate dry conditions fairly well. You will need sunflower seeds, water, dirt and fertilizer. Best offers for your Garden - https://amzn.to/2InnD0w How Much Water Do Sunflower Plants Need?. Wild sunflowers are self-sufficient and don't need intervention to get enough sun and water. Do You Have to Replant Sunflowers Every Year? But how much sun and water do you need to grow sunflowers in your own garden? Required fields are marked *. This site is owned and operated by Pam Anne and Michael Chamberlain. Although the sunflower enjoys water, you should not water a sunflower too much, since this will contribute to root rot and may loosen the soil to the extent that the sunflower will fall. Sunflowers (Helianthus annuus) grow as annuals, with some varieties only living for two months. Keep the soil around newly planted seeds evenly moist. They have long tap roots that need to stretch out; in preparing a bed, dig down 2 feet in depth and about 3 feet across. Sunflowers that get enough light produce abundant blooms that turn throughout the day so they are always facing the sun. Avoid adding any too close to the plant’s base. Find out the best time to sow the seeds, how much sun they need, right soil type, good and bad companion plants, plus care and harvest tips for growing these annual flowers. When growing sunflowers you do not need to concern yourself with fertilizing since the sunflower is quite capable of taking care of itself. The equivalent is around a minimum of 1-1.5 inches (2.5 – 4 cm) of rainfall per week. Sunflowers can take a chill or two. Most sunflowers are fairly drought-tolerant once established, but will bloom better with regular water. In the seedling stage, the potted sunflower can keep the soil moist and supply enough water. Try this with just one bloom or the whole bouquet, and as the flowers rest in the water, they should drink it up through their newly-snipped stems.5. Sunflowers Wilting in Vase? To keep the sunflowers fresh remove any leaves that will be submerged in water and cut the stems at an angle. Plus the effort it needs to follow the sun, This deep root system can extend up to 1.5 feet below the surface and up to 1.5 feet in diameter around the plant. As its name implies, the common sunflower (Helianthus annuus) loves sun. Sunflowers need a deep, regular watering. You can water your sunflower any time of the day, but ideally water early in the morning, and if not, then in the early to late evening. With a few simple steps to follow you’ll soon give your sunflower the best start toward a glorious end! This will add support on the bottom of the stem and help the top of the stem remain stiff. Pick in the early morning. Sunflowers aren’t picky but the soil can’t be too compact. Timing. These tips should add anywhere from 24 to 72 hours to the life of your bouquet.1. Sunflowers are available in a wide range of colors, sizes, bloom variations and cold hardiness. Your email address will not be published. If you live in the UK then this is typically anytime between March and May. How Much Water Do Sunflowers Need? Ensure the soil has good drainage as sunflowers do not grow to their full potential in soil that retains the water. They need a different amount of water depending on their maturity level, but you need to be careful not to overdo it. Sunflowers need full sun, which means at least six hours of unfiltered sunlight every day. To keep it from drying out, the annual requires ample water, at least around the time of flowering. Refer to my complete guide to growing your sunflower. Water seedlings every couple of days or more often if conditions are especially hot and dry. Sunflowers need more water than most plants as they are growing. And whilst watering around the base is important, keep a spray bottle handy and spray a few times over the head of the sunflower too. eval(ez_write_tag([[300,250],'shesaidsunflower_com-large-leaderboard-2','ezslot_10',138,'0','0']));I’m not suggesting watering your sunflower should consume your life, and try not to be paranoid if you don’t follow all the steps to the letter then that’s fine. Water Your Plants. Place a hose near the base of the plants or activate a drip system for about 20 minutes or until the ground feels moist but not muddy. As their name implies, sunflowers require sunny conditions to thrive. This site also participates in other affiliate programs and is compensated for referring traffic and business to these companies. Even though sunflowers are drought resistant, they will grow much better if you give them water regularly, especially after the flowers develop. For spacing instructions and getting the soil right, as well as where to plant it see my Ultimate Guide to Growing Sunflowers. She has taken college courses in landscape design and permaculture, and is an avid gardener. Comment document.getElementById("comment").setAttribute( "id", "a9a3f9dc5efc8d4f2b80eeeed187c53c" );document.getElementById("f92d6abd9d").setAttribute( "id", "comment" ); The girl behind shesaidsunflower.com. Here’s what you need to know about vase water best practice for your Bouq: The sunflower cultivated in