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Rock Bridge’s Most Wanted Invasive Plants Garlic Mustard, Alliaria petiolata First-year plants are low to the ground with toothed, kidney-shaped leaves. Second year plants sprout a flowering stalk with serrated, triangular, alternate leaves Habitat: moist, shady, rich soil Flowers: 4-petaled, on stalks Distribution in park: not yet found Callery Pear Pyrus calleryana May be thorny as a young tree. Upright and narrow as a mature tree. Leaves are alternate, ovate, shiny, and leathery. Leaves turn red and purple in fall. Habitat: Full sun, minor shade Flowers: bloom in early Spring before leaves, white, 5petaled, ~1 in across Fruits: mature in fall, small, hard, brown Bark: Light brown to red-brown, smooth with lenticels when young, gray-brown with furrows when mature Bush Honeysuckle Lonicera maackii et al. Upright shrubs with opposite, tapering, pointed leaves. Leaves have a pale green underside. Habitat: sunny areas, shaded forest understory, wet or dry Flowers: tubular, white or pink Fruit: matures in September/October, paired red berries Other: new twig growth is square-shaped, stems are hollow Vine (Japanese) Honeysuckle Lonicera japonica Perennial woody vine with ovate, opposite leaves. Habitat: open woodland, successional fields Flowers: white-yellow, tubular, paired Fruit: black berries with 2-3 seeds produced throughout fall Wintercreeper Euonymus fortunei An evergreen vine that covers densely. Leaves are opposite, leathery, shiny, serrated, and are veiny underneath. Habitat: full sun, heavy shade, low-moderate moisture Flowers: small, green, clustered , long stalk Fruit: round, smooth, orange, mature in June/July Burning Bush Euonymous alatus Shrub with opposite, green, serrated leaves. Habitat: highly adaptable, non drought-tolerant Bark: coarse, gray-brown Fruit: small, red, with orange seeds Other: leaves turn bright red in fall Autumn Olive Elaeagnus umbellata Shrub or small tree with alternate, smooth-edged leaves. Leaves are green on top and silvery underneath. May have thorns. Habitat: pastures, fields, sparse woodlands, poor soil Fruit: small, round, red-pink, clustered Flowers: small, yellow, on small twigs