
How to grow american arborvitae
Thuja occidentalis
When to plant american arborvitae
Plant this conifer in early spring, before new growth begins, or in early fall. Extension guidance rates those two windows as best because roots can establish before summer heat or a hard freeze; container or balled-and-burlapped stock goes in during these cooler, low-stress periods.
American Arborvitae 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
- 120 to 180 in apart
- Sun
- Full sun
- Soil pH
- 6 to 8.5
Common problems
- bagworms
- winter burn
- deer browse
- spider mites
Sources
- North Carolina Extension Gardener Plant Toolbox (NC State Extension): Thuja occidentalis (American Arborvitae)
- Penn State Extension: Is Fall for Planting?
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