Care schedule
- Watering
- Soak every 2–3 weeks in dry spells Source: Oregon State University Extension
- Feeding
- Late winter or early spring, if needed Source: Michigan State University Extension
- Light
- Full sun to part shade Source: North Carolina Extension Gardener Plant Toolbox
- Frost
- Tolerates light frost in most climates · typical
Each line links to its published source. Your pot, light, season and climate matter more than the calendar.
Care tips
- Water deeply, especially in the first years and before winter.
- Brown inner needles in fall are normal shedding.
- Heavy snow can splay branches — brush it off gently.
In GoodKeap
Save your arborvitae to get these reminders in Upkeap, log each watering and feeding, add progress photos, and see weather prompts for your address.
From university extension guides
Each line links to the published guidance it came from.
Light
Full sun to part shade
American arborvitae grows well in full sun or partial shade, though its foliage may thin out if planted in full shade.
Source: North Carolina Extension Gardener Plant ToolboxChecked Oct 2026
Watering
Soak every 2–3 weeks in dry spells
During dry spells, established arborvitae should be soaked every two to three weeks to prevent needle dieback.
Source: Oregon State University ExtensionChecked Oct 2026
Feeding
Late winter or early spring, if needed
If fertilizing is necessary, arborvitae should be fed in late winter or early spring before the period of new growth begins.
Source: Michigan State University ExtensionChecked Oct 2026