California thistle
Cirsium arvense
California thistle is an extremely hardy perennial that thrives with minimal care in most soil conditions. It prefers partial shade and moderate watering but can tolerate drought once established. This low-maintenance plant spreads readily and attracts beneficial pollinators.
Care Level
Low
Sun
Partial Shade
Water
Moderate
Growth Rate
Moderate
Mature Height
24″ – 60″
Soil
sandy loam
Life Cycle
Perennial
Spacing
18″
Watering Schedule
Every 10-14 Days • Light To Moderate Watering, Tolerates Dry Conditions Well
Soil pH
5 – 8
Temperature
-30° – 95°F
Mature Spread
up to 36″
Root Depth
Deep
Foliage
Medium
Propagation: Seed
Native to
Attracts
Sources
Data: trefle, usda
Image: trefle.io — Taken Jul 13, 2019 by Manu Pacha (cc-by-sa)
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