(Crupina vulgaris)

common crupina (Crupina vulgaris) - Chemical Control

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Description of Plant: Common crupina is a winter annual that grows up to 4 feet in height. Seed leaves exhibit a bright purple midrib. Leaves are simple and up to 6 inches long, entire near the base of the plant, lobed on the lower stem, and finely dissected on the upper stem. Up to 5 narrow cylindrical seed heads are borne on the branch tips in midsummer. Flowers are pink to purple and are followed by dark seeds about the size of a kernel of wheat with a ring of black, bristly hairs at the point of attachment.
Useful Hericides: 2, 4-D, and Round-up

Herbicide Brand How to Apply When to Apply Comments

2, 4-D Aircraft of Ground Equipment After foliage is fully developed

Round-up Ground Equipment Head and early bud stage

Further Information about these Herbicides:

Herbicide Brand Active Ingridient Mode of Action Comments

Round-up glyphosate Systematic

2, 4-D 2,4-D amine or 2,4-DLV ester Systematic

By: Eric Clements, 2/3/2003.

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Herbicide Brand	How to Apply	When to Apply	Comments
2, 4-D	Aircraft of Ground Equipment	After foliage is fully developed
Round-up	Ground Equipment	Head and early bud stage

Herbicide Brand	Active Ingridient	Mode of Action	Comments
Round-up	glyphosate	Systematic
2, 4-D	2,4-D amine or 2,4-DLV ester	Systematic