Cereus repandus

RHS Plant Profile

cadushi

Synonyms

Cereus peruvianus

Cactus Succulent

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A branching, shrubby or tree-like cactus with columnar stems up to 10m tall. The cylindrical, grey-green to bluish stems, up to 20cm in diameter, are sometimes segmented and have 8-13 ribs. Creamy-white nocturnal flowers open for a single night and may be followed by spherical or egg-shaped, edible fruits up to 4cm long

Position

Full sun

Soil Types

Sand

Max Height

8-12 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity: 20–50 years
Max Spread: 0.1-0.5 metres
Max Height: 8-12 metres

Growing Conditions

Sand

Moisture: Well–drained
pH: Acid or Alkaline or Neutral

Position

Full sun

Aspect: South–facing or West–facing
Exposure: Sheltered
Hardiness

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

H1A: under glass all year (>15C)
H1B: can be grown outside in the summer (10 - 15)
H1C: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20): H1C
Drought Resistance: Yes

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Cactaceae
Native to GB/Ireland: No
Foliage: Evergreen
Habit: Columnar upright, Spreading branched
Genus: A genus of around 33 species of large, columnar cacti, native to South America with ribbed and spiny stems. Large, funnel-shaped flowers bloom at night, mainly white but sometimes appearing in pink, purple, yellow, green and (rarely) cream
Name Status: Correct
Plant Range: Venez., Antilles

How to Grow

Cultivation

Grow in a standard cactus mix with sharp drainage, in a bright sunny spot; could be placed outdoors in a sheltered spot in summer. Water freely when in growth and keep almost dry at other times. See houseplant cacti and succulent cultivation

Propagation

Propagate by seed in early spring or by stem cuttings from branching specimens

Suggested planting locations and garden types

Patio and container plants
Houseplants
Architectural
Conservatory and greenhouse

Pruning

No pruning required

Pests

May be susceptible to mealy bugs and scale insects

Diseases

Generally disease-free, though over-watering will cause rot