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Fragrant Woolly Cactus
Scientific Name: Harrisia fragrans Small ex Britton & Rose
Synonym: Cereus fragrans, Cereus eriophorus var. fragrans
Family: Cactaceae
Fragrant Woolly Cactus (Harrisia  fragrans)
Harrisia fragrans, flower and fruit, in Britton and Rose's The Cactaceae
Recommended Temperature Zone:
USDA: 10-12

Frost Tolerance: Avoid frost

Minimum Avg. Temperature: 55F (12C)

Sun Exposure: Full sun to light shade

Origin: USA (costal eastern Florida), in very dry sand

Growth Habits: Columnar cactus, fluted, very spiny cane-like stems, 3 to 17 feet (1-5 m) long, 1 to 2 inches in diameter (2.5-5 cm), leaning on nearby support; 10 to 12 ribs; areoles with short tuft of hair, 0.8 inch apart (2 cm); 9 to 13 spines, 0.8 to 1.6 inches long (2-4 cm)

Watering Needs:


Endangered species in the USA.

Blooming Habits:
Very showy, nocturnal, fragrant, white or pink flowers, up to 8 inches long (20 cm), 3 to 4.5 inches in diameter (7.5-11 cm). They flower in May in habitat. The fruits are orange-red, 2 to 2.4 inches long (5-6 cm), with tuft of white hairs. The seeds are black, 0.12 inch long (3 mm).

Fruiting Habits:

Check for Field Collection numbers at Ralph Martin's Site

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Desert-Tropicals is dedicated to provide gardening advice, gardening ideas, and information about flower of all kind for landscape and collections. We try to check carefully the identification of the plants on the illustrations as well as the other information from the page, but occasionally errors do occur. if you notice anything that needs to be changed please contact us. Thanks.

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