Calamagrostis x acutiflora 'Overdam' (Feather Reed Grass)


Botanical Information

FamilyPoaceae
GenusCalamagrostis
Speciesx acutiflora
Cultivar'Overdam'
CategoryPerennials

Details

USDA Hardiness Zone7
USDA Hardiness Ref.
Canadian Hardiness Zone6b - 7a
Canada Hardiness Ref.
RHS Hardiness ZoneH6 - H5
RHS Hardiness Ref.
Temperature (°C)-18 - (-12)
Temperature (°F)0 - 10
Height75 - 150 cm
Spread45 - 60 cm
GrowthMedium
Flowering PeriodJune, July, August, September

Description and Growing Information

ShapeMound-forming grass.
LandscapeExcellent accent for borders and for narrow spaces, however can become invasive.
PropagationPropagate by division.
CultivationGrown in average, medium to wet soil in full sun.
Notable SpecimensNiagara Parks Botanical Gardens, Niagara Falls, Ontario, Canada. Royal Botanical Gardens, Burlington, Ontario, Canada.
HabitatHorticultural origin.
Leaf DescriptionLeaves are arching and striped white.
Flower DescriptionPink-green colour.

Photographs