leafs
to have nutrients
Plants
nectar from flowers
Many butterflies, including the Diana butterfly eat nectar from plants. They also eat milkweed, ironweed, and certain types of clover.
No. Adult butterflies of any species do not eat grass. They must drink nectar and sap from flowers and plants.
they fertilize the ground and eat the plants some times
Apollo butterflies primarily feed on nectar from various flowering plants. As caterpillars, they feed on specific types of plants within the genera Sedum and Helianthemum. Adult butterflies also have been observed extracting moisture and nutrients from damp soil and feces.
Most insects are plant specific. Monarch Butterflies eat milk weed. Tent caterpillars eat alder. Pine caterpillars eat (of course) pine trees despite the obnoxious pitch. You question has to be more specific.
Cabbage white butterflies primarily feed on nectar from various flowering plants. In their caterpillar stage, they feed on brassica plants, including cabbage, broccoli, and kale, which gives them their common name.
A butterflies favorite tree depends on the type of butterfly. Different butterflies prefer different types of leaves and plants.
Palos Verdes blue butterflies eat only two plants. They must have either deerweed or locoweed for their larvae to feed on or they cannot survive.
Plants and butterflies have a symbiotic relationship. The plants benefit from the pollination services provided by the butterflies and the butterflies feed from the nectar of the flowers of the plants.