
Rattlesnake root
Prenanthes purpurea
Rattlesnake root is an elegant European woodland perennial that produces pendulous, purple-tinged flower heads on tall stems in late summer and naturalises beautifully under deciduous trees or in shaded borders. It prefers humus-rich, moist, well-drained soils and dappled to partial shade, closely mimicking its natural forest habitat. This low-maintenance plant needs little intervention once settled, making it ideal for naturalistic or shade garden plantings.
Care Level
Moderate
Sun
Partial Shade
Water
Moderate
Growth Rate
Moderate
Mature Height
—
Life Cycle
Perennial
Spacing
18″
Watering Schedule
Every 7-10 Days • Water Moderately To Keep Soil Consistently Moist; Do Not Allow To Dry Out Completely In Summer
Soil pH
5 – 5.5
Native to
Attracts
Sources
Data: trefle
Image: trefle.io — Taken Jul 30, 2019 by Llandrich anna (cc-by-sa)
No nurseries currently have this species in stock.