Pickerel Weed
Pontederia cordata
aquaticA graceful marginal aquatic plant prized for its tall spikes of purple-blue flowers that attract pollinators throughout summer. The glossy, heart-shaped leaves provide attractive foliage both in and out of water. Pickerel Weed is highly ornamental and relatively easy to grow in pond margins and shallow water zones.
Common Problems
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Care Guide
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Light
Full sun preferred (6–8 hours daily) for best flowering; tolerates partial shade
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Water
Plant in shallow water 0–12 inches deep; keep soil perpetually wet or submerged
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Soil
Heavy loam or clay-based aquatic soil enriched with organic matter; poorly draining garden soil acceptable
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Fertiliser
Apply balanced aquatic fertilizer (10-10-10) monthly during growing season; slow-release tablets beneficial
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Temperature
Frost-hardy; dies back in winter but rhizomes survive freezing; prefers warm growing season
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Humidity
Requires consistently high moisture; thrives in humid, waterside conditions
Toxicity
check_circleSafe for Catscheck_circleSafe for Dogscheck_circleSafe for Children
Non-toxic; entirely safe for families and pets
Common Diseases
Common Pests
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.