Photo by Stan Shebs
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 license.
Oreocereus trollii
Also Known As
- Borzicactus trollii
- Cereus trollii
- Oreocereus celsianus var. bruennowii
- Oreocereus irigoyenii
- Oreocereus irigoyenii
- Old Man Cactus
- Old Man of the Andes
Plant type
cactus / succulent
size
- H: 24"-30"
- W: 6"-24"
planting zones
- 7a-10b
Oreocereus trollii plant details
Oreocereus trollii is an evergreen cactus / succulent with blue and green foliage. In spring and summer red flowers emerge. Features fuzzy and glaucous texture. Grows well with sun - mostly sun and low water. Drought tolerant once established. Does well in well-drained soil. A good option if you're seeking something verticillium wilt resistant.
CHARACTERISTICS OF Oreocereus trollii
- Plant type: cactus / succulent
- Plant family: cactaceae
- Foliage: evergreen blue and green
- Mature size: 6 IN - 24 IN - wide, 24 IN - 30 IN - tall
- Flowers: red blooms in spring and summer
- Uses: container plant, houseplant, long-blooming, rock garden, spiky, year round interest
GROWING CONDITIONS for Oreocereus trollii
- USDA Zones: 7a - 10b
- Sun exposure: sun - mostly sun
- Watering frequency: low
- Resistant to: verticillium wilt
- Soil needs: well-drained
Nursery contributed plant descriptions
By: Cactus Jungle
By: Moon - Sun Cactus & Koi Gardens
Garden photo gallery of Oreocereus trollii
By: Stan Shebs
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 license.
By: Stan Shebs
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 license.
By: plant lust
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 license.
View Original PhotoGardening facts about Oreocereus trollii plant
How to Grow Oreocereus trollii
Sun Exposure
- sun - mostly sun
Water Needs
- low - drought tolerant
Soil Needs
- well-drained
Special Situation
- verticillium wilt resistant
Features
Foliage Color
- green
- blue
Flower Color
- red
Flower Season
- spring
- summer
Foliage Season
- evergreen
Texture
- glaucous
- fuzzy
Landscape groups by tags
See other plant types of Oreocereus for your garden
aka Borzicactus celsianus, Cereus celsianus, Oreocereus maximus, Oreocereus neocelsianus, Pilocereus celsianus, Old Man Cactus, Old Man of the Andes, Old Man of the Mountains
Plant Type
Cactus / Succulent
Zones
8a-10b
Size
Height: 3'-10'
Width: 4"-18"
- sun
- occasional - drought tolerant
aka Borzicactus fossulatus, Oreocereus celsianus var. foveolatus, Oreocereus fossulatus, Pilocereus celsianus var. foveolatus, Pilocereus fossulatus
Plant Type
Shrub, Cactus / Succulent
Zones
9a-11
Size
Height: 3'-6'
Width: 4'-8'
- sun - mostly sun
- low - drought tolerant
aka Arequipa leucotricha, Borzicactus hendriksenianus, Borzicactus leucotrichus, Cereus hendriksenianus, Echinocactus leucotrichus, Oreocereus hendricksenianus var. multilanatus, Oreocereus hendriksenianus, Chastudo, Old Man of the Andes, Viejito
Plant Type
Cactus / Succulent
Zones
9a-11
Size
Height: 2'-4'
Width: 2'-4'
- sun - mostly sun
- low
aka Cactus lanatus, Cephalocereus lanatus, Cereus dautwitzii, Cereus lanatus, Cereus lanatus ssp. sericatus, Cereus sericatus, Cleistocactus lanatus, Espostoa dautwitzii, Espostoa lanata var. lanata, Espostoa lanata var. sericata, Espostoa laticornua, Espostoa procera, Espostoa sericata, Oreocereus lanatus, Pilocereus dautwitzii, Pilocereus lanatus, Peruvian Old Man Cactus
Plant Type
Cactus / Succulent
Zones
9b-11
Size
Height: 6'-20'
Width: 2'-8'
- mostly sun - bright shade
- drought tolerant
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