Pontederia Lanceolata
Pontederia lanceolata
aquaticverifiedReviewed by the GreenScout Team
A vibrant aquatic flowering plant with lance-shaped, glossy green leaves and striking blue-purple flower spikes. It grows 12–30 inches tall and blooms throughout summer, attracting pollinators to pond margins. This semi-emergent plant thrives in shallow water and adds vertical interest and color to water gardens.
Common Problems
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Care Guide
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Light
Full sun; requires 6–8 hours of direct sunlight daily for optimal flowering.
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Water
Plant in shallow water 3–12 inches deep; prefers still or slow-moving water conditions.
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Soil
Rich aquatic soil or heavy loam; benefits from added organic matter and nutrients.
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Fertiliser
Feed with aquatic plant fertilizer monthly during the growing season (May through September).
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Temperature
Warm-season perennial; prefers water temperatures 60–75°F; frost-tender in winter.
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Humidity
Requires high humidity; must remain partially submerged at all times.
Toxicity
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Non-toxic to humans 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.
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