Marsh Marigold (Cowslip, Kingcup, or Meadow-Bright)
Caltha palustris. RANUNCULACEAE.
Planting and Growing Marsh Marigold
You’ll find everything you need to know to plant and grow marsh marigold in the accompanying table’s tabs:
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- Flowers, foliage, and root structure of marsh marigold
- Plant hardiness and growing conditions for marsh marigold
- Season of bloom and planting time for marsh marigold
- When, how deep, and where to plant marsh marigold
- How to plant marsh marigold
- Watering, fertilizing, care, and pests or diseases of marsh marigold
- Landscape and container uses of marsh marigold
- Comments about marsh marigold and its features
Growing Marsh Marigold
Several cultivars of fleshy and succulent, deciduous perennial herbs, 1–3 ft. (30–90 cm) tall, 1–2 ft. (30–60 cm) wide. Textured and veined becoming leathery, bright green, round to heart-shaped, deeply toothed leaves, to 7 in. (18 cm) wide.
Marsh marigold plants become dormant during summer.
Planting and Care Guide
Blooms
Single yellow, buttercup-like, 5-petaled flowers, to 2 in. (50 mm) wide, on long, flexible stems in early spring.
Best Climates
Hardy. Zones 3–8.
Soil Type and Fertility
Wet, well-drained soil or, in water feae for borders in bog, shade, woodland gardens and water feature margins, shorelines. May self-sow. Pest and disease resistant.tures, shoreline or shallow-depth marginal sites. Fertility: Rich. 6.0–8.0 pH.
Where and How to Plant
Late summer in full sun to partial shade, 1–2 ft. (30–60 cm) apart, in boggy soil or submerged to 6 in. (15 cm).
Proper Care
Easy. Keep evenly moist. Fertilize quarterly during growth. Mulch. Propagate by division, seed.
About This Plant
Good choice for borders in bog, shade, woodland gardens and water feature margins, shorelines. May self-sow. Pes and disease resistant.
Warning:
All parts of Caltha palustris may cause skin irritation in sensitive individuals. Wear rubber gloves when handling or pruning plants.