Dahlia seeds can be obtained from either dahlia flowers or dried seed heads. When you have a dahlia flower, you can simply remove the petals and expose the seed pods in the center. Dried seed heads are also available at nurseries or online. Once you have your seed pods, it’s time to get them ready for planting!
Getting Dahlia seeds from flowers is a simple process that can save you money on your gardening by giving you a new way to propagate the plants in your garden.
- Check the color of the flower petals. You want them to be faded and browning, but not rotted.
- Look at the center of the flower head for signs of seed pods. The seeds will be in these pods, so ripening is crucial to getting viable seeds.
- If the flower is ripe enough, cut it off the plant and put it in a paper bag to let it dry further.
- When the flower has dried completely, remove the petals and shake out all of the seeds into a bowl.
- Store in an airtight container until ready to plant or share with other gardeners!
Growing bedding dahlias from seed is a fun and rewarding experience. Here are some tips to get started:
Growing bedding dahlias from seed
Dahlias can be grown from seed quite easily. Begin by sowing the seed indoors six to eight weeks before the last frost date. Dahlias will flower in the summer months, taking about 100 to 120 days to mature. To ensure an early flowering plant, seedlings should be planted in containers 12 to 16 inches in diameter. Depending on the variety, dahlias need full sunlight and at least six hours of direct sunlight per day.
Begin by mixing equal parts of mushroom compost with two inches of soil. Then, plant the seedlings nine to 12 inches apart. If you choose larger varieties, place a stake at the same time, to keep the plants from rotting. Dahlias like full sunlight, so make sure your beds are sunny. If your climate is hot, provide some shade. If you want to grow your dahlias in a mixed bed, dig it deep enough to cover the root ball.
The first bedding dahlias were introduced to the world in 1922 as ‘Coltness Gem’. Seed has been available for many years, but has a generally unsatisfactory crop. Seed produced bedding dahlias have few flowers, which are adequate for cutting, but do not compare favorably to vegetatively propagated varieties. Seed raised dahlias grow best in small containers, but the NCCPG says they should be more widely grown.
You can also save dahlias for next season by letting them dormant indoors. Dahlia seed will not develop a tuber until they reach full size. Then you can harden them off and plant them outdoors in the spring. Hopefully, your dahlia seeds will grow to be big plants and bear fruit. If they do, you’ll be rewarded with gorgeous blooms and pods of dahlia seeds.
Germination of dahlia seeds
Dahlia plants produce flowers with long, thin pods that contain the seeds. The pods are usually light tan in color. The seeds inside are gray to dark brown. To start the germination process, separate the seeds from the pod. Store the pod in a dark place such as a refrigerator or dry garden shed. Dahlia seeds should be stored between 32 and 50 degrees Fahrenheit.
If you haven’t started your Dahlia plants from seed, you can do so indoors six to eight weeks before the last frost date. Once the seeds are germinated, the plants will be ready to transplant outdoors. They take about 100 to 120 days to produce flowers. Dahlia seedlings may be transplanted using paper towels or direct seeding into cell plugs. Make sure to water the seedlings well.
Growing dahlias from seed is a fun and rewarding experience. This is also a cost-effective way to fill your flower garden. Not only is it rewarding, but it is also a unique experience. When you grow dahlias from seed, you can get plants with a unique shape, color, and size. You will have the satisfaction of knowing you have planted a unique variety of your favorite flower.
Dahlia seedlings may be green in colour, with two leaflets positioned on opposite sides of the pod. Their leaf edges may be rounded, with a thin line running down the center. These sprouts are usually 4-6 weeks old when they are ready for transplant. They should be planted outdoors once the last frost date in your area has passed. Dahlias do not tolerate cold temperatures, so they must be planted in full sunlight and get at least six hours of direct sunlight per day.
