How long do lobelia seeds take to grow?
Do not cover, as lobelia needs light to germinate. Keep soil damp, we suggest a hand sprayer for ideal watering. Keep in a warm environment at a temperature of 15-20°C(60-68°F). Seedlings should appear within 7-14 days.
How long do lobelia seeds take to flower?
Sow thinly and just press into seed-starting formula. Keep the soil moist at 65-75 degrees F. Seedlings emerge in about 20 days.
How do I start lobelia seeds?
Do I cover lobelia seeds?
Sprinkle the lobelia seeds on the surface of a good seed compost and do not cover the tiny flower seeds with anything, the lobelia seeds need light to germinate. Gently firm the compost down after you sprinkled the seeds. Keep the seed trays, pots at a temperature of 18-24 Celsius. The germination can take 14-20 days.
Is lobelia easy to grow from seed?
Lobelia seeds are extremely small and fine-textured but are easy to cultivate if started indoors eight to 12 weeks before transplanting out – generally, two to four weeks after your last frost date.
How do you look after lobelia seedlings?
Water perennial lobelias, especially Lobelia cardinalis, regularly – the soil needs to be kept moist at all times. Feed with an all-purpose, balanced food in spring and early summer, switching to a high potash feed from midsummer. Cut back old flower stems after flowering and trim back the old foliage in autumn.
When should you plant lobelia seeds?
When Should I Plant Lobelia Seeds? Best grown as a half-hardy annual, Lobelia seeds need to be sown under glass between January and April for flowering between August and September. Alternatively, the seeds can be sown outdoors during April and June for flowering the following year.
Can you grow lobelia indoors?
Lobelia seeds can be sown directly indoors. These plants typically require an area with full sun but will tolerate partial shade. They also prefer moist, rich soil. Start indoors about 10 to 12 weeks prior to the last frost in your region.
Can you winter sow lobelia?
And a few weeks after that, I will winter sow snapdragons, marigolds, nasturtium, lobelia, alyssum and other annuals. But this is such a super flexible way of growing, if you haven't started in January, go ahead and sow all the things in late Feb or March!
Can you split lobelia?
Lobelia can be divided in the fall, however, that will disrupt the blooming cycle -- lobelia is a fall-blooming plant. The best time to divide lobelia is in the spring, just after the new growth begins to emerge.
How big do lobelia plants grow?
Height: Annuals reach a maximum height of about 12 inches. Perennials can grow to be 4 feet high.
Can you plant trailing lobelia in the ground?
Planting and Growing Lobelia
Grow in deep, rich, moist soil, in full sun or partial shade. Trailing forms are popular in hanging baskets, window boxes and containers. Low growing forms are ideal for the front of beds and borders, where a quick splash of colour is needed.
What does self seeding mean?
Self-sowing annuals are plants that will drop seed in your garden before they die and will germinate on their own the following year. So they return year after year like perennials, but from seeds, not from their roots.
Is lobelia a ground cover?
Blue Lobelia flowers make a beautiful ground cover that performs well in full sun to partial shade. Growing Lobelia Erinus from seed is very rewarding! If starting Lobelia seeds outdoors, it will not begin to flower for two months after seed is planted.
Why is my lobelia drooping?
Keep the soil too wet and it will rot the roots right off the plant. With no roots, the plant appears to be wilting from lack of water, but it was actually too much water that caused the roots to rot in the first place. Watering at this point only hastens the plant's demise.