Management Guide for Lonicera Maackii (Amur Honeysuckle)
Management Guide for Lonicera maackii (Amur honeysuckle) Species Lonicera maackii (LOMA6)1,2 Common Name Amur honeysuckle Name Common name2, 3, 4 - Amur bush honeysuckle, bush Family: Caprifoliaceae Synonyms: honeysuckle, late honeysuckle. Form: Woody vine/shrub Former species name4- Xylosteum maackii Ruprecht Habitat:3, 4 Roadsides, railroads, woodland borders, some forests, fields, abandoned or disturbed lands and yard edges Occurrence:1, 2, 4 Native range:2, 3, 4, Ranges from NE United States and Ontario, to Eastern Asia (Japan, Korea and Manchuria, and China) North Dakota and east Texas, as well as Oregon Flowering time2, 3 - May – early June Weed class: OR- N/A, WA- N/A, BC- N/A Weed ID: 2, 3, 4 Can grow up to 16’ (5 m) in height, opposite ovate to lance-ovate leaves 3.5-8.5 cm long with acuminate tips, dark green above and lighter underside with pubescent veins. White (aging to yellow) bilabiate tubular flowers in erect pairs of 1.5-2 cm long and 3-4 cm wide at throat, on peduncles shorter than the petioles, fragrant. Fruit are bright to dark red spherical and 6 mm in diameter, ripening in late fall. Bark is gray to tan and exfoliates partly in vertical strips. Look-a-likes: see photos below Other Lonicera:4 - L. morrowii, L. quinuelocularis & L. tatarica (non-natives) Weed distinction4, 9, 14 Amur honeysuckle blooms later than other honeysuckles and has short pedicils with nearly sessile flowers and berries. Distinguishable from most native Lonicera by its bright red fruit and hairy styles, as well as leafing out and keeping leaves later than native Lonicera.
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