food, shelter and water.
A mix of trees, shrubs, perennials and grasses will insure fruits, berries and seeds for birds to eat. Native species are best. If you add a feeder or two, birds will flock to your garden. Offering suet will attract several species of woodpeckers. Provide some evergreen trees and shrubs for nesting sites and wind screens. A variety of trees will offer nest and rest spots for different birds.