Photo by Christer Johansson
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.
Echinocactus polycephalus
Also Known As
- Echinocactus xeranthemoides
- Biznaga De Chilitos
- Cottontop Barrel Cactus
- Cottontop Cactus
- Harem Cactus
- Many-Headed Barrel Cactus
- Woolly-Headed Barrel Cactus
Plant type
cactus / succulent
size
- H: 12"-24"
- W: 24"-48"
planting zones
- 8b-11
Echinocactus polycephalus plant details
Echinocactus polycephalus is an evergreen cactus / succulent with green foliage. In summer yellow flowers emerge. Drought tolerant once established. Prefers to be dry when dormant. Does well in gritty and well-drained soil. A good option if you're seeking something verticillium wilt resistant.
CHARACTERISTICS OF Echinocactus polycephalus
- Plant type: cactus / succulent
- Plant family: cactaceae
- Foliage: evergreen green
- Mature size: 24 IN - 48 IN - wide, 12 IN - 24 IN - tall
- Flowers: yellow blooms in summer
- Uses: container plant, houseplant, long-blooming, rock garden, spiky, year round interest
GROWING CONDITIONS for Echinocactus polycephalus
- USDA Zones: 8b - 11
- Sun exposure: sun - mostly sun
- Resistant to: verticillium wilt
- Soil needs: gritty and well-drained
Nursery contributed plant descriptions
By: Moon - Sun Cactus & Koi Gardens
Garden photo gallery of Echinocactus polycephalus
By: Christer Johansson
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.
View Original Photo
By: Stan Shebs
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.
View Original Photo
By: Stan Shebs
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.
View Original Photo
By: Stan Shebs
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.
View Original Photo
By: Stan Shebs
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.
View Original PhotoGardening facts about Echinocactus polycephalus plant
How to Grow Echinocactus polycephalus
Sun Exposure
- sun - mostly sun
Water Needs
- drought tolerant
Water Needs
- dry when dormant
Soil Needs
- well-drained
- gritty
Special Situation
- verticillium wilt resistant
Features
Foliage Color
- green
Flower Color
- yellow
Flower Season
- summer
Foliage Season
- evergreen
Landscape groups by tags
See other plant types of Echinocactus for your garden
aka Acharagma roseana, Coryphantha roseana, Echinocactus roseanus, Gymnocactus roseanus, Neolloydia roseana, Thelocactus roseanus
Plant Type
Cactus / Succulent
Zones
9a-10b
Size
Height: 2"-3"
Width: 3"-6"
- sun
- occasional - drought tolerant
- dry in winter
aka Astrophytum capricorne aurea, Astrophytum capricorne var. aureum, Astrophytum niveum, Echinocactus capricornis, Goat's Horn Cactus
Plant Type
Cactus / Succulent
Zones
9a-12
Size
Height: 6"-36"
Width: 4"-6"
- sun - mostly shade
- occasional - drought tolerant
- dry in winter
aka Astrophytum ornatum var. glabrescens, Echinocactus haageanus, Echinocactus holopterus, Echinocactus mirbelii, Echinocactus ornatus, Echinocactus tortus, Echinofossulocactus mirbelii, Echinopsis haageana, Monk's Hood, Star Cactus
Plant Type
Cactus / Succulent
Zones
9a-12
Size
Height: 12"-72"
Width: 6"-12"
- sun - mostly sun
- occasional - drought tolerant
- dry in winter
aka Echinocactus ritteri
Plant Type
Cactus / Succulent
Zones
9b-11
Size
Height: 1"-2"
Width: 1"-2"
- sun - mostly sun
- occasional - drought tolerant
- dry when dormant
aka Copiapoa albispina, Copiapoa columna-alba, Copiapoa de Philippi, Copiapoa melanohystrix, Echinocactus cinereus
Plant Type
Cactus / Succulent
Zones
10b-12
Size
Height: 4'
Width: 2'
- sun - mostly sun
- regular
- dry when dormant
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