Needle Rush

Juncus roemerianus, Juncaceae

Zones

7–11

Layer

Herbaceous

Lifespan

Perennial

Growth

Moderate

Guild Roles

Ground CoverBeneficial Insect HabitatWindbreak

Growing Conditions

Sun

Full Sun (preferred)Partial Shade (tolerated)

Water

High (established)High (seedling)

Soil pH

6 – 8.5

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

Spathulate BambooFargesia spathacea

Wind ProtectionBeneficial Insect Habitat

Seaside BrookweedSamolus valerandi

Pollinator SharingBeneficial Insect Habitat

Smooth FrogbitLimnobium laevigatum

Wind Protection

Wire WeedAmphibolis antarctica

Beneficial Insect Habitat

Southern Sweet GrassHierochloe australis

Pollinator SharingBeneficial Insect Habitat

Antagonistic Plants

MaidencanePanicum hemitomon

Dense rhizomatous marsh grasses competing for territory in coastal wetlands

Blunt SpikerushEleocharis obtusa

Black needle rush may produce allelopathic compounds that inhibit other wetland species

Common Three-squareSchoenoplectus pungens

Dense-forming wetland graminoids competing for space in brackish marshes

Uses

Functions

Erosion ControlWater FiltrationWildlife HabitatStorm Surge ProtectionSalt Spray Barrier

Edible Parts

SeedsYoung Shoots

Medicinal Uses

Traditional Wound Treatment

Common Questions

What zones does Needle Rush grow in?

Needle Rush grows in USDA hardiness zones 7 through 11.

What are good companion plants for Needle Rush?

Good companions for Needle Rush include Spathulate Bamboo, Seaside Brookweed, Smooth Frogbit, Wire Weed, Southern Sweet Grass.

Design guilds with Needle Rush and see companion relationships visually.

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