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Mojave Mound Cactus Flower Wikimedia Commons
Cactaceae

Mojave Mound Cactus Flower

Echinocereus mojavensis

Fierce beauty born of austerity.

Family
Cactaceae
Genus
Echinocereus
Native to
southwestern United States
Bloom season
Spring
Type
cactus
Height
10–30 cm
Sunlight
full sun
Soil
rocky, sandy, extremely well-drained
Water
very low; minimal supplemental water
Hardiness
5–9
Lifespan
perennial; very slow-growing, decades-long

Did you know

  • The large, vivid flowers are wildly disproportionate to the small cactus body — a single bloom can be wider than the stem.
  • It forms dense mounds of up to 500 clustered stems over many decades, creating impressive cushion-like colonies.
  • The flowers stay open for several days, closing at night and reopening each morning — unusual for cactus flowers.
  • It is one of the most cold-hardy cacti, surviving winter temperatures down to -23°C (-10°F) under snow cover.
  • Cactus bees (Diadasia) are specialist pollinators that have co-evolved with Echinocereus flowers.

Color meanings

Red

desert fire and passion

Magenta

tenacious vitality

Uses

  • cactus collections
  • rock gardens
  • xeriscape focal points
  • alpine house displays