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Humboldt's Water Poppy

Hydrocleys humboldtii, Alismataceae

Zones
9–11
Layer
Ground Cover
Lifespan
Perennial
Growth
Moderate

Guild Roles

Ground CoverBeneficial Insect HabitatPollinator Attractor

Growing Conditions

Sun

Full Sun (preferred)Partial Shade (tolerated)

Water

High (established)

Soil pH

6 – 8

Tolerances

Drought
Frost
Heat
Pest Resistance
Disease Resist.

Companion Plants

Cyperus SedgeCarex pseudocyperus
Physical SupportWind Protection
Swamp LilyOttelia ovalifolia
Pollinator SharingBeneficial Insect Habitat

Antagonistic Plants

Brazilian Water PoppyHydrocleys martii

Congeneric water poppy species compete for similar floating and emergent habitat resources

Uses

Functions

Water FiltrationHabitatErosion ControlPollinator Support

Edible Parts

FlowersYoung Leaves

Medicinal Uses

Wound HealingDigestive Aid

Common Questions

What zones does Humboldt's Water Poppy grow in?

Humboldt's Water Poppy grows in USDA hardiness zones 9 through 11.

What are good companion plants for Humboldt's Water Poppy?

Good companions for Humboldt's Water Poppy include Cyperus Sedge, Swamp Lily.

Design guilds with Humboldt's Water Poppy and see companion relationships visually.

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