Planttalk Colorado™

Planttalk Coloradoâ„¢ provides reliable, timely information on more than 500 horticultural topics.

Hot Topics

Cottonwood cotton Cottonwood Cotton
Cotton shed by female trees in June is often so abundant that it turns nearby lawns white. Learn more
Last Spring Frosts Last Spring Frosts
Gardeners need to be aware of the last average spring frost date for their particular area. Learn more
Puncture vine Puncture Vine
Herbicides can provide effective control if they're applied when the plants are young and small. Learn more
Growing Cool Season Vegetables Growing Cool Season Vegetables
Cool-season vegetables are uniquely adapted to Colorado's climate because they are able to withstand light to moderate frost. Learn more

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.

Planttalk Colorado™ notebooks are available for purchase.

Updated Thursday, April 02, 2015