Note: The Calibrachoa, or Million Bells, looks like a small petunia, but is actually a different species. Flatten the surface of the soil and press lightly then water. … They also require no deadheading. The Easy Wave variations will grow like Wave series, but a bit more restrained and with less spread. The seedlings grow slowly and are not ready to plant outdoors until 10 to 12 weeks after sowing the seeds. One major advantage to this variety is they are sturdier against wind and rain. Easy to grow, resilient, and great for so many locations. Growing petunias from seed Petunia from seed: sowing. A room which becomes cool at night should not be chosen. One of the advantages of growing petunias from seed is that you can get a much wider choice of available petunia types. Flatten the surface of the soil and press lightly then water. Sow petunia seeds indoors in early spring in a flat filled with well-drained potting soil. As long as the plants are frost free they are happy. It is easy to find a petunia that works well with your planting needs. Add soil to the growing containers. Geranium pests, diseases and other problems, Introducing Thompson & Morgan’s little book of garden wisdom, Trouble Shooting your Geranium growing problems, The sweetest tomato you’ll ever taste – or your money back. Place the tray in a warm and bright location. Be careful to sprinkle the … Be sure to check out our full selection of Petunias. Mixing in time release fertilizer, like our. You can buy petunias as seeds, seedlings, small flowering pot plants (bloomers) or as flowering hanging baskets. All rights reserved. They also require no deadheading. The first week of June is a safe bet for … Sow the seeds … We supply petunias in several plug plant sizes, but there’s a real sense of satisfaction in growing a show stopping summer display of petunias from seed. Petunia seeds should germinate within 10 to 21 days. Unfortunately for gardeners, the life cycle often ends in midsummer. It is a great variety to try if you want a climbing petunia. The Multiflora petunias are smaller overall but with. Pick your type of petunia. Normally, a petunia plant starts to exist from a seed within 10 to 12 days from planting the seeds. It is slightly larger, with 2 inch flowers. Like most annuals, petunias grow readily from seed, and seeds are certainly the cheapest way to get an abundance of petunias. Tuck petunias in between evergreen shrubs to brighten the area. This has more than likely come about by poor sowing techniques or bad compost rather than poor seed performance. The selection of varieties here is usually enormous. Avoid direct sunlight but place them in a bright area. May 19, 2020 - How to Grow Petunias from Seed Originally from South America, petunias are a trumpet shaped flower and mostly grown as annuals in the US (although the can be perennials in zones 9-12). Originally from South America, petunias are a trumpet shaped flower and mostly grown as annuals in the US (although the can be perennials in zones 9-12). If they are well developed then you can transplant them to baskets very shortly. They are great for containers, borders, or bedding. Soil used needs to drain well; add compost to help fertilize the soil to give the seeds a good start. Our new incredicompost®. Petunia seeds are almost as fine as dust, and can be difficult to handle. Petunias need at least six hours of sun, but full sun from morning to mid-afternoon brings on their best performance. Some of these types of petunias work better being grown in a container, while some are better suited to the garden. Place the container in a shaded or dark position at 68 – 72F. Tuck petunias in between evergreen shrubs to brighten the area. Save my name, email, and website in this browser for the next time I comment. Remove the plastic sheet as soon as the seeds start sprouting. When the rosettes of foliage cover the compost the trays can be moved from the greenhouse to frames and grown cool. Give Them Plenty of Light. and needs lots of light in order to germinate. How To Grow Petunia From Seeds (With Full Updates) - YouTube The lack of a compost covering necessitates very careful monitoring of the moisture in the compost, for if the surface of the compost dries out the young seedlings will quickly die. A definite Yes! The Tidal Wave variety grows in hedge-like forms when planted close together. How Long to Germinate a Petunia Seed?. You can grow petunias from seeds, but it is easier to grow them from transplants. Proper petunia care involves removing spent blooms and the seeds they may produce. Water the area with a fine mist so as to not over-water. The selection of varieties here is usually enormous. Fluorescent lights are suitable for a … He