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Cactus Succulent

Echinopsis arachnacantha

spider web-spined Easter lily cactus

A cactus with flattened, spherical dark green stems singly or in clusters to 5cm thick, with weakly notched ribs and clusters of recurved spines which broadly resemble small spiders. Large, cup-shaped flowers are usually yellow or orange, though occasionally white or red, and appear in late spring or early summer.

Synonyms
Lobivia arachnacantha
Echinopsis ancistrophora subsp. arachnacantha
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Size
Ultimate height
Up to 10cm
Time to ultimate height
5–10 years
Ultimate spread
0–0.1 metre
Growing conditions
Loam
Sand
Moisture
Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green Yellow Orange White Red
Summer Green Yellow Orange White Red
Autumn Green
Winter Green
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Sheltered
Drought resistance
Yes
Hardiness
H2
Botanical details
Family
Cactaceae
Native to GB / Ireland
No
Foliage
Evergreen
Habit
Clump forming
Genus

Echinopsis can have spherical or cylindrical, heavily ribbed and spiny stems, with funnel-shaped flowers in spring or summer

Name status

Correct

Plant range
Bolivia

How to grow

Cultivation

Grow under glass in a peat-free, loam-based potting compost with added extra grit. Water moderately when in growth, sparingly when dormant. Apply a balanced liquid fertiliser 2 or 3 times in the growing season

Propagation

Propagate by seed sown at 21ºC in spring, or by division, removing offsets in spring or summer

Suggested planting locations and garden types
  • Houseplants
  • Conservatory and greenhouse
Pruning

No pruning required

Pests

May be susceptible to mealybugs

Diseases

Generally disease-free

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