Whorled Pennywort

Hydrocotyle verticillata, Araliaceae

Zones

5–10

Layer

Ground Cover

Lifespan

Perennial

Growth

Fast

Guild Roles

Ground CoverBeneficial Insect HabitatDynamic Accumulator

Growing Conditions

Sun

Partial Shade (preferred)Full Sun (tolerated)Full Shade (tolerated)

Water

High (established)High (seedling)

Soil pH

5.5 – 8.5

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

Glandular LobeliaLobelia glandulosa

Pollinator Sharing

Water MudwortLimosella aquatica

Nurse Plant

Bushy SeedboxLudwigia alternifolia

Pollinator SharingBeneficial Insect Habitat

Water ParsleyOenanthe sarmentosa

Pollinator SharingBeneficial Insect Habitat

Antagonistic Plants

Oriental GrasswortLilaeopsis chinensis

Both are creeping mat-forming plants that compete for substrate surface area and light in shallow water

Australian Water CloverMarsilea mutica

Both form creeping mats in shallow water, competing for substrate surface area and light penetration

Uses

Functions

Water FiltrationErosion ControlHabitat CreationNutrient CyclingGround Stabilization

Edible Parts

LeavesYoung Stems

Medicinal Uses

Wound HealingAnti-Inflammatory

Common Questions

What zones does Whorled Pennywort grow in?

Whorled Pennywort grows in USDA hardiness zones 5 through 10.

What are good companion plants for Whorled Pennywort?

Good companions for Whorled Pennywort include Glandular Lobelia, Water Mudwort, Bushy Seedbox, Water Parsley.

Design guilds with Whorled Pennywort and see companion relationships visually.

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