trained in London’s Royal Parks and has spent more than a decade writing for UK gardening publications before joining the team at Thompson & Morgan. They are prolific bloomers, although some forms require deadheading to keep them going. How I started my petunia seeds using the overseeding method which I also use for herbs, lettuce and other tiny seeds. Remember to water them. If you are going to grow from seeds, start them indoors about 10 weeks before you want to set them outside. It is one of the oldest types of Petunia. At the beginning of flowering of petunia bushes the varieties of which you want to sow in the next year, choose some of the lower buds since the formation and maturation of seeds are faster in them. If you already have petunias at home, you can also harvest the seeds yourself. Place the seedlings in a bright area, but away from direct sunlight. Petunias benefit from light for best germination, therefore do not cover the seeds. more blooms. The Tidal Wave Silver smells amazing at night if you are looking for a good current day substitute. Sowing in seed trays. Sprouts will come up in 7-10 days. It would be best to grow your baskets on in a greenhouse for a few weeks while the plants are establishing. Take care not to distribute the seeds too closely together, as seeds need sufficient light and air circulation. Why we love Petunias: So MANY options! It is easy to find a petunia that works well What is your favorite variety to grow? Petunia seeds germinate within 10 days after sowing, while some may take about 3 weeks. The annual or bedding petunias can be grown from seed sown indoors with warmth in spring in cell trays, seed trays or small pots at a temperature of 18-24°C (65-75°F). Remember to water them. About 10 weeks before your last frost date: Fill eggshells with potting soil. Peat-based composts are still the best option for sowing petunia seeds. Removing dead blossoms (or deadheading) will help prolong blooming. If you have the opportunity to arrange additional light for seedlings, then sowing of petunia seeds to grow seedlings can be carried out in February. Just remember that starting from seed takes longer so begin at least ten to 12 weeks before your outside planting date. Spread them sparingly on top of the soil and gently press them down with your finger. Fluorescent lights are suitable for a light source, both for germination and for growing on. It’s sounds as though they are doing well. Temperatures below 10C (50F) discourage growth of the main central shoot and encourage the development of side shoots from low down on the plant. Well done for growing your own Petunias! Cover the seeds with soil (about 1/8 inch layer), and water lightly. The low growing types are ideal for the front of a flower border, in planters near doorways and pools, or on patios. While many people buy petunias in six-packs at the nursery, it is incredibly simple to grow petunias from seeds. The year round source for the home gardener since 1979! The seeds can be purchased in specialized stores. They are ideal for hanging baskets. You can enter discount codes and calculate shipping on the checkout page. Sowing in seed trays. You should wait until after the last spring frost to move them outdoors. It is tolerant of both heat and drought. Harvesting seeds … Petunias are one of the most popular garden flowers for both borders and containers. By sowing in early spring and keeping the temperature cool after pricking out, well branched plants should be produced which will flower more effectively when planted out in the garden. Petunias benefit from light for best germination, therefore do not cover the seeds. Multiflora is a great choice for flower beds and containers and give them a try for your cutting garden. It’s wrong to assume that all seeds can be sown the same way. Growing Petunias from Seeds. Six to eight weeks before you expect the last frost, scatter seeds lightly on the surface of a planting tray filled with potting soil. The Shock Wave series has smaller flowers but they produce longer and earlier than other Wave varieties. Petunias are not exactly easy to grow from seedlings, but this can definitely be done and generally means that you can grow more petunias for a lower price. Like most annuals, petunias grow readily from seed, and seeds are certainly the cheapest way to get an abundance of petunias. When petunias are grown from seed, the seedlings’ natural tendency is to want to grow, bloom, set more seeds, and then die because their life cycle is complete. To grow the seeds all is needed is to sprinkle the seed to the soil surface. Place the tray in a warm and bright location. Transplant seedlings once they have produced two true leaves. Pelleted seeds are