Onosma leptantha

Onosma leptantha

Native to:
Greece

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Boraginaceae
Genus:
Onosma
Species:
Onosma leptantha

Growth Characteristics

Growth Habit:
Forb/herb
Height:
60 cm
Drought Tolerance:
High
Bloom Colors:
yellow

Garden & Ecology Notes

Wildlife Value:
bees
Deer Resistant:
Yes

Source: DeepSeek deepseek-chat

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds germinate best after cold stratification; sow in well-drained soil.

Source: DeepSeek deepseek-chat

ORGHPS Germination Guide: Most interbreed and seed may not be what is labelled, 4°C x 1 month

Source: Ontario Rock Garden & Hardy Plant Society