![]() I lost the exact sowing date but I think it took around 2 weeks before I saw the first seedlings. We had the best germination when we kept seeds around 20☌. Since the plants are hardy you can also start seeds in the autumn in a greenhouse. Sow seeds indoors in March if you want the plants to flower in their first year. How to grow perennial penstemon from seed? Number of days until plants bloom: 90 – 120 daysįlowers: Yearly from July – September/Octoberĭistance between the plants: 30 to 40 centimeters (12/m²) Start: March or April for first-year flowering Planting information to grow penstemon Twizzle Coral from seed: Next year I will grow them in terracotta pots and give you an update! The peachy pink flowers attract pollinators, another good excuse to sow penstemon! Plant together with cranesbill, yarrow, and lamb’s ears for a beautiful display. I think the flowers will also look good in pots. Relatively dry soil is not a problem, perfect for a low-maintenance garden. Plant around 12 plants per square meter in your garden. ![]() Expect a height of 70 to 80 centimeters and a spread of 40 centimeters. I can tell you this one is a big success! Not only is the plant a perennial (sow once and it comes back every year), the color is fantastic and it flowers all summer long! No wonder this variety got rewarded by Fleuroselect. ![]() Penstemon Twizzle Coral seeds (Penstemon barbatus) also known as Beard-tongue or Beardlip PenstemonĪny plant with the word Coral in its name I had to try of course. ![]()
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