Gymnocalycium pflanzii
A small, globe-shaped, smooth, green cactus to around 15cm in height, with stiff grey-white spines., which may develop an orange-purple tint if grown in full sunlight. Large, white flowers with a hint of pink in the centre, are produced in summer, even on young plants. A very easy to care for cactus
Size
Ultimate height
0.5–1 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Green Orange Purple | Pink White | ||
| Autumn | Green | |||
| Winter | Green |
Position
- Full sun
Aspect
South–facing or West–facing
Exposure
ShelteredDrought resistance
Yes Hardiness
H2Botanical details
- Family
- Cactaceae
- Native to GB / Ireland
- No
- Foliage
- Evergreen
- Habit
- Clump forming
- Genus
Gymnocalycium can be spherical or cylindrical cacti, with ribs divided into rounded, spiny tubercles, and funnel-shaped flowers in early summer
- Name status
Correct
- Plant range
- Bolivia to Paraguay
How to grow
Cultivation
Grow in cactus compost in full light with shade from hot sun. Water freely in spring and summer, applying a low nitrogen fertiliser every month. See houseplant cacti and succulent cultivation for further information
Propagation
Propagate from seed
Suggested planting locations and garden types
- Houseplants
- Patio and container plants
- Low Maintenance
- Conservatory and greenhouse
Pruning
No pruning required
Pests
May be susceptible to mealybugs
Diseases
Generally disease-free
Get involved
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