Malvaceae
Sidalcea oregana subsp. hydrophila
Sidalcea oregana subsp. hydrophila
Also known as Sidalcea hydrophila
Flowering Plants · Native Plants · Sidalcea · Water Loving · Checker Mallow · California Native · Rain Garden · Wetland Perennial · Pink Flowers · Pollinator · Malvaceae · Native Plant
The water-loving Oregon checker mallow subspecies hydrophila thrives in consistently moist to wet soils, making it ideal for rain gardens, pond margins, or low-lying landscape areas. Provide partial shade to full sun and ensure the soil never fully dries out between waterings. This rare native perennial produces lovely pink flower spikes that attract native bees and butterflies throughout summer.
Growing conditions
The details behind the basics
- Daily light
- 5 hours
- Watering
- Water thoroughly to keep soil consistently moist; this subspecies prefers wetter conditions than most Sidalcea · Every 5-7 days
- Maintenance
- Moderate
- Soil
- loam
- Soil pH
- 6.4–8
- Temperature
- -20°F to 90°F
- Cycle
- Perennial
Hardiness
USDA 5a-9b
Form & growth
Mature size and habit
- Mature height
- 2 ft – 4 ft
- Spread
- 2 ft
- Spacing
- 18 in apart
- Growth rate
- Moderate
- Root depth
- Medium
- Flowers
- Yes
- Foliage
- Coarse
Ecology & origin
Where it belongs and what it brings
- Native to
- California, Nevada
- Attracts
- Bees, Butterflies
Sources: trefle, usda
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