Echinocereus dasyacanthus

RHS Plant Profile
Texas rainbow cactus
Texas rainbow cactus RHS

Other common names

Texas rainbow hedgehog, yellow pitaya

Cactus Succulent

Echinocereus dasyacanthus normally have one single spiny stem, but it is not uncommon for some plants to have between 3 and 10 stems. These can vary in colour from light brown to pink or, less commonly, ash white to reddish brown. Large, scented yellow flowers of around 8-12cm in length appear from March to May.

Position

Full sun

Soil Types

Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0-0.1 metre

Size

Time to Maturity
5–10 years
Max Spread
0-0.1 metre
Max Height
0.1-0.5 metres

Growing Conditions

Loam Sand
Moisture
Well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun
Aspect
South–facing or West–facing
Exposure
Sheltered
Hardiness
H1C

Colour & Scent

Fragrance Flower
Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Cactaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Columnar upright, Clump forming
Genus
Echinocereus can have deeply ribbed cylindrical or globose stems, sometimes forming clumps, and large funnel-shaped flowers
Name Status
Correct

How to Grow

Cultivation

Grow under glass in a peat-free, loam-based potting compost with added extra grit. Water moderately when in growth, not at all when dormant. Apply a balanced liquid fertiliser 2 or 3 times in the growing season. See houseplant cacti and succulent cultivation

Propagation

Propagate by seed

Suggested planting locations and garden types

  • Patio and container plants

Pruning

No pruning required

Pests

May be susceptible to mealybugs and scale insects

Diseases

Generally disease-free