Photo of Astrophytum asterias var. nudum foliage by The Other Side Nursery

Photo by The Other Side Nursery

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Astrophytum asterias var. nudum

Also Known As

  • Sea Urchin Cactus

Plant type

cactus / succulent

size

  • H: 1"-3"
  • W: 2"-6"

planting zones

  • 9a-12

More Options

Astrophytum asterias var. nudum plant details

Astrophytum asterias var. nudum is an evergreen cactus / succulent with blue foliage. In summer red and yellow flowers emerge. Features fuzzy and glaucous texture. Grows well with sun - mostly shade and occasional - low water. Drought tolerant once established. Prefers to be dry in winter. Does well in average, gritty, lean, rocky and well-drained soil. A good option if you're seeking something heat tolerant and verticillium wilt resistant.

CHARACTERISTICS OF Astrophytum asterias var. nudum

Plant type: cactus / succulent
Plant family: cactaceae
Foliage: evergreen blue
Mature size: 2 IN - 6 IN - wide, 1 IN - 3 IN - tall
Flowers: red and yellow blooms in summer

GROWING CONDITIONS for Astrophytum asterias var. nudum

USDA Zones: 9a - 12
Sun exposure: sun - mostly shade
Watering frequency: occasional - low
Resistant to: heat and verticillium wilt
Soil needs: average, gritty, lean, rocky and well-drained

Nursery contributed plant descriptions

A speckle/scale-free form of Astrophytum asterias. Urchin-like shape, slow-growing spine-free cactus. Light yellowish white tufts of fuzzy fuzz covers the areole that lines the center of the rib. Flowers appear from the center, petal color can range from plant to plant from white to orange. Usually seed-grown so each plant can look different from each other due to genetic makeup.
Keep dry in winter. Full Sun to Partial Shade. 2 inch wide Yellow Flowers with a Red center. Outdoor/Indoor.

By: Moon - Sun Cactus & Koi Gardens

Gardening facts about Astrophytum asterias var. nudum plant

How to Grow Astrophytum asterias var. nudum

  • Sun Exposure

    • sun - mostly shade
  • Water Needs

    • occasional - drought tolerant
  • Water Needs

    • dry in winter
  • Soil Needs

    • average
    • lean
    • well-drained
    • rocky
    • gritty
  • Special Situation

    • heat tolerant
    • verticillium wilt resistant

Features

  • Foliage Color

    • blue
  • Flower Color

    • red
    • yellow
  • Flower Season

    • summer
  • Foliage Season

    • evergreen
  • Texture

    • glaucous
    • fuzzy
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