Kalanchoe thyrsiflora

RHS Plant Profile

paddle plant

Other common names

contracted-panicle-flowered kalanchoe

Cactus Succulent Conservatory Greenhouse Houseplants

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A perennial succulent to around 50cm tall with rounded, fleshy, greyish-green to white powdery leaves, edged with a variable red margin. Stems up to 1m tall may grow quickly from the basal leaf rosette in spring and bear clusters of greenish-yellow, sweetly-scented small tubular flowers

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: 2–5 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 East–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): H1B

Colour & Scent

Fragrance Flower

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Crassulaceae
Native to GB/Ireland: No
Foliage: Evergreen
Habit: Bushy
Genus: Kalanchoe can be annuals, biennials, perennials, shrubs or trees, with succulent, simple or pinnately lobed foliage and tubular or bell-shaped flowers with four lobes
Name Status: Correct
Plant Range: Southern Africa

How to Grow

Cultivation

Grow under glass in a peat-free, loam-based potting compost with additional sharp sand or grit in full light with good ventilation. Water moderately throughout the year but more sparingly in winter. In the growing season feed a balanced liquid fertiliser 2 or 3 times

Propagation

Propagate by seed or by offsets

Suggested planting locations and garden types

Houseplants
Patio and container plants
Sub-tropical
Low Maintenance
Conservatory and greenhouse

Pruning

No pruning required

Pests

May be susceptible to mealybugs and aphids

Diseases

May be susceptible to Powdery mildews and a rust