astilbe 'Red Sentinel'

Grow in partial shade in wet or moist humus-rich light neutral or slightly acidic soil, for example in a woodland garden, water garden, bog garden, or moist border; it will tolerate full sun if the soil never dries out; mulch every year with organic matter, and lift and divide every three or four years

No pruning required, but the dead stems may be cut to ground level in late winter

Propagate by division in spring

Generally pest free

Generally disease free, but may be affected by powdery mildews and a leaf spot