
How to grow shrubby st. johns wort
Hypericum prolificum
When to plant shrubby st. johns wort
Plant this deciduous shrub while dormant, in fall or early spring. Extension guidance rates fall (early enough for roots to establish before the ground freezes) as the best time and spring, just before growth begins, as the next best.
Shrubby St. Johns Wort is timed by season rather than your frost dates, so the planting calendar does not generate ZIP-specific dates for it. Check the cited sources below to fine-tune for your area.
Growing conditions
- Lifecycle
- Perennial
- Spacing
- 12 to 48 in apart
- Sun
- Full sun
- Soil pH
- 5 to 8.5
Common problems
- root rot in wet soil
Sources
- North Carolina Extension Gardener Plant Toolbox (NC State Extension): Hypericum prolificum (Shrubby St. John's Wort)
- Clemson Cooperative Extension, Home & Garden Information Center: Planting Shrubs Correctly (HGIC 1052)
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