trefle.io · Taken Sep 15, 2017 by Michel Nialon (cc-by-sa)
Ranunculaceae
Cowflock
Caltha palustris
Also known as Apiaceae, Caltha palustris var. typica, Populago palustris, Wild chervil
Flowering Plants · Native Plants · Marsh · Marigold · Bog · Wetland · Yellow · Flowers · Spring · Caltha · Pond
Marsh marigold produces bright yellow buttercup-like flowers in early spring before most other plants emerge. This moisture-loving perennial requires consistently wet soil and partial shade to thrive. Perfect for bog gardens, pond edges, or naturally wet areas in the landscape.
Growing conditions
The details behind the basics
- Daily light
- 4 hours
- Watering
- Keep soil consistently moist to wet, thrives in boggy conditions · Every 3-5 days
- Maintenance
- Moderate
- Soil
- loam
- Soil pH
- 4.9–6.8
- Temperature
- -30°F to 95°F
- Cycle
- Perennial
- Propagation
- Seed
Hardiness
USDA 4a-10b
Form & growth
Mature size and habit
- Mature height
- 2 ft – 5 ft
- Spread
- 2.5 ft
- Spacing
- 15 in apart
- Growth rate
- Slow
- Root depth
- Medium
- Flowers
- Yes
- Foliage
- Coarse
Ecology & origin
Where it belongs and what it brings
- Native to
- Afghanistan, Alaska, Albania, Alberta, Aleutian Is., Altay, Amur, Assam, Austria, Baleares, Baltic States, Belarus, Belgium, British Columbia, Bulgaria, Buryatiya, Central European Rus, China North-Central, China South-Central, China Southeast
- Attracts
- Bees, Butterflies
Sources: trefle, usda
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