Euphorbia Species, Hercules Club, Canary Island Spurge

Euphorbiacanariensis

Family
Euphorbiaceae (yoo-for-bee-AY-see-ee)
Genus
Euphorbia (yoo-FOR-bee-uh)
Species
canariensis (kuh-nair-ee-EN-sis)
Synonym
Euphorbia tribuloides
Tithymalus canariensis
Torfosidis canariensis
Sun Exposure
Full Sun
Foliage
Deciduous
Smooth
Velvet/Fuzzy
Height
4-6 ft. (1.2-1.8 m)
6-8 ft. (1.8-2.4 m)
8-10 ft. (2.4-3 m)
10-12 ft. (3-3.6 m)
Spacing
36-48 in. (90-120 cm)
Hardiness
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)
Danger
Parts of plant are poisonous if ingested
Plant has spines or sharp edges; use extreme caution when handling
Bloom Color
Scarlet (dark red)
Bloom Time
Late Winter/Early Spring
Other Details
Category
Cactus and Succulents
Water Requirements
Drought-tolerant; suitable for xeriscaping
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
From seed; direct sow after last frost
Seed Collecting
Allow pods to dry on plant; break open to collect seeds
Regional

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

Tucson, Arizona

Encino, California

Hayward, California

Reseda, California

Spring Valley, California

Monroe, Washington

Shoreline, Washington

Woods Creek, Washington

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Gardener's Notes:

4
positives
0
neutral
0
negative
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C
Monroe, WA | October 2013 | positive

This plant came from the middle of a cutting that was about 2 feet tall. I keep it outside in the summer and bring it inside before the f...Read More

P
Sitka, AK (Zone 7a) | January 2006 | positive

I was given a Euphorbia canariensis a week ago and so far I love this plant! It was grown very poorly by the previous owner and I'm shock...Read More

B
Hayward, CA | September 2005 | positive

As cold tolerant as any "cactus" like Euphorbia. I have one in a container,the only others i have seen were in ground plantings. A little...Read More

P
Acton, CA (Zone 8b) | August 2003 | positive

Easy to grow clumper, native to the Canary Islands. This is one of the most attractive and 'neat' columnar Euphorbias, and makes a strik...Read More

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