Contact your local county Extension office through our County Office List.

Close Icon
Planttalk Colorado™ is sponsored by Colorado State University Extension, Denver Botanic gardens, and the Green Industries of Colorado. For additional information on gardening, see Plant Select® and Extension Publications.

Annuals & Perennials   arrow

Annuals (need to be planted each year)


Go to top of this page.

Perennials (planted once and return each year)


Go to top of this page.

General Information

Hanging Flower Basket

Go to top of this page.

Water Gardening

Water gardening

Go to top of this page.

Tell us what you think!

Do you have a question? Try Ask an Expert!