There are more than two dozen North American bird species that prefer to nest in a natural cavity. These cavity-nesting birds will often adapt to nesting in a birdhouse (also known as an artificial nesting box).
When you think about what to plant in your planters and windowboxes, consider making a few containers that are designed to attract birds and butterflies. The compositions in the slideshow are sure to inspire you.
To attract butterflies and other pollinators, simply plant flowers they love -- lots of them. The designs here feature blooms that are rich in color and nectar, ensuring that you will welcome dozens of beneficial insects -- especially butterflies.
Start by planting a tree. With this simple act, you celebrate the earth by increasing the leafy canopy. According to the U.S.Department of Agriculture, "One acre of forest absorbs six tons of carbon dioxide and puts out four tons of oxygen.