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Perennials > Delphinium > Delphinium tatsienense > Delphinium tatsienense

Delphinium tatsienense


????? , Kang Ding Cui Que Hua, (Chinese)




Origin:  Native to China in south east Qinghai, western Sichuan and northern Yunnan provinces.
Family
Ranunculaceae
Genus
Delphinium
Species
tatsienense
Category
Perennials
USDA Hardiness Zone
3a - 8b
Canadian Hardiness Zone
5
RHS Hardiness Zone
H4 - H7
Temperature (°C)
-10 - (-20)
Temperature (°F)
14 - (-4)
Height
15 - 30 cm
Spread
15 - 22 cm
Photographs
Description and Growing Information
Flowering Period
JulyAugust
Landscape
Rock, cottage/informal gardens, beds and borders.
Cultivation
Full sun and partial-shade. Moist but well-drained soil with a pH of 6.1 - 7.8 (mildly acidic, neutral and alkaline). Prefers loamy, sandy and chalky soils.
Shape
Upright, clump-forming and branching.
Growth
Fast
Pests
Caterpillars, slugs, snails and leaf-mining sawflies. Black blotch of Delphinium, crown rot and powdery mildew.
Habitat
Grassy slopes and alpine meadows.
Leaf Description
Deeply fine cut leaves with toothed margins.
Flower Description
Stems branching with lose spikes of flowers on long peduncles. 1.5 3 cm long (spur longer than sepals).
Colour Description
Flowers are blue to mauve in colour with the upper petals having a yellowish tint. The foliage is dark green in colour.
Notable Specimens
The University of Alberta Botanic Garden, Devon, Alberta, Canada.
Propagation
Seed. Direct sow outdoors in autumn. Winter sow in vented containers, cold frame or unheated greenhouse. Stratify if sowing indoors.
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