coated to create both a larger and more uniform seeds. If you already have petunias at home, you can also harvest the seeds yourself. It is tolerant of both heat and drought. If you want the earliest summer colour and nice sized, bushy petunia plants to place in the garden after the last frosts in May/June, it’s a good idea to sow petunia seeds 12 weeks ahead of your expected last frost. Knowing your frost dates can help you decide when to start your seeds indoors. Notify me of follow-up comments by email. This group is a spreading variety (about 4 feet wide) that blooms abundantly without the need to be trimmed back. Petunia seeds are very small (dust-like!) Start Early. HOW TO GROW PETUNIA FROM SEED Step 3. It will grow up supports, even though not a true vine. Read it, Be sure to check out our full selection of. so that the organic material covers all the pot evenly. Sow your Wave petunia seed into a moistened germination media or potting soil. Whatever happened to to the old fashioned petunias that emitted a pleasant fragrance on a warm summer night? You can grow petunias from seeds, but it is easier to grow them from transplants. The soilless mixture is preferred because it does not harden when wet (which makes the seeds fight for a place to grow). Pelleted seeds are easier to space when planting, reducing the need to thin later, and can be used with a hand-held seeder. Need help with seed starting? When large enough to handle, prick out plants individually into cell trays or small pots and grow on … Hybrida Series: Hybrida is fast climbing (up to 5 feet) and can spread up to 4 feet if on ground. Containers and double-flower varieties require additional fertilization for the optimal growing. Petunias prefer a well-drained soil and ideally an acidic one. They can be planted out as soon as the last frost has passed. They come in almost every COLOR! When deadheading the growing petunias, remove the base of the flower to include seed removal. Petunias are moderately easy to grow from seed, and extremely easy to grow from commercially grown seedlings. Petunia seeds are very small and needs lots of light in order to germinate. Petunias can be germinated from seed. If sown recently, probably due to too much heat and not enough light At what stage did they die off – could be damping off, if not, maybe overwatering of the seedlings, Your email address will not be published. We wrote a blog post on it. So MANY options! Although some species … Gently press the seeds into the surface of good-quality seed compost and keep damp with a mist sprayer. While many people buy petunias in six-packs at the nursery, it is incredibly simple to grow petunias from seeds. About 10 weeks before your last frost date: Fill eggshells with potting soil. The coating easily dissolves in moisture. Sow your Wave petunia seed into a moistened germination media or potting soil. The seedlings grow slowly and are not ready to plant outdoors until 10 to 12 weeks after sowing the seeds. Copyright © Thompson & Morgan, 2004-2019. Can I Grow Petunias? You can choose to use lights, like the. You should provide adequate sunlight and moisture to the seeds, for the seeds to germinate. One major advantage to this variety is they are sturdier against wind and rain. Calculate the estimated last frost date in spring and start growing petunia seeds 10 weeks prior to that date. Place the fluorescent light approximately 3-6 inches (7-15 cm) above the top of the tray. Proper light, water, and fertilization when caring for petunias will ensure a long season of beautiful blooms. That’s right about the time you’ll start wondering why your petunias … It does them no good to plant them early in the garden, as they’ll just sit and sulk or rot. The most important point to remember when learning how to start petunias from seeds is that these are summer, heat-loving plants. We wrote a blog post on it. A petunia plant is an annual flower that is difficult to grow from seed due to its small seed size. The Grandiflora are ideal for flower beds and pathways. If you are going to grow from seeds, start them indoors 10 to 12 weeks before you want to set them outside. Grandiflora Series: This variety has larger flowers and grows in a mounding form. Grow Petunias from Seed: Start inside 10-12 weeks before you plan to move them outside (after the last frost of your area and after hardening off). Press seeds lightly into the soil, and moisten with a mister. Germinating Petunias. Comments will be approved before showing up. When the seedlings are large enough to handle transplant them into trays 5cm apart. Not much deadheading is required as the flowers drop of on their own. Sow petunia seeds as soon as favorable climatic conditions arrive, either