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Ferocactus glaucescens

Ferocactus glaucescens
Photo: Dick Culbert from Gibsons, B.C., Canada, CC BY 2.0

Ferocactus glaucescens, the glaucous barrel cactus, is a solitary or branching barrel cactus from central Mexico with blue-green frosted stems and yellow spines. It needs strong sun, very sharp drainage and little water.

Family
Cactaceae (Cactus family)
Grows as
Succulent
Light
Full sun
Water
Water deeply only when the soil is fully dry, and much less in winter.
Soil
Fast-draining cactus or gritty mix with added grit or pumice.
Temperature
18–35 °C; protect below 5 °C, as it must be grown under glass in temperate regions.
How easy
Easy
Native range
NE. Mexico (to Veracruz)
Climate
desert or dry shrubland

About

Ferocactus glaucescens, the glaucous barrel cactus, is a species of flowering plant in the family Cactaceae, native endemic to México.

How to grow it

In cultivation in temperate regions it must be grown under glass. It has gained the Royal Horticultural Society's Award of Garden Merit.

There is a spineless form, Ferocactus glaucescens forma nuda (inermis).

Where it grows

This species is native to the limestone hills and dry forest of Hidalgo, Guanajuato, Querétaro, and San Luis Potosí states of Mexico at elevations of 550 to 2300 meters.

Text excerpted from the Wikipedia article Ferocactus glaucescens by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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