Erect Nutgrass

Cyperus rotundus var. erectus, Cyperaceae

Zones

8–11

Layer

Herbaceous

Lifespan

Perennial

Growth

Fast

Guild Roles

Ground CoverDynamic Accumulator

Growing Conditions

Sun

Full Sun (preferred)Partial Shade (tolerated)

Water

Moderate (established)High (seedling)

Soil pH

5.5 – 8

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

Blunt SpikerushEleocharis obtusa

Beneficial Insect HabitatNutrient Accumulation

Chaco BambooGuadua chacoensis

Shade ProvisionNutrient Accumulation

Forest VetiverVetiveria nemoralis

Nutrient AccumulationBeneficial Insect Habitat

Antagonistic Plants

Short-stem SedgeCarex breviculmis

Nutgrass allelopathic compounds strongly inhibit sedge growth, aggressive tuber system outcompetes sedge roots

Cyperus SedgeCarex pseudocyperus

Hop sedge and erect nutgrass compete for similar wetland niches with potential allelopathic interactions

Sand DropseedSporobolus cryptandrus

Nutgrass produces potent allelopathic compounds that inhibit grass germination and growth, aggressive tuber system competes for soil resources

Uses

Functions

Erosion ControlSoil ImprovementBiomass ProductionTraditional Medicine

Edible Parts

Tubers

Medicinal Uses

DigestiveAnti-Inflammatory

Common Questions

What zones does Erect Nutgrass grow in?

Erect Nutgrass grows in USDA hardiness zones 8 through 11.

What are good companion plants for Erect Nutgrass?

Good companions for Erect Nutgrass include Blunt Spikerush, Chaco Bamboo, Forest Vetiver.

Design guilds with Erect Nutgrass and see companion relationships visually.

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