Asparagaceae
Camassia quamash subsp. walpolei
Camassia quamash subsp. walpolei
Also known as Quamasia walpolei, Camassia walpolei
Flowering Plants · Native Plants · Camas · Bulb · Oregon Native · Rare · Spring Blooming · Blue Flowers · Wildflower · Camassia · Native Plant · Pollinator Garden
Walpole's camas is a rare Oregon-endemic subspecies bearing elegant blue-purple flower spikes ideal for native plant gardens and wet meadow restorations. Plant bulbs in autumn in organically rich, moisture-retentive soil and ensure consistent moisture through the spring blooming period. After foliage yellows and dies back in early summer, bulbs enter dormancy and require little to no supplemental watering.
Growing conditions
The details behind the basics
- Daily light
- 5 hours
- Watering
- Keep soil evenly moist during spring growth; allow to dry out after summer dormancy · Every 7-10 days
- Maintenance
- Low
- Soil
- loam
- Soil pH
- 5.7–7
- Temperature
- -10°F to 85°F
- Cycle
- Perennial
Hardiness
USDA 5a-9b
Form & growth
Mature size and habit
- Mature height
- 18 in – 3 ft
- Spread
- 2 ft
- Spacing
- 6 in apart
- Growth rate
- Moderate
- Root depth
- Medium
- Flowers
- Yes
- Foliage
- Coarse
Ecology & origin
Where it belongs and what it brings
- Native to
- Oregon
- Attracts
- Bees, Butterflies, Birds
Sources: trefle, usda
More Camassia
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Camassia quamash subsp. utahensis
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