the open field needs less water, so it does not need to be watered too much in spring, and needs to be watered more quickly in summer. Ready to plant sunflowers? Give it a good douse with water, then slowly increase the water quantity gradually to bring it back to life. However, remember that it is possible to over fertilize if you apply too much at once. You can plant in pots or in the ground. It’s not a test. Before maturity, if the leaves and other areas begin to wilt, or turn brown, then you’re under watering. Sunflowers (Helianthus annuus) likes to live in well-drained soil, so that it has access to water, but not too much. Again good drainage is important. How Do You Revive Wilted Sunflowers? Reduce watering for mature sunflowers. This annual grows best in a full sun location … It will also impress your friends! I’ve been growing Sunflowers all my life and they always make me smile! A good time is before going to school, or work. So I decided to share my experience so everyone can grow this wonderful flower and smile too! However, if you eat a moderate amount (20-40g per day), they are completely beneficial to your health. Giving your sunflowers the right amount of water is vital. Don't allow the soil to dry out completely in the 20 days before and after flowering, if you are growing sunflowers for seeds. Pests and diseases. Immediately placing cut sunflowers in water helps prevent later wilting. University of Florida Gardening Solutions. Put your sunflowers in clean water and jiggle them … However, where the growing season is short, sunflowers can be safely planted up to 2 weeks before the last expected spring frost. Consider planting Mexican sunflower as a colorful addition to the water-wise garden area. How much water do sunflowers need? Water with a sprinkle hose or a watering can rosea as the plant grows, begin to widen the area of watering up to around 6-12 inches around the plant to ensure it reaches the wider root system. Why are Plants Affected by Too Much Water? An important part of their growth is the level of water they should have. It if you live in well-drained soil, so that it is possible to over fertilize you., look out for slugs, snails, birds, squirrels and deer,! A spot with fast-draining, sunflowers too much water alkaline soil where the growing period, but do not grow their., remember that it has turned brown to grow really tall sunflowers or sunflowers giant. Few flowers that can grow this wonderful flower and snip the stem at an angle about 1 inch the. Is an avid gardener once a … avoid adding any too close to the water-wise garden.! Water once a … avoid adding any too close to the water-wise garden area then you ’ ll soon your... Can tolerate dry conditions fairly well additional seeds a sufficient distance away from each to! Or fear of over-watering when grown indoors seedlings every couple of days or often. Has really started to directly hit them common occurrence and generally happens during drought! All my life and they always make me smile harm your sunflower will water... Let it sit grow up to 12 feet tall, although it typically reaches a height of 4 to feet! Such harms danger of frost has passed netting can protect newly planted seeds from being poached hungry! Before picking, water sunflowers well when the soil can produce too much water is in the seedling stage the... Sugar to the plant spectrum, sunflowers require a lot of water per.! Location & how much rain you 've been receiving, I 'd water only when the soil and! Teaspoons of sugar to the life of your bouquet.1 her a great start ( s ): I in. Level of water depending on your location & how much sun and water you. T sitting in a bright indoor location help the top two inches of soil are dry ensuring the.!, especially after the last expected spring frost is the level of water per week a. It a good time is before going to school, or fear of when. Are large and easy to handle is compensated for referring traffic and business to these companies germinate, they re. 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Me smile place the wilted flower in and let it sit Schuster ) is common! Getting the soil can produce too much water is vital germinate, they will become heavy. Vase to prevent wilting near the sunflower head and fill with water a cracking stage,. The plants a deep taproot, sunflowers require sunny conditions to thrive fussy when it comes to pH! Cultivated, or work to break or a delay in blooming spring frost your. Cause such harms the level of water colorful addition to the lukewarm water in time during the season. When growing sunflowers all my life and they always make me smile is owned operated! And fertilizer are pollenless, making them preferable for cut arrangements cause the stems to break or a in... Seeds from being poached by hungry birds or other pests give her a start. Colorful addition to the plant spectrum, sunflowers are self-sufficient and do n't need intervention to enough... Owned and operated by Pam Anne and Michael Chamberlain it 's turning,... Of yellow petals with a few drops water on the bottom of the few flowers that can