directly in flower garden or indoors in seed trays. The original Wave variety is good for hanging baskets, beds, and planters. HOW TO GROW PETUNIA FROM SEED. If you’ve never sowed your own petunias before, or haven’t had wild success, the tips below should be helpful. [1] X Research source Grandiflora have the largest flowers and are the most commonly-used type of petu… Remember to water them. Cover the area with a clear lid or plastic wrap to keep moisture in. Place your seeds in grow cells. Every seed ‘wants’ to grow, some just need a few more specific requirements. Germinated petunia seeds will present sprouts seven to 10 days after planting. When the plants have three leaves, you can plant them outside. Step 4. The temperature for germination should be between 18-24C (64-75F) at seed level and this can usually be provided in a heated propagator, if this is not available, seal sowing trays in a clear polythene bag in a warm room of the house. Here is how you grow petunias from seed: 1. Once transplanted, water 1 inch per week if in the ground and more if in containers. Although they are not as hardy as their relatives the nicotianas, they are tougher than many people think. If you want the earliest summer colour and nice sized, bushy petunia plants to place in the garden after the last frosts in May/June, it’s a good idea to sow petunia seeds 12 weeks ahead of your expected last frost. One for Petunias, next one for … Petunia seeds are very small (dust-like!) The first week of June is a safe bet for planting in most of the UK, therefore petunia seeds are best sown in March. You can find petunias in just about every color but true blue and with growing habits that mound in borders or trail down containers. According to Floridata, seeds should be planted in good garden soil about 12-18 inches apart. It will overflow the edges, making a lovely cascade. Propagation by sowing is very successful and uncomplicated. Healthy petunias will produce blooms that are the best and most well-suited for saving seeds. HI Byron! Every seed ‘wants’ to grow, some just need a few more specific requirements. Use the 'Wave' petunias as groundcovers. Growing Petunias from Seeds. If you fancy growing your petunias from seed, the following tips should help:- 1) Sow your seeds from February to late April, using a peat-based seed compost which needs to be moist but not wet. For spring blooming cultivars, sow them indoors, 6 – 8 weeks before the first frost arrives. And you can get them in singles, doubles, ruffled or smooth petals, solid colors, striped, or veined! However, most petunia varieties will bloom throughout the summer, except in extreme heat. The petunia ancillaris is the parent to most varieties of petunias and probably what you remember. Petunias need to be started from seed around 10-12 weeks before you want to plant them outdoors. Shake the packet to mix sand and seed, then slowly tap it to release the mixture over the surface of your compost. The best way to sow them is to carefully cut open the foil and then pour in a teaspoon of dry silver sand on top. One of the economical ways to fill your garden with Wave Petunias is to grow your own plants from seed. The T&M blog has a wealth of knowledgeable contributors. Many of our mail-order catalog partners sell Wave petunia seed packets, and you often can find unique colors you may not find in stores. Required fields are marked *. Petunia seeds are tiny and fine but they need light to germinate; don’t cover the seed with soil but rather sprinkle the seeds on top of the soil and pat lightly, for good contact. Petunias seeds come in pelleted and non-pelleted varieties. Peat-based composts are still the best option for sowing petunia seeds. Look for these next season as we try them in our trial garden. Start inside 10-12 weeks before you plan to move them outside (after the last frost of your area and after hardening off). Regular garden soil will compress the seeds and prevent root growth. After potting on the temperature is important. A petunia plant is an annual flower that is difficult to grow from seed due to its small seed size. Take care not to over water them and make sure that you acclimatize them to outdoor conditions over a few days before you move them outside permanently. The temperature for germination should be between 18-24C (64-75F) at seed level and this can usually be provided in a heated propagator, if this is not available, seal sowing trays in a clear polythene bag in a warm room of … Multiflora Series: The Multiflora petunias are smaller overall but with more blooms. 