Family: lamiaceae
Common name(s): dragonhead
Hardiness ratings: USDA zone 3~4 - 8
General resources
Links for Dracocephalum grandiflorum
- Dave's Garden PlantFiles - Profile page with horticultural basics, and member-contributed photos and comments. (zone 3-8) (3 photos)
- Denver Botanic Gardens - Description, native range, and cultural requirements. (additional pages for other varieties) (zone 3)
- Garden.org - Community-assembled plant profile (2 photos)
- Iris' Garden - Gardener in the Netherlands presents a photo of this plant, with basic horticultural information. (1 photo)
- Ontario Rock Garden Society - Germination information
- Rob's Plants - Plant profile with basic horticultural information and often personal observations. Also seed germination records. (zone 4) (1 photo)
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