Cunonia Species, Butter Knife Bush, Butterspoon, Butterspoon Tree, Red Alder

Cunoniacapensis

Genus
Cunonia (koo-NO-nee-uh)
Species
capensis (ka-PEN-sis)
Synonym
Sun Exposure
Sun to Partial Shade
Foliage
Evergreen
Provides Winter Interest
Textured
Height
12-15 ft. (3.6-4.7 m)
15-20 ft. (4.7-6 m)
20-30 ft. (6-9 m)
Spacing
12-15 ft. (3.6-4.7 m)
15-20 ft. (4.7-6 m)
Hardiness
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
USDA Zone 11: above 4.5 °C (40 °F)
Bloom Color
White/Near White
Bloom Time
Mid Summer
Other Details
Category
Trees
Tropicals and Tender Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Requires consistently moist soil; do not let dry out between waterings
Foliage Color
Where to Grow
Bloom Characteristics
Flowers are fragrant
Bloom Size
Other details
Soil pH requirements
Patent Information
Non-patented
Propagation Methods
Seed Collecting
Regional

This plant is said to grow outdoors in the following regions:

Bonsall, California

Grover Beach, California

Richmond, California

San Jose, California

San Leandro, California

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Gardener's Notes:

3
positives
0
neutral
0
negative
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A
Grover Beach, CA | August 2016 | positive

Aloha Montana Design

I bought a Cunonia capensis from Annie's at the local nursery and for some reason it died. I seldom ...Read More

T
| October 2011 | positive

Cunonia Capensis has many names: Red Alder, Butterknife Tree, Butterspoon tree and Rooiels. The plant, like its various names, is itself ...Read More

M
M
Cayucos, CA | November 2010 | positive

I have a beautiful Cunonia. I want to propagate some cuttings. Any suggestions?

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