2. The ideal temperature range to maintain … Your email address will not be published. Although there are hundreds of named petunias, they tend to fall into four basic categories, which are determined by flower size and growth habit. One of the challenges of planting petunia seeds is the small size of the seeds. How to start your seeds indoors is hastened should not be chosen growing that... Spring blooming cultivars, sow them indoors 10 to 12 weeks before your frost. Brighten the area with a hand-held seeder in good garden soil about 12-18 inches apart grow them transplants... Dark position at 68 – 72F bloom throughout the summer, except in extreme.. 12 days from planting the seeds recommend the Black Gold Seedling mix and the Row. For flower how to grow petunias from seed and containers and give them a try for your cutting garden grow petunias seeds! Or dark position at 68 – 72F are the best and most well-suited for saving.... Spring and start growing petunia seeds will present sprouts seven to 10 after... Hardening off ) that blooms abundantly without the need to be trimmed back planting, sprinkle the,... Amazing at night if you are looking for a good start soil and... Bit more restrained and with growing habits that mound in borders or trail down containers flower. Popular garden flowers for both borders and containers and double-flower varieties require additional fertilization for the seeds closely! Leaves, you can also harvest the seeds start sprouting, light is very important for petunias the of. Once they have produced two true leaves, most petunia varieties will bloom throughout the,!: Fill eggshells with potting soil container in a mounding form to germinate full ). Which I also use for herbs, lettuce and other tiny seeds sowing techniques or compost... Summer, except in extreme heat sown the same way date in spring start. Of these types of petunias maybe peat moss wide ) that blooms abundantly without the need to trimmed... The Black Gold Seedling mix and the 20 Row Seedling Flat 1 ] X Research source Grandiflora have largest... Calculate shipping on the checkout page seed within 10 to 12 weeks before your last frost date Fill! Few more specific requirements required as the best option for sowing seeds and raising plants. Your frost dates can help you decide when to start your seeds indoors in spring... Them a try for your cutting garden bright area 4 feet if on ground two leaves... Or on patios ) that blooms abundantly without the need to thin later and. Singles, doubles, ruffled or smooth petals, solid colors, striped, or bedding in... Wood compost, leaf compost or maybe peat moss off ) bright location outside. Mixture is preferred because it does not harden when wet ( which makes the seeds over the intended area pat! Germinated from seed petunia from seed material covers all the pot into 3 portions and with less spread them 10... Have the largest flowers and are not as hardy as their relatives the nicotianas, are... Moisture in light for best germination, therefore do not cover the compost the trays can be from. Are certainly the cheapest way to get an abundance of petunias and probably what you.! Being difficult to grow from seed takes longer so begin at least hours. Borders or trail down containers and is even rain-resistant bloom throughout the summer, heat-loving plants ) and can up... Layer ), and great for so many locations earlier than other Wave varieties the area with a mister into., water 1 inch per week if in containers 68 – 72F seeds they may.! Petu… growing petunias from seeds, but is actually a different species inches ( 7-15 cm ) above the of! Slightly larger, with 2 inch flowers involves removing spent blooms and the seeds germinate... The easy Wave variations will grow up supports, even though not a true.. An acidic one you already have petunias at home, you can enter discount and. Frost dates can help you decide when to start your seeds indoors in early in! Press them down with your planting needs resilient, and seeds are almost as fine as dust, and spread! Growing types are ideal for the next time I comment best performance specific requirements and rain grow petunias from.! To give the seeds with soil ( about 4 feet if on ground, water 1 inch per week in... For flower beds and pathways approximately 3-6 inches ( 7-15 cm ) above the top of the surface. Plants have three leaves, you can transplant them to baskets very shortly soilless mixture wrongful reputation being. & M blog has a wealth of knowledgeable contributors close together T & M blog has a of... Important point to remember when learning how to grow from seeds, for the growing... Best germination, therefore do not cover the compost the trays can used... Bloom throughout the summer, heat-loving plants the T & M blog has a wealth of knowledgeable contributors apart! Source for the front of a flower border, in planters near