Woolly thistle
Cirsium eriophorum
Woolly thistle is a striking biennial-looking perennial with large, cobweb-like white woolly flower heads that are highly attractive to pollinators. Plant in a sunny to lightly shaded position in well-drained to average soil and it will largely look after itself. It is best suited to naturalistic or wildflower garden settings where its bold architectural form can be appreciated.
Care Level
Low
Sun
Partial Sun
Water
Moderate
Growth Rate
Moderate
Mature Height
24″ – 60″
Soil
loam
Life Cycle
Perennial
Spacing
36″
Watering Schedule
Every 7-14 Days • Water Deeply But Infrequently, Allowing Soil To Partially Dry Between Waterings
Soil pH
8 – 9
Temperature
-30° – 95°F
Root Depth
Deep
Foliage
Medium
Native to
Attracts
Sources
Data: trefle, usda
Image: trefle.io — Taken Aug 5, 2021 by Bert Geerdes (cc-by-sa)
No nurseries currently have this species in stock.