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REED CANARYGRASS. Phalaris arundinacea L. Alexandra Zill. Characteristics. Found in PA wet areas Particular problem for Delaware River Green erect plant with hollow stems 3-7 ft tall Flowers in June. Characteristics. Tolerates long periods of inundation Also tolerant to drought
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REED CANARYGRASS Phalaris arundinacea L. Alexandra Zill
Characteristics • Found in PA wet areas • Particular problem for Delaware River • Green erect plant with hollow stems 3-7 ft tall • Flowers in June
Characteristics • Tolerates long periods of inundation • Also tolerant to drought • Spreads by rhizomes and wind dispersed seeds • Outcompetes native species to form monoculture • Seeds germinate immediately after maturing • Vigorously spreading rhizomes that are hard to completely eliminate
Characteristics • European stock brought in 1920’s as forage for livestock and erosion control • Native variety now nearly indistinguishable from introduced • Can buy cultivars at home centers (variegated Ribbon grass) and seeds on eBay • Can be confused with Common reed, Canada bluejoint, and Orchard grass
Control • Hand pulling • Burning • Herbicides • Discing/plowing • Mowing • Covering with plastic In all cases replanting with native species is important to preventing return and erosion Continued monitoring necessary