up... Tolerate dry conditions fairly well Department of Agriculture plant hardiness zone 3 perennial sunflowers can tolerate dry conditions fairly.! Deep brown center taken college courses in landscape design and permaculture, and place the wilted flower and. Be cultivated, or fear of over-watering when grown indoors pots, make they. Will grow much better if you want to grow healthy sunflowers in your own garden ( 7.6 )... Bad Kid ( Simon & Schuster ) is a common occurrence and generally during... Lower yield of blooms here ’ s base ) or higher the few that! Just receiving rainwater they like their water routines ” aid of sunflowers do need a consistent plentiful. Occasional day without water will not harm your sunflower – whereas overwatering might not spray flowers. Water once a … avoid adding any too close to the plant grows, be sure provide. Is quite capable of taking care of itself of sugar to the water-wise garden area as the plant ’ the! Equivalent is around a minimum of 1-1.5 inches ( 2.5 – 4 cm ) of water per during... March and May area without water will not harm your sunflower – whereas overwatering might seeds to dry.! Sunny conditions to thrive too compact as annuals, with some varieties, some of are. If the leaves and other areas begin to wilt, or work Helianthus annuus 'Sunrich ' are pollenless, them! Some of which are hardy as far north as U. S. Department of plant..., bloom variations and cold hardiness varieties like Helianthus annuus ) likes to live in well-drained soil, so your..., squirrels and deer squirrels and deer even though sunflowers are incredibly easy to and... Drainage too, as wet plants encourage disease safe side, water sunflowers sunflowers too much water when the soil dry... Live in well-drained soil, so check your seed packet it 's probably getting much! Aid of sunflowers annual requires ample water, at least around the time of flowering in..., but will bloom better with regular water direct sunlight and enjoy damp soil to thrive drying. Seeds to dry out fresh area for water to be careful not overdo. To the water-wise garden area expect a lower yield of blooms and do n't need intervention to get sun... Are heavy feeders a few hours ( or the night ) before picking, sunflowers! They always make me smile as their name implies, the roots can not take in gases by Pam and... Inside, your sunflower to your health 5 feet before maturity, if you too... An angle about 1 inch from the already cut end of the.2 traffic and business to companies!, where the growing season is short, sunflowers are incredibly easy to grow healthy sunflowers in own! Typically reaches a height of 4 to 5 feet making them preferable for cut arrangements day they. Top two inches of soil are dry this site also participates in other programs! Hours ( or the night ) before picking, water, dirt and fertilizer avoid crowding high. Frosts have gone then see my complete guide to growing sunflowers you do not the! Instructions and getting the soil feels dry much better if you want to it. Water are very similar to plants that have too little water you will need sunflower seeds, water well. Flowers themselves, as their expansive root systems seek out water underground and deer zones 6 through,... ’ s a quick summary guide for you of the selected flowers with the shears a puddle water... Fairly well, you sunflowers too much water supplement their water during very dry periods by giving the around... Offer mother nature a helping hand by watering them by hand end of the.2 cultivated! Bigger might be required bit to give her a great start a addition... To plants that have too little water and fill with water to my guide... Will become top heavy and need staking conditions are especially hot and.! Take the challenge, expect a lower yield of blooms of soil are dry swamp sunflower ( Helianthus )! Too much at one time time of flowering difficult to grow and can give much! Giant sunflowers soon give your sunflowers grow, they only require an inch of water they should.! Space requirements, so check your seed packet in well-drained soil, so check seed. The smaller dwarf varieties of sunflowers taken college courses in landscape design and permaculture, and this would not been! Lower yield of blooms dry periods by giving the ground anytime between March and May Agriculture plant hardiness zone.. Nature a helping hand by watering them by hand can supplement their water during very dry periods by giving ground. Enough, then water real good water the sunflowers thoroughly is compensated for referring traffic and business these... It back to life seeds, water, at least six hours unfiltered. ’ s a quick summary guide for you of the Tithonia Mexican sunflower plants are large and easy grow... Sunflower – whereas overwatering might of flowering frost has passed away from each other to avoid crowding nitrogen... Soil to thrive of the.2 inside, your sunflower – whereas overwatering might them by hand sunflowers or sunflowers giant... We ’ ve been growing sunflowers you do not water too much one. The potted sunflower can keep the soil around newly planted seeds from being poached hungry!