Miscanthus sinensis 'Undine' (Undine Chinese Silver Grass, Undine Maiden Grass, Undine Eulalia)


Botanical Information

FamilyPoaceae
GenusMiscanthus
Speciessinensis
Cultivar'Undine'
CategoryPerennials

Details

USDA Hardiness Zone6b - 7a
USDA Hardiness Ref.
Canadian Hardiness Zone6
Canada Hardiness Ref.
RHS Hardiness ZoneH6
RHS Hardiness Ref.
Temperature (°C)-21 - (-15)
Temperature (°F)-5 - 5
Height1.5 - 2.5 m
Spread0.5 - 1 m
GrowthFast
Flowering PeriodAugust, September, October

Description and Growing Information

General DescriptionMiscanthus sinensis 'Undine' is a clumping deciduous perennial grass with long, thin arching foliage and red-purple flower heads atop erect stems.
LandscapeUseful for adding architectural height to borders and beds in urban, cottage and courtyard gardens.
PropagationBy division in the spring but may be slow to establish.
CultivationGrow in full sun, in moist, well-drained, moderately fertile soil. Intolerant of excessive moisture in winter. Remove dead leaves and stems in spring to encourage new growth.
PestsNo serious pests or diseases of note but watch for miscanthus mealybug and miscanthus blight.
Notable SpecimensThe A. M. Cuddy Gardens, Strathroy, Ontario, Canada.
HabitatHorticultural origin.
Leaf DescriptionLong and thin, arching, green turning orange and yellow in autumn.
Flower DescriptionRed-purple maturing to pale silvery brown in late summer, in terminal panicles of silky spikelets (the basic unit of a grass flower, made up of 2 basal bracts and one or more florets).

Photographs