Weed Scientist Dandelions and yellow rocket will soon decorate the landscape in many hayfields and pastures. It also looks like a year with more than the usual abundance of smallflower buttercup, particularly in pastures. Buttercup flowers have small, bright yellow petals and plants are commonly found in the lower areas of fields.
Plants have two distinct types of leaves.
The basal leaves are not lobed and have rounded teeth on the margins. The stem leaves have 3 to 5 lobes. The plant can be poisonous to livestock if consumed fresh. However, the toxic principles are lost when plants dry. Thus to avoid any risk of livestock poisoning, harvest infested areas as dry hay.