Blue Cereus

Browningiahertlingiana

Family
Cactaceae (kak-TAY-see-ee)
Genus
Browningia (brow-NING-gee-uh)
Species
hertlingiana (hert-ling-ee-AY-nuh)
Synonym
Azureocereus hertlingianus
Clistanthocereus hertlingianus
Sun Exposure
Full Sun
Foliage
Height
20-30 ft. (6-9 m)
Spacing
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)
6-8 ft. (1.8-2.4 m)
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
Plant has spines or sharp edges; use extreme caution when handling
Bloom Color
White/Near White
Bloom Time
Mid Summer
Other Details
Category
Cactus and Succulents
Water Requirements
Foliage Color
Blue-Green
Where to Grow
Can be grown as an annual
Suitable for growing in containers
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 woody stem cuttings
From softwood cuttings
Allow cut surface to callous over before planting
From seed; sow indoors before last frost
From seed; direct sow after last frost
Seed Collecting
Allow unblemished fruit to ripen; clean and dry seeds
Unblemished fruit must be significantly overripe before harvesting seed; clean and dry seeds
Properly cleaned, seed can be successfully stored
Regional

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

Pittsburg, California

Reseda, California

San Diego, California

Spring Valley, California

Homosassa, Florida

San Antonio, Texas

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Gardener's Notes:

2
positives
0
neutral
0
negative
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W
San Antonio, TX | December 2022 | positive

Ive owned this cactus in both 8b and 9b. I have had my browningia hertlingiana about 4 years now. In that time it has grown about 18 inch...Read More

P
Acton, CA (Zone 8b) | January 2011 | positive

this is one of my very favorite cactus species, and one of the few really blue cacti that actually grow quite well in southern California...Read More

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