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Northern Sea Oats

Chasmanthium latifolium, Poaceae

Zones
3–8
Layer
Herbaceous
Lifespan
Perennial
Growth
Moderate

Guild Roles

Beneficial Insect Habitat

Growing Conditions

Sun

Partial Shade (preferred)

Water

ModerateModerate

Soil pH

5.5 – 7

Tolerances

Drought
Frost
Heat
Pest Resistance
Disease Resist.

Companion Plants

Ebony SpleenwortAsplenium platyneuron
Shade ProvisionWind Protection
Bird of ParadiseStrelitzia reginae
Wind Protection
Virginia IrisIris virginica
Pollinator SharingBeneficial Insect Habitat
Rose MallowHibiscus moscheutos
Pollinator SharingPhysical Support

Antagonistic Plants

Celandine PoppyStylophorum diphyllum

Northern sea oats can spread aggressively in woodland settings, shading out and competing with celandine poppy

Dutchmans BreechesDicentra cucullaria

Northern sea oats can spread aggressively in woodland areas, shading out and competing with spring ephemerals

Uses

Functions

Erosion Control

Common Questions

What zones does Northern Sea Oats grow in?

Northern Sea Oats grows in USDA hardiness zones 3 through 8.

What are good companion plants for Northern Sea Oats?

Good companions for Northern Sea Oats include Ebony Spleenwort, Bird of Paradise, Virginia Iris, Rose Mallow.

Design guilds with Northern Sea Oats and see companion relationships visually.

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