Monarch butterflies need milkweed plants to lay their eggs. More than beautiful, monarch butterflies contribute to the health of our planet. While feeding on nectar, they pollinate many types of wildflowers. ... Monarch butterflies are also an important food source for birds, small animals, and other insects.

Link to information

Save the Monarch Butterfly

https://www.fws.gov/savethemonarch/

How to start a butterfly garden

https://monarchbutterflygarden.net/how-to-start-monarch-butterfly-garden/