Salvia nemorosa 'Caradonna' (Caradonna Violet Sage)


Botanical Information

FamilyLamiaceae
GenusSalvia
Speciesnemorosa
Cultivar'Caradonna'
CategoryPerennials

Details

USDA Hardiness Zone1a - 6a
USDA Hardiness Ref.
Canadian Hardiness Zone0a - 5b
Canada Hardiness Ref.
RHS Hardiness ZoneH7
RHS Hardiness Ref.
Temperature (°C)-51 - (-21)
Temperature (°F)-60 - (-5)
Height30 - 60 cm
Spread30 - 60 cm
GrowthMedium
Flowering PeriodJune, July, August, September

Description and Growing Information

General DescriptionSalvia nemorosa 'Caradonna' is an erect, clumping herbaceous perennial with aromatic leaves and dense terminal spikes of blue-violet flowers.
LandscapeWill attract bees and butterflies in a perennial border, wild or cottage garden.
CultivationBest grown in full sun, in consistently moist, well-drained gravelly or sandy soil. Tolerant of drought and air pollution. Remove flowered spikes to encourage repeat blooming. Plants should be cut back to the basal foliage after flowering has finished.
PestsPossible problems include: Scale, white fly, leaf spot, rust and powdery mildew.
Notable SpecimensNiagara Parks Botanical Garden, Niagara Falls, Ontario, Canada.
Leaf DescriptionMedium green, elliptic (oval-shaped with rounded tip), softly-textured with reticulate venation (smaller veins forming a network), aromatic, on dark purple stems.
Flower DescriptionBlue-violet, clustered in long, dense, terminal spikes. Attracts bees and butterflies.

Photographs