- #PLANTING PETUNIA SEEDS INDOORS HOW TO#
- #PLANTING PETUNIA SEEDS INDOORS FULL#
- #PLANTING PETUNIA SEEDS INDOORS FREE#
If your petunias start to flag or grow leggy, cut them back and fertilize them. When planting petunias in containers, be sure not to crowd your plants, limiting yourself to three per 12-inch (30 cm.) pot. However, growing petunias in pots, regardless of their type, should not disappoint you, as long as you treat them right. You can purchase special trailing petunias, which will perform dramatically in containers.
#PLANTING PETUNIA SEEDS INDOORS FULL#
Place your containers where they will receive full sun – six hours per day is good but eight is preferable for the fullest possible blooms. Apply a slow release fertilizer at the time of planting, then follow up with a liquid fertilizer every week or two throughout the season. You don’t want to waterlog your roots either, though, so make sure your container has very good drainage. Wetting the flowers and foliage can promote disease, so water either from below or close to the surface of the soil. This doesn’t mean you should neglect your petunias, but you should allow the soil to dry out completely between waterings.Įvery few days, give them a long, slow drink. Soil in containers is prone to heating up and drying out much faster than soil in the garden, but petunias are particularly hot and dry hardy.
#PLANTING PETUNIA SEEDS INDOORS HOW TO#
Keep reading to learn how to grow petunias in containers. Trays are best if you are starting many petunias from seed. When seeding petunias, you can sow them in soil blocks, trays or small containers. This gives the petunia time to sprout before transplanting outside. Whether in hanging baskets or containers on tables or a front porch, growing petunias in pots brings vibrant color throughout the summer to whatever area you choose. A good idea is to sow the petunia seeds indoors 10-12 weeks before the last frost date in your area. Pelleted seeds are small seeds that have been clay-coated to make them larger and more uniform in size and shape, making them easier to handle when planting.Planting petunias in containers is a fantastic way to showcase them. With the Bio Dome, you can control the temperature, light, and soil mix to ensure your seeds become strong for transplant.
If you plan to start your seeds indoors, be sure to check out our Bio Dome Seed Starter Kit. Cutting back plants that have declined in summer heat promotes later blooms as temperatures cool.ĭirect sow petunia seed after the last frost and as soon as the soil is warm in spring, or start seeds indoors 10 to 12 weeks before the last frost and transplant after all threat of frost has passed. It is low maintenance but pinching off the tops of established plants results in bushier plants with a heavier bloom and deadheading regularly encourages and prolongs flowering.
#PLANTING PETUNIA SEEDS INDOORS FREE#
It is virtually disease and pest free and deer resistant. Planted alongside perennials and vegetables, petunias repel asparagus beetles, leafhoppers, a range of aphids, tomato worms, and many other pests.Įasy to grow, Shock Wave® White Petunia prefers full sun to light shade and average, medium moisture, well-drained soil.
The plant gracefully cascades from containers, window boxes, and hanging baskets but also make great edging or ground cover in beds and borders. The showy flowers rebound faster from rain or overhead watering and attract butterflies and hummingbirds to the garden.įull and lush, Shock Wave® White Petunia has a compact, dense, mounded, spreading habit and controlled, manageable vigor, similar to E3 Easy Wave varieties. Packed with petite, high-impact flowers, the plant is blanketed non-stop in fragrant pure white blossoms over a long season. Shock Wave® White Petunia is a tender perennial (Zones 10-11), often grown as an annual, offering spring through summer interest.
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