Echinopsis 'Sunset'

RHS Plant Profile
echinopsis 'Sunset'

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echinopsis 'Sunset' RHS
Cactus Succulent Conservatory Greenhouse Houseplants

A spherical to columnar cactus with a ribbed stem covered with white, radial spines. Large, trumpet-shaped to flattish yellow flowers with pink outer petals are produced in summer. Flower colour may vary between shades of yellow, pink, red and orange tints

Position

Full sun

Soil Types

Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

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

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)
H2
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
Genus
Echinopsis can have spherical or cylindrical, heavily ribbed and spiny stems, with funnel-shaped flowers in spring or summer
Name Status
Unresolved

How to Grow

Cultivation

Grow under glass in a standard cactus compost, in bright, filtered light. When in growth water moderately and feed every two or three weeks with a balanced liquid feed. Keep almost dry in the winter. See houseplant cacti and succulent cultivation for further information

Propagation

Propagate from offsets

Suggested planting locations and garden types

  • Patio and container plants

Pruning

No pruning required

Pests

May be susceptible to mealybugs

Diseases

Generally disease-free