The optimal temperature range for germination is around 21°C (70°F), but seeds can be sown outdoors as early as the ground can be worked.
Try to aim for a seed spacing of at least 9.75 inches (25.0 cm) and sow at a depth of around 0.25 inches (0.64 cm). For optimal germination, soil temperature should be a minimum of 18°C / 64°F.This plant is a prolific self-seeder if not deadheaded – in some areas it is considered an invasive species. The seeds are barbed and will stick tightly to clothes and animals.
These estimates for how long Chinese Forget-me-not takes to sprout, grow and harvest are from real observations from real gardeners, right around the world.
Average 9 days | Min 5 days | Max 106 days (4)
Average 49 days | Min days | Max days (0)
Average days | Min days | Max days (0)
The name houndstongue comes from the belief that it could ward off dog attacks if a leaf was worn in the shoe.
Chinese hound's tongue
Cynoglossum amabile Stapf & J.R. Drumm.