Greater knapweed (Centaurea scabiosa) is a perennial herb of Europe and western Asia that tolerates dry, low-fertility and alkaline soils. It was an ingredient of the medieval wound salve, and is an important nectar plant for bees and butterflies.1
Inputs
- Hardiness zone 41
- Hardiness zone 51
- Hardiness zone 61
- Hardiness zone 71
- Hardiness zone 81
- Full sun1
- Well drained soil1
- Moist soil1