We've selected the best varieties of perennials, annuals, trees, shrubs, vines, climbers, roses, bulbs and herbs for the varied growing conditions of Colorado. Gardeners can take the guesswork out of their next trip to the greenhouse or garden center with this handy guide. Each account features color photographs and useful information.

LAURA PETERS is a certified Master Gardener, garden writer and photographer with over 30 gardening books to her credit. She has worked in almost every aspect of the horticultural industry in a career that has spanned more than 20 years.

Betsy Lendhorff's profile page

Donna Dawson is known nationally and internationally for her expertise in gardening and as the owner/publisher of ICanGarden.com, Canada's largest Internet gardening resource site.Not just a virtual gardener, this much-published, award-winning gardening personality received her Master Gardener certificate from the University of Alberta Devonian Botanic Garden in 1996. Her garden in St. Albert has been awarded a national first prize from Canadian Garden Magazine and received various awards from the Edmonton Horticultural Society.Donna is a past secretary of the Alberta Horticultural Association and past director of the Edmonton Horticultural Society. She is currently a member of the Royal Horticultural Society and Garden Writers Association. In 1996 Donna began organizing and hosting garden tours to England and Europe. She has taken groups to Holland, France, Italy, Ireland and England.

Laura Peters' profile page