Putting the Color in Colorado!

3 Garden Centers Across The Denver-Metro Area

O'Toole's Garden Center's mission is to cultivate beautiful gardens, happy employees and thriving communities. Visit O'Toole's for the plants, the products, and the expert advice you need to grow the garden of your dreams. O'Toole's is proud to be a local, family owned business with over 40 years of heritage. We offer high quality garden products at affordable prices, so everyone can enjoy spending time together outside with friends and family. Let's grow together!

November 30, 2017
Every holiday season, the Natural vs. Artificial Christmas tree debate come up. There are advantages and disadvantages to both types of trees, but from an environmental standpoint, experts agree; natural is better. Over 400 million live Christmas trees are grown on tree farms throughout the U.S. It can take up to 7 years for a tree to be Christmas ready ...

Featured Plant & Product


Poinsettias are a holiday season favorite that are used in Christmas floral displays due to the beautiful red and green foliage. Did you know that the colorful “flowers” of poinsettias are actually modified leaves called “bracts”?


All natural wreaths are more than decoration. They are symbols of craftsmanship, community and tradition. The classic smell of evergreen will bring back memories of Christmases past, while you make new memories this year!

Christmas Trees

Hurry! Supplies are limited!

Real Christmas trees are in short supply due to heatwaves and droughts. Get your fresh cut tree today!


Now Available!

Decor with the smell of evergreen will bring back memories of Christmases past!


All Natural Decor

All natural garland is available by the yard. The perfect holiday decor!

All Mums Buy 1 Get 1

While supplies last

All Chrysanthemums are BOGO free. These hearty perennials are great for fall containers!

Chris Ibsen

Store Manager – Littleton

Over 30 years with O’Toole’s! A true gardening  expert! Email Chris Favorite plant: Evergreen

5 Essential Christmas Tree Care Tips (Video)

1. Get a Fresh Cut – When you buy a tree at O’Toole’s, we’ll cut off about 1.5″ inches from the bottom of the trunk. This will help the tree absorb as much water as possible. Keep the fresh cut bottom clean and unharmed to maximize the water intake. 2. Store your tree properly before you display it – If …

Holiday Gift Ideas for Gardeners

Are you looking for some great gift ideas for all the gardeners on your list this year? Well look no further than O’Toole’s! We’ve got a huge selection of gift ideas for every gardener – from green thumbs to green horns. Here are a few of our favorite gardening goodies this year! Ames Garden Cart Remember your little red wagon? …

All Blog Entries

2020 Garden Giveaway Winners!

September 18, 2020
It was so inspiring to see all the creativity and gardening passion out there! Check out the winners of our 2020 Garden Giveaway! Read Full Blog Entry…
Ask a Gardener – Japanese Beetle
June 11, 2020
Japanese Beetles damage plants as both adults and larvae. Adults feed on soft leaf tissue, leaving skeletonized foliage. Larvae feed on roots, especially turf grass, leaving dead, brown patches in the lawn. Cech out this blog entry for tips and products to address both the larvae and the adult bugs. Read more