Dendrobium kingianum

RHS Plant Profile
pink rock orchid
Award of Garden Merit
Conservatory Greenhouse Houseplants

An epiphytic orchid with erect stems and up to 6, 3-10cm leaves produced from the upper portions of narrowly conical pseudobulbs. Fragrant pink, purple or white flowers with a crimson or purple veined or blotched lip, to 4cm across are produced in racemes to 15cm long from the pseudobulb tips in early spring

Position

Partial shade

Soil Types

Loam

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity
2–5 years
Max Spread
0.1-0.5 metres
Max Height
0.1-0.5 metres

Growing Conditions

Loam
Moisture
Well–drained
pH
Neutral

Position

Partial shade
Aspect
West–facing or North–facing or East–facing
Exposure
Sheltered
Hardiness
H1B

Colour & Scent

Fragrance Flower
Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Orchidaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Columnar upright
Genus
Dendrobium are epiphytic and terrestrial orchids with elongated, stem-like pseudobulbs bearing linear to ovate leaves. Racemes or panicles of showy flowers are produced from nodes along the stems mainly in spring
Name Status
Correct
Plant Range
Australia

How to Grow

Cultivation

Grow in an open medium with plenty of light, fresh air and good humidity. In spring and summer, water when compost starts to dry out. In winter, reduce watering and allow a 4 week period of daytime temperature around 8°C to encourage flowering. Feed regularly when in growth. See Orchids: indoor cultivation for further information

Propagation

Propagate from division or from keikis. Pot keikis when their roots are 2cm long

Suggested planting locations and garden types

  • Houseplants
  • Conservatory and greenhouse

Pruning

No pruning required. Remove spent flowers as necessary.

Pests

May be susceptible to aphids, glasshouse red spider mite and mealybugs

Diseases

Generally disease-free