Also known as Atlantic White Cedar · Atlantic White Cypress · Atlantic White-Cedar
White Cypress (Chamaecyparis thyoides) is a slow-growing, native evergreen conifer of the eastern United States, forming a narrow, pyramidal shape with feathery, scale-li
At-a-glance light, water, soil, and growing conditions from plant data
Full Sun to Partial Shade
50% intensity
Thrives in full sun but can tolerate light shade.
Consistent Moisture
75% intensity
Prefers consistently moist, but not waterlogged, soil.
Acidic, moist, well-drained soils
50% intensity
Adaptable
25% intensity
Tolerates a wide range of temperatures, hardy in USDA zones 3-8.
Low to Moderate
25% intensity
Generally not a heavy feeder; fertilize sparingly in spring if growth is poor.
Safety information from plant toxicity data
| Attribute | Value |
|---|---|
| Toxic for humans | No 0/5 intensity |
| Toxic for pets | No 0/5 intensity |
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
White Cypress thrives in consistently moist soil. Water deeply when the top few centimeters feel dry. Avoid waterlogged conditions, as this can lead to root rot.
In drier climates or during hot periods, increase watering frequency to maintain soil moisture.
Prune to maintain shape and remove dead or damaged branches. Light pruning can be done anytime, but significant structural pruning is best in late winter or early spring before new growth emerges.
Avoid heavy shearing, which can damage the plant.
Propagation is typically done from seed or semi-hardwood cuttings. Seeds require a period of cold stratification.
Cuttings should be taken in summer and treated with rooting hormone, then placed in a well-draining medium in a humid environment.
Young White Cypress trees may require repotting every 2-3 years to refresh the soil and provide more space. Mature trees are best left undisturbed.
Repot in early spring, using a well-draining, slightly acidic potting mix.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of White Cypress (Chamaecyparis thyoides)
Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Pinopsida |
| Order | Pinales |
| Family | Cupressaceae |
| Genus | Chamaecyparis |
| Species | Chamaecyparis thyoides |
Similar in genus Chamaecyparis
Answers based on plant encyclopedia data
