X Heucherella 'Yellowstone Falls' (Yellowstone Falls Foamy Bells)


Botanical Information

FamilySaxifragaceae
Genusx Heucherella
Cultivar'Yellowstone Falls'
Patent NumberPPAF
CategoryPerennials
OriginUnited States plant patent applied for.

Details

USDA Hardiness Zone4
USDA Hardiness Ref.
Canadian Hardiness Zone2 - 5a
Canada Hardiness Ref.
RHS Hardiness ZoneH7
RHS Hardiness Ref.
Temperature (°C)-35 - (-29)
Temperature (°F)-30 - (-20)
Height20 cm
Spread40 - 60 cm
GrowthMedium
Flowering PeriodMay, June, July

Description and Growing Information

ShapeClump-forming, compact, basal mound.
LandscapeUsually used as ground cover or as an edger along paths or walkways.
PropagationPropagate by division.
CultivationGrow in full sun or partial shade in a rich, moist but well-drained soil.
PestsNo serious pest or disease problems. Great fluctuations in winter temperatures may cause frost heaving of roots.
Notable SpecimensRoyal Botanical Gardens, Burlington, Ontario, Canada.
HabitatHorticultural origin.
Leaf DescriptionLeaves have distinctive veins that are dark crimson, contrasting with their lime green colour.
Flower DescriptionFlowers are completely sterile, are small, white and star-shaped, presented on stems that rise above the foliage.

Photographs