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Marsh Marigold

Caltha palustris

aquatic

Marsh Marigold is a showy, early-spring perennial bearing glossy, heart-shaped leaves and bright golden-yellow button-like flowers. It thrives in wet soils, shallow water margins, and boggy areas, often signaling the arrival of spring in temperate regions. This hardy plant provides valuable early nectar and pollen for pollinators.

Marsh Marigold

Common Problems

Select the problem your Marsh Marigold is experiencing to get a treatment guide.

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Underwateringchevron_right
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Wiltingchevron_right
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Pale Leaveschevron_right
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Slow Growthchevron_right
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Boltingchevron_right

Care Guide

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Light
Partial shade to full sun; prefers 4–6 hours of sunlight; shade helps prevent early bolting in warm regions
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Water
Wet to waterlogged soil or shallow water (1–6 inches/2.5–15 cm); consistent moisture essential; tolerates temporary standing water
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Soil
Rich, organic soil or bog substrate; acidic to neutral pH (5.5–7); benefits from leaf mold or compost incorporation
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Fertiliser
Minimal fertilizer; thrives in nutrient-rich, organic-dense soils; occasional balanced fertilizer in poor substrates
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Temperature
Cold-hardy; prefers cool conditions 40–60°F (4–15°C); dormant in summer heat; excellent for northern gardens
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Humidity
Requires very high humidity and constant moisture; unsuitable for dry climates or indoor culture

Toxicity

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Toxic; contains protoanemonin and other irritant glycosides; causes dermatitis on contact and GI upset if ingested; handle with gloves

Common Diseases

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Common Pests

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Seasonal Care

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Resume regular watering and feeding as growth picks up.

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Peak growing season. Water and feed regularly.

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Reduce watering as growth slows. Stop heavy feeding.

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Minimal watering and feeding. Protect from frost if needed.