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Arid Zone Trees All of our plants meet or exceed the minimum requirements of the American Standard for Nursery Stock (ANSI Z60.1)

Guaiacum coulteri


Foliage: Semi-Evergreen

Mature Height: 6’ - 25’

Mature Width: 6’ - 25’

Growth Rate: Slow to Moderate

Hardiness: 28 degrees F

Exposure: Full Sun

Leaf Color: Light Green

Shade: Filtered

Flower Color:  Blue-Purple

Flower Shape: Petals

Flower Season: Spring to Mid-Summer

Thorns: None

Propagation Method: Seed

Sizes Available: #25


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Guaiacum coulteri PDF


Guaiacum coulteri is a attractive addition to any landscape when in blooming in Spring to Mid-Summer. Native to western Mexico growing at a slow to moderate rate. It will grow to 25 feet high and wide in frost free areas. In colder areas may only get to 6 feet tall and wide. With dark green leaves attached to interesting crooked twisting branches this is a collectors gem.


Disclaimer: The information provided here was gathered from research literature published by the University of Arizona, other professional Landscape and Horticultural organizations and our experience at Arid Zone Trees. Always consult local landscape experts for recommendation for your specific area.

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