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'''''Barbarea vulgaris''''', also called as '''Bittercress''', '''Herb Barbara''', '''Rocketcress''', '''Yellow Rocketcress''', '''Winter Rocket''', and ''' Wound Rocket''', is a biennial herb native to [[Europe]]. This [[plant]] has basal [[Rosette (botany) |rosette]]s of shiny, dark green leaves, and pinnately divided leaves on the stem. The yellow flowers are borne in dense terminal clusters above the [[Leaf|foliage]] in spring. It is [[naturalised]] in many parts of [[North America]] as a weed.The flowers appear from about May through October. It grows to about 8-32 inches. Winter Cress prefers moist, disturbed fields. {{Inc| Barbarea vulgaris, R. Br. Common Winter Cress. Upland Cress. Yellow Rocket. Height 10-18 in.: lower Lvs. lyrate, the terminal lobe round, the lateral usually 1-4 pairs; upper Lvs. obovate, cut-toothed at the base. Eu. Asia.—-Cult. for salad, and also a common weed, making fields sulfur-yellow in early spring. Native far N., but apparently a settler in central states. Var. variegata, Hort., Lvs. splashed and mottled with yellow, is cult. as a border plant, and grows freely in rich soil. If the as. are picked off, st. and all, before they open, the plant will be practically perennial. }} ==Cultivation== ===Propagation=== ===Pests and diseases=== The plant is naturally resistant to some insect species, such as the diamondback moth, [[Plutella xylostella]]. Other plant chemicals in this species attract cabbage white butterflies such as [[Pieris rapae]]. ==Varieties== ==Gallery== <gallery perrow=5> Image:Upload.png| photo 1 Image:Upload.png| photo 2 Image:Upload.png| photo 3 </gallery> ==References== <references/> *[[Standard Cyclopedia of Horticulture]], by L. H. Bailey, MacMillan Co., 1963 <!--- xxxxx *Flora: The Gardener's Bible, by Sean Hogan. Global Book Publishing, 2003. ISBN 0881925381 --> <!--- xxxxx *American Horticultural Society: A-Z Encyclopedia of Garden Plants, by Christopher Brickell, Judith D. Zuk. 1996. ISBN 0789419432 --> <!--- xxxxx *Sunset National Garden Book. Sunset Books, Inc., 1997. ISBN 0376038608 --> ==External links== *{{wplink}} {{stub}} __NOTOC__
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