False goat's beard 'Red Sentinel' (Astilbe japonica 'Red Sentinel' )

Botanical Name:

Astilbe japonica 'Red Sentinel'

Genus:

Astilbe

Variety or Cultivar:

'Red Sentinel' ~ 'Red Sentinel', a mid season flowering variety, is a compact, semi-dwarf perennial with deeply-divided, deep green leaves that are dark red in spring and erect panicles of deep red flowers in summer.

Cultivation:

Plant in moist, fertile, humus-rich soil in full sun or partial shade. Divide every three to four years to maintain vigour.

Suggested uses:

Beds and borders, Containers, Cottage/Informal, Drying, Flower Arranging, Waterside

Companion planting:

Plant astilbes with hostas and border phlox, which both like the same damp, shady conditions.

Soil types:

Loamy

Soil drainage:

Well-drained, Moist but well-drained

Soil pH:

Acid, Alkaline, Neutral

Light:

Partial Shade, Full Sun

Aspect:

South, East, West

Exposure:

Exposed or Sheltered

Hardiness:

Hardy (H4)

Specific diseases(s):

Powdery mildew

Pruning:

Cut back after flowering.

Propagation method(s):

Division

Skill rating:

Beginner

Maintenance hours / year:

Astilbe japonica 'Red Sentinel' is:

Deciduous

Flower:

Dark-red in Summer

Foliage:

Dark-red in Spring; Dark-green in Summer; Dark-green in Autumn

Habit:

Clump-forming, Compact, Upright

Ultimate height (m):

0.6

Ultimate spread (m):

0.6

Time to maturity:

2-5 years

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