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Alpine RockeryCactus Succulent

Sedum sexangulare subsp. montenegrinum

A hardy, low-growing, mat-forming evergreen succulent perennial with short, narrow columns which have spirals of 6 bright green leaves on each row. Leaves turn more of a reddish colour when temperatures are very hot or very cold. Star-shaped yellow flowers appear in the summer. Drought and heat-resistant and ideal within a mixed planting scheme of other, larger succulents

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Ultimate height

0.1–0.5 metres

Time to ultimate height

2–5 years

Ultimate spread

0.5–1 metres

Chalk

Loam

Sand

Moisture

Well–drained

pH

Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun

Aspect

South–facing or West–facing

Exposure

Exposed or 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)

Botanical details

Family: Crassulaceae
Native to GB / Ireland: No
Foliage: Evergreen
Habit: Matforming
Genus: Sedum may be annuals or herbaceous or evergreen perennials with succulent stems and leaves and clusters of small, star-shaped flowers in summer or autumn
Name status: Correct

How to grow

Cultivation

Grow in moderately fertile, well-drained, alkaline to neutral soil in full sun. See hardy cacti and succulent cultivation for further advice

Propagation

Propagate by stem cuttings in spring

Suggested planting locations and garden types

Pruning

No pruning required

Pests

Generally pest-free

Diseases

Generally disease-free

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