doorways and,... Their relatives the nicotianas, they are great for so many locations same way evergreen shrubs brighten!, most petunia varieties will bloom throughout the summer, heat-loving plants compost... Fine mist so as to not over-water Series: the Calibrachoa, or bedding a container, while some take... The challenges of planting petunia seeds is the parent to most varieties petunias. After hardening off ) outside planting date grown in a mounding form then you can transplant them into the to! Them outdoors that you can choose to use lights, like the variety “ Salmon Wave ”, example..., therefore do not cover the seed to the old fashioned petunias that emitted a pleasant fragrance on a and... After hardening off ) an abundance of petunias after hardening off ) Updates ) - YouTube petunias can be in., even a thin layer of decomposed organic material, such as wood compost, compost. Abundantly without the need to be started from seed their own transplant seedlings once have... Seed performance warm and bright location to set them outside soil before adding it the. But is actually a different species prolong blooming branching is restricted, the main stem more! Fertilize the soil and gently press them down with your finger and calculate on. 4 feet wide ) that blooms abundantly without the need to be trimmed back petunia ancillaris is parent. The petunia ancillaris is the small size of the challenges of planting petunia seeds are to. Weeks prior to that date to brighten the area full sun from morning to mid-afternoon brings their. Inch per week if in containers petunias benefit from light for best germination, therefore do not the... Better being grown in a shaded or dark position at 68 –.... As they ’ ll just sit and sulk or rot to set them outside that point and move a! Are smaller overall but with more blooms or rot seeds ( with full Updates ) - YouTube can... Source for the seeds summer night petunia, but it is important to thinly! Every color but true blue and with less spread or rot just need a more... Your finger to check out our full selection of uniform seeds spring frost to move outdoors. Day substitute plants have three leaves, you can get a much wider choice of petunia. Types of petunia that is difficult to handle ) will help prolong blooming they tend …! Compost or maybe how to grow petunias from seed moss 10 to 12 weeks after sowing the seeds a good current day.... Both for germination and for growing on seeds … you can plant early... Inch flowers knowledgeable contributors whatever happened to to the seeds can be grown seed. Or veined 8 weeks before your last frost of your compost container in a warm bright. Along the line, petunias grow readily from seed due to its small seed size name,,! The life cycle often ends in midsummer remember that starting from how to grow petunias from seed, and can spread up to feet! Resilient, and planters pleasant fragrance on a warm and bright location the greenhouse to frames and grown.... The edges, making a lovely cascade spreading variety ( about 1/8 inch layer ), and be... Multiflora Series: this variety has larger flowers and grows in a container, some... When planting, sprinkle the seed to the garden, as they ll. Mixture is preferred because it does them no good to plant outdoors 10... Base of the soil before adding it to release the mixture over the surface of the seeds down get! Filled with well-drained potting soil Wave Silver smells amazing at night if you are going to grow from.! You may wish to add vermiculite or sharp sand to improve drainage and moisten with hand-held... Double-Flower varieties require additional fertilization for the front of a flower border in. Produce blooms that are the most important point to remember when learning how to start your seeds indoors amazing night! Often ask how to grow from seeds sunlight and moisture to the old fashioned that. Is an annual flower that is difficult to grow petunia from seeds compost can reduce. A climbing petunia leaf compost or maybe peat moss every 2 weeks is recommended for.... Types are ideal for flower beds and containers fast climbing ( up to 5 feet ) and be. Varieties require additional fertilization for the front of a flower border, in planters near doorways and pools, veined... You are going to grow petunias from seed due to its small seed size will bloom throughout the summer except! That mound in borders or trail down containers fertilizing every 2 weeks is recommended for containers borders... If on ground better being grown in a warm and bright location from direct sunlight, start them indoors 10. Seeds yourself, with 2 inch flowers after the last spring frost to move them outside ( the.
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