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Caltha palustris

Marsh Marigold (King Cup)

A mounding, succulent plant with glossy, heart or kidney-shaped foliage, a thick, hollow stem topped with bright, shiny, buttercup-like, yellow flowers.

  • »  AKA Caltha polypetala
  • »  Numerous, waxy, yellow, buttercup-like flowers
  • »  Kidney-shaped, glossy, dark green leaves, up to 10 cm long, form low mounds
  • »  Naturally clumping, however, in a natural environment it will self-seed to form a dense, ground cover
  • »  Bloom Time: Early spring sometimes reblooming in late summer

Plug32 Low Inventory
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Plug50
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1 Litre
$20.83
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  • Category:Perennials
  • Hardiness Zone:3
  • Height:30-40 cm
  • Spread:30-40 cm
  • Bloom Color: Gold
Exposure
• Full Sun
• Partial Sun/Shade
Soil Moisture
• Wetland (Root submerged)
• Moist to Wet Soils
Growth Rate
• Fast
Critter
• Deer Resistant
Attributes
• Native to Ontario
Flowering Time
• Early Spring
• Spring
• Rebloomer
Habit
• Clumping
• Mounding
Foliage Color
• Green (dark)
Landscape uses
• Bog or water garden
• Border/edging
• Naturalizing
• Woodland/woods edge
Planting instructions
• Container Plants
Additional Information about Caltha palustris

Native to Ontario

Growing & Maintenance Tips for Caltha palustris

Grows best in a wet to moist, rich humus soil in partial shade. Will survive periods of drought, but will go dormant. Naturally found along streams, ponds, swamps or wet meadows.