Family: asteraceae
Common name(s): Purple Starthistle, Red Star Thistle, Caltrop
Hardiness ratings: USDA zone 3 - 10
General resources
Links for Centaurea calcitrapa
- Dave's Garden PlantFiles - Profile page with horticultural basics, and member-contributed photos and comments. (zone 3-10) (1 photo)
- Garden.org - Community-assembled plant profile (1 photo)
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