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Plant Database
common water hyacinth

common water hyacinth

Pontederia crassipes

herbaceous☀️ full sun💧💧💧 high water Hardy: Zone 9aZone 11b

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A vigorous floating aquatic plant with glossy green leaves and showy purple-blue flower spikes. It thrives in warm water and full sun, making it popular for ponds and water gardens, though it can become invasive.

Overview

Form
Mounding
Growth Rate
fast
Size
1–2.5′ tall × 1–3′ wide
Dormancy
evergreen
Family
Pontederiaceae

Native Range

South America

Seasonality

Bloom Season

J
F
M
A
M
J
J
A
S
O
N
D

Season of Interest

Summer

Companion Planting

Plants well with