Shrubs · Other Families
Arizona Cypress 'Carolina Sapphire'
Callitropsis glabra 'Carolina sapphire'
In USDA zones 7b–8a around Raleigh, Durham, and Cary, Arizona Cypress 'Carolina Sapphire' is a shrub used in Triangle yards when mature size, sun, and drainage fit the bed. Piedmont clay rewards a wide planting hole, a slightly high crown, and steady first-season water. Fall planting is the usual window here; water through the first summer no matter the calendar.
Add to plant request
Choose a container size to add this plant to your request. We confirm pricing and live stock before invoicing.
Key facts for the Triangle
- Botanical name
- Callitropsis glabra 'Carolina sapphire'
- Common name
- Arizona Cypress 'Carolina Sapphire'
- Plant type
- Shrubs
- Group
- Other Families
- Hardiness here
- USDA 7b–8a (Raleigh–Durham Triangle)
- Light
- Match the site; confirm hours of direct sun
- Water
- Deep, consistent water while establishing
- Soil
- Well-drained
- Leaf habit
- Evergreen
- Best planting window
- Fall (October–November) in the Piedmont; spring after frost as backup
Overview
Hesperocyparis glabra, known as the Arizona smooth bark cypress or smooth Arizona cypress, is a conifer native to the American Southwest, with a range stretching over the canyons and slopes in a somewhat wide vicinity around Sedona, Arizona.
It is a reliable choice for layered foundation or border plantings in the Triangle. Between the clay soil and humid summers, this shrub stands out for its evergreen and overall landscape durability.
At a glance
Foliage & season
Best landscape uses
Best landscape uses
Growing & care
Practical notes for establishment and seasonal care in the Triangle—adjust for local soil tests and microclimate.
Light
Morning sun with some afternoon protection is usually a safe bet for most ornamentals in the Triangle.
Watering Procedure
Water at the base until the root zone is saturated (usually 45-60 seconds for new plants). Check the top inch of soil; if dry, it's time to water again.
Planting & Soil
In our heavy Raleigh clay, this is a great performer if you prep the soil well. Dig your hole twice as wide as the root ball but no deeper. Mix 30% compost with your native clay backfill to open up the soil—this helps the roots breathe and prevents water from pooling. Planting 'slightly high' also ensures the roots stay healthy.
Fertilization
Fertilize sparingly if at all. A light spring application is usually enough; over-fertilizing evergreens in our humidity can lead to weak, leggy growth.
Pruning / upkeep
Prune only as needed for structure or clearance. In our humid climate, thin out internal crossing branches to improve air circulation.
Common questions
Is Arizona Cypress 'Carolina Sapphire' a good plant for Raleigh and the Triangle?
Yes—when the site matches its light and drainage needs. Arizona Cypress 'Carolina Sapphire' is used in Raleigh, Durham, and Cary landscapes in USDA zones 7b–8a. Confirm mature width, overhead wires, and how wet the Piedmont clay stays after storms before you plant.
When should I plant Arizona Cypress 'Carolina Sapphire' in North Carolina?
Fall (October–November) is the safest window for Arizona Cypress 'Carolina Sapphire' in the Piedmont: soil is still warm, air is cooler, and roots can grow before summer. Spring after the last frost works if you can water deeply through the first hot season.
Will Arizona Cypress 'Carolina Sapphire' grow in Piedmont clay?
It can, with careful planting: wide hole, crown slightly above grade, and no water sitting on the root flare. Heavy, poorly drained clay is the usual failure mode—not summer heat alone.
Does Arizona Cypress 'Carolina Sapphire' lose its leaves in winter?
No. Arizona Cypress 'Carolina Sapphire' is evergreen and keeps foliage year-round, which is why it is used for winter structure and screening in Triangle yards.
Reference context includes Wikipedia (“Hesperocyparis glabra”), licensed under CC BY-SA.