Biennial flower
Forget-me-not plant profile
Myosotis sylvatica
A biennial flower for full sun.
Last updated .
When to plant
When to plant Forget-me-not
Start seeds indoors
10 weeks before your last spring frost to 8 weeks before your last spring frost
Growing conditions
- Sun
- Full sun
- Lifecycle
- Biennial
- Hardiness
- Zones 3a to 8bFind my hardiness zone
Common problems
Watch for these
Also watch for: self seeding, weedy, rust, short lived.
Evidence trail
Evidence behind this profile
Original extension and institutional publications behind the planting, care, and safety facts on this page.
- Myosotis sylvatica (Forget-me-not, Woodland Forget-Me-Not)
North Carolina Extension Gardener Plant Toolbox (NC State Extension). Supports indoor seed-starting timing (direct) and planting season (direct). Checked 2026-06-18.