PL#1895

'Quamash'

Camassia esculenta

Z 4–82.167 ft0–0.833 ft

Camassia esculenta, commonly known as Quamash, reaches about 20–28 inches tall and produces tapering spikes of star‑shaped, rich to deep blue florets. Its upright, grass‑like foliage forms tidy clumps in spring, creating a natural, meadow‑like look as the flowers rise above the leaves. This hardy perennial thrives in full sun to partial shade and prefers moist, well‑drained soil, performing especially well in meadows, naturalized areas, and under‑grass plantings. Deer‑resistant and long‑lived, it reliably returns each year in Zones 4–9 without the need for lifting.

Public reference

Genus
Camassia
Species
esculenta
Cultivar
Quamash
Trade name
Hardiness zones
4–8 (USDA)
Mature height
2.167 ft
Mature width
0–0.833 ft
Description
Camassia esculenta, commonly known as Quamash, reaches about 20–28 inches tall and produces tapering spikes of star‑shaped, rich to deep blue florets. Its upright, grass‑like foliage forms tidy clumps in spring, creating a natural, meadow‑like look as the flowers rise above the leaves. This hardy perennial thrives in full sun to partial shade and prefers moist, well‑drained soil, performing especially well in meadows, naturalized areas, and under‑grass plantings. Deer‑resistant and long‑lived, it reliably returns each year in Zones 4–9 without the need for lifting.

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Identity

Common names
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Patent number
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Lifecycle & form

Lifecycle
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Deciduous / evergreen
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Height category
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Form
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Growth habit
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Site requirements

Sun exposure
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Soil moisture
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pH range
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Drought tolerant
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Flood tolerant
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Heat tolerant
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Flowers

Bloom months
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Flower colors
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Flower size
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Flower shape
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Petal count
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Reblooming
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Fragrance level
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Fragrance notes
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Foliage

Foliage colors (by season)
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Variegated
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Seasons of interest
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Wildlife & safety

Attracts
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Deer resistant
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Rodent resistant
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Pet toxicity
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Human toxicity
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Use & care

Best for
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Thornless
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Has seed pods
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Difficulty level
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Gardener notes
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Legal

Asexual propagation forbidden
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Patent expires
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