PatternBaseJapanese Blood Grass
Imperata cylindrica, Poaceae
Guild Roles
Growing Conditions
Sun
Water
Soil pH
5.5 – 7
Tolerances
Companion Plants
Antagonistic Plants
Cogon grass severely impacts cereal crops through allelopathy and resource competition
Rattlesnake FernBotrychium virginianumCogon grass invasion eliminates native understory plants like rattlesnake fern
Idaho FescueFestuca idahoensisJapanese blood grass produces allelopathic compounds and forms dense root mats that exclude native grasses
Weeping LovegrassEragrostis curvulaCogon grass allelopathy and root competition severely impacts other grass species establishment
Purple Moor GrassMolinia caeruleaJapanese blood grass chemical inhibition and aggressive root system suppresses purple moor grass
Bitter PanicgrassPanicum amarumCogon grass allelopathy and dense growth pattern suppresses native panic grass species
American BeachgrassAmmophila breviligulataJapanese blood grass can invade and suppress native beach grass communities
Fragile FernCystopteris fragilisJapanese blood grass invasion eliminates delicate native ferns like fragile fern
Uses
Functions
Common Questions
What zones does Japanese Blood Grass grow in?
Japanese Blood Grass grows in USDA hardiness zones 5 through 9.
What are good companion plants for Japanese Blood Grass?
Good companions for Japanese Blood Grass include Narrow-Leaved Spleenwort.
Design guilds with Japanese Blood Grass and see companion relationships visually.
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