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Waterpod

Hydrolea quadrivalvis

Last reviewed: June 2026

Waterpod (Hydrolea quadrivalvis)
Photo: ncwetlands.org / Wikimedia Commons (CC0)

Light

part sun

Water

high

Size

12"–24" H × 6"–12" W

Bloom

Jun, Jul, Aug

Native to

AL, FL, GA, LA and 5 more states

Pollinators

bees, butterflies

Waterpod is a perennial that thrives in consistently moist to wet soils. This compact plant produces bright blue flowers from June through August and maintains a neat, low-growing habit perfect for water gardens or rain gardens.

In an HOA neighborhood

Waterpod takes more care to keep looking intentional in a front yard. Maintenance level: high. Consider it for backyard or mid-zone beds rather than the street edge.

Works well in: backyard only.

  • Requires consistently wet conditions that may look swampy
  • Uncommon plant that HOAs may not recognize as intentional landscaping
  • May die back or look stressed in typical landscape watering

Wildlife value

The summer blooms attract native bees and butterflies, providing important nectar during the peak growing season.

Native range data from the USDA PLANTS Database and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

Does Waterpod fit your yard? Open it in Pollinator Patch to check it against your sun, soil, and HOA-conscious filters.