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Roundleaf greenbriar
is a deciduous woody vine capable of either forming thick patches
or being very invasive of other vegetation. The leaves of Roundleaf
greenbriar are heart-shaped with parrell veins; they form alternately
on the stems of the vines. Tendrils are produced from the petioles
of the leaves to support the plant in climbing. Thorns are formed
along the stem.
Roundleaf greenbriar
spreads by seed and vegetatively into new areas. Small green flowers
are
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produced from
spring through summer. The fruit of Roundleaf greenbriar is a small
black berry.
Roundleaf greenbriar
is a pest of Northeastern United States, but it can extend west
as far as Kansas, Oklahoma and Texas.
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Cultural Practices:
Roundleaf greenbriar is a pest of landscapes, fence rows and wooded areas
as well as clearings and roadsides. The green stems of Roundleaf greenbriar
persist during the winter. Vines can be cut back or hand pulled.
Herbicide Use:
For optimum control, make your herbicide application to Roundleaf Greenbriar
that is young and actively growing. Due to the woody nature of the vines
and spreading habit, better results may be obtained with an oil base ester
product. Fall clean up using an ester herbicide will provide effective
management.
University
Links | Gordon's
Recommendations | Germination
Dates
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