Button snakeroot (Colic-root, Dense blazingstar) - Liatris spicata.
Origin: USA: Maine to Florida, westwards to Louisiana
Special features: a lower growing seed strain with the same impressive architectural flowering spikes as the wild species
Colour: lilac-rose blossoms on stiff spikes that flower (interestingly!) from the top down
Natural Flowering Period: July - September
Winter hardiness: Z3
Growth Habit: Thick clumps
Foliage: Narrow basal leaves 40 cm long
Height with Flower: 60-90 cm
Spacing between plants: 50 cm
Soil requirement: well-drained soils but will prefer a bit more moisture than other Liatris species, pH 5.8 - 6.8
Location: Full sun
Use: plant together in the border with Knautia macedonica, Lavandula "Hidcote Blue Superior" and Platycodon "Fairy Snow"
Specialities: easy and reliable from seed, attracts bees.
Grams per 1000 seeds: 3,3
Seed Requirement: 10 g / 1000 plants
Best Sowing Date: Anytime
Way of Germination: Fast Germinator
Germination: Rapidly germinating, keep seed in constant moisture (not wet) with temperatures of about +20°C. Seeds must be covered thinly. Keep in cooler conditions after germination occurs. The germination might be slower and more irregular. This poses no problems.
Germination to Transplant: 4 - 8 weeks
Transplanting to salable Plant: 6 - 10 weeks
Eng.: Blazing (Dense gayfeather), button snakeroot, colic-root, dense blazingstar, devil's bit, gay-feather, spiked gayfeather. Suom.: NOROPUNATÄHKÄ, punatähkä. Sven.: Rosenstav. Bot. syn.: Lacinaria spicata (L.)