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Grazing (528). Prescribed grazing may be applied on all lands where grazing and/or browsing animals are managed. A prescribed grazing schedule is prepared for all fields and pastures to be grazed.
For small patches, removing weeds by hand may be the most effective method. Hand pulling and hoeing are the oldest methods of weed control. Although they are labor intensive and often relatively ineffective for the control of perennial weeds, they typically cause minimal environmental impact.
Timing grazing management to target YST at phenological time when most succeptible. Species of livestock will utilize YST differently. Cattle and sheep will consume YST until spines emerge; goats will consume YST after spines have emerged.
Areial photos from the Sierra Foothill Research and Extension Center located near Browns Valley, CA are used as examples of different tree cover. Typically weeds are more prevalent with lower amounts of tree cover. Once tree cover reaches 50%, large weed populations generally are not found.
Yellow Starthistle, 25-50% Tree Cover. Trees are scattered to patchy in appearance. Please select the Landscape Position that best represents your patch.
Yellow Starthistle, 50-75% Tree Cover. This high tree cover does not provide a niche for weeds. Tree cover will be patchy to dense stands of trees. Please select the Landscape Position that best represents your patch.
