silver torch
Also known as: silver torch cactus
A columnar cactus growing to 1.5m, with basally branched erect stems densely covered with short white spines; tubular rose-red flowers 8cm in length are borne scattered along the stems in summer
Scientific classification
- Species
- silver torch (Cleistocactus strausii)
- Genus
- Cleistocactus
- Family
- Cactaceae
- Information to be completed
- Toxicity
- Cactus Succulent
- Plant type
- 1-1.5 metres
- Height
- 0.5-1 metres
- Spread
- Evergreen
- Foliage
- Columnar upright
- Habit
- Spring · Summer · Autumn · Winter
- Season of interest
- Full sun
- Sunlight
- 18 – 28 °C
- Ideal temperature
silver torch pictures
Distribution of silver torch
Distribution map
Southern Bolivia
Information to be completed
Culture
Information to be completed
Toxicity
Information to be completed
Quick identification of silver torch
Information to be completed
silver torch care guide
- Completely dry substrate between watering, nearly no water through cold winter
- Watering
- Full sun
- Sunlight
- 18 – 28 °C
- Ideal temperature
Watering
Completely dry substrate between watering, nearly no water through cold winter
Fertilizing
FertilizingWeak low-nitrogen cactus feed monthly only in warm summer months
Pruning
PruningNo pruning required
Propagation
PropagationPropagate by seed or stem cuttings
Growing
GrowingGrow under glass in a standard cactus compost, in full light. Provide low humidity. Water freely when in growth and keep completely dry at other times. Apply a dilute low nitrogen fertilizer fortnightly during late spring and summer
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Common pests and diseases
Diseases
Generally disease free
Pests
Can be attacked by mealybugs
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