Care of young plants
After planting, dahlias make considerable growth. This heavy growth attracts aphids, which may carry viruses. To prevent these pests, spray your dahlias every fortnight with a different insecticide. You can also spray the foliage with paraffin, which is effective against earwigs. Care of young Dahlia plants begins as early as April or May.
The hottest part of summer is tough on dahlias. To reduce their stress, provide part shade. If possible, construct a wooden structure with shade cloth. Dahlias need good drainage, so be sure to provide plenty of drainage. Plant the tubers in five to seven-gallon containers or grow bags. For better results, start the plants indoors. A good growing medium for dahlias is a mix of well-drained soil and a potting mix.
Watering young Dahlias regularly is essential for their growth. A dahlia needs six to eight hours of full sunlight, so place them in a partially shaded area during the afternoon hours. It does not require much water – summer rainfall will suffice. Once a week, water the plant thoroughly. Make sure the soil is moist. Do not over-water. If the soil dries out, the plant will become diseased.
Taking care of young Dahlia plants is easy. The tubers are quite expensive at first, but the investment will pay off in the long run. Growing young Dahlias from seed tubers is easy and inexpensive, especially if you can find the right variety. You can also root cuttings, which will be very useful in the future. However, remember to keep them away from sunlight for too long – too much sunlight can damage them irreparably.
Sowing dahlia seeds
You can start sowing dahlia seeds indoors in spring by saving your flowers. You can also start the seeds indoors in large pots or a starter garden. You can plant dahlias outdoors as soon as the last frost date in your area passes. Dahlias are not cold-hardy and need six hours of sunlight daily. If you can delay the planting of dahlias indoors, you can enjoy great blooms through the autumn.
When you collect your dahlia seed pods, make sure to cut them at least six inches below the pods so that you can easily pull out the seeds. Be sure to label the seeds – you want to know what kind they are! If you’re growing hybrid dahlias, make sure to label both of the plants. Once you’ve collected your seeds, store them in a cool, dry place indoors until the spring frost has passed.
Dahlia seeds should be started indoors six to eight weeks before the last frost date. Dahlia seedlings will start to sprout in seven to 14 days at 70 degrees Fahrenheit. They should be planted in a pot with peat or CowPots, and should be kept moist until they reach 6 inches. If you’re growing large flowering dahlias from seed, the process will be longer.
While bedding dahlias can be grown from seed, most show varieties must be raised from seed. This means that seedlings are not always consistent, and that you may end up with a hybrid with an inferior flower quality. Seedlings can’t compete with vegetatively propagated varieties. However, they can still be an excellent option for growing bedding types in your yard. If you can’t afford to buy a mature dahlia, you can always start with a small bed of seeds and watch it grow from there.
Harvesting dahlia seeds
You can harvest dahlia seeds from flowers in three stages. Dahlias that are going to seed may appear dead, but they’re really just perfect for seed collecting. These flowers are smaller than the parent plants, and the seeds are easy to gather. Dahlia seeds are similar to potatoes. Dahlia flowers are best harvested after they set seed, but they can also be saved for next year.
To start a new crop of dahlias, start the seed indoors at least six to eight weeks before the last expected frost. Dahlias flower in the spring and summer months, and it takes approximately 100 to 120 days to develop new flowers. You can use paper towels to cover the seed tray, or directly seed the seeds into cell plugs. Once they germinate, move the seedlings into smaller containers to grow them in the garden.
After harvesting dahlia seeds from your flowers, dry them well. Place them in trays or containers with air circulation. Let them air dry completely for 24 hours, stirring them once in a while. Then, store them in paper envelopes. This will help prevent the seedpods from getting mouldy and spoiling. If you don’t have a seed storage container, use a desiccant pack to keep the humidity level low.
Dahlia flower seeds are abundant on a dahlia plant. Most gardeners choose to protect the tubers and replant them the following year. Those with a bit of extra time can try harvesting dahlia seeds from their flowers. While seeded dahlia plants take a full season to bloom, the results can be worth the wait. The reward: a new dahlia plant with new blooms and foliage!