Soils
Soil provides natural nutrients to your plants that gives them a stable foundation on which to grow.
Colorado’s Choice B.O.S.S.
An organic soil amendment that helps break up the clay which allows air and water to move more freely through the soil to the plant’s roots.
Fertilizer Plans
O'Toole's fertilizer plans make sure that your lawn gets just what it needs at each critical point in the season.
Weed Control
We have a number of preventative products to make sure that the only things growing in your yard are the plants you want, not those pesky weeds.
Garden Fertilizer
To replenish nutrients and keep your plants happy and healthy, your plants need fertilizer.
Pest Control
No garden or yard is entirely safe from the wrath of garden pests, but pest control can help!
Seed Starting
Get a jump start on the growing season by starting your seeds indoors.
Decor
Make your garden stand out from the rest with brightly colored pots, statuary, or even a full blown fairy garden!
Tools
Whether you're planting, weeding, mulching, or pruning – there is a tool available to assist you.
Events
Join us for the world’s largest (and most fun) tomato plant sale! It’s what the New York Times called, “the tomato freaks’ Woodstock”.
Deals
Expires April 30, 2025
Help seedlings root raster and more vigorously with gentle warmth and the perfect humidity. Food-grade BPA-free plastic, 72-cell insert, adjustable dome, humidity vents, and heat mat.
Expires April 30, 2025
Help seedlings root raster and more vigorously with gentle warmth and the perfect humidity. Food-grade BPA-free plastic, 72-cell insert, adjustable dome, humidity vents, and heat mat.
Blog
Consider a gift card for birthdays, Mother's Day, or the Holidays. Shop together, plant together and watch together as your gift grows and blossoms into the future!
Spring is calling, and so are we! O’Toole’s Garden Center, a Denver favorite for over 45 years, is looking for passionate plant enthusiasts to join our team for the upcoming season.
How do you escape the stress of today’s news and the artificial lights of your computer screen and smart phone?
Our customers say that gardening is part of their “me time”, and that it helps them feel hopeful and positive, the same can be said about caring for houseplants.
Thank you to everyone who participated in the 2023 Garden Giveaway contest! It’s so fun to see how your gardens take shape after meeting you while shopping in our stores. First Place @js_customs8 View this post on Instagram A post shared by John (@js_customs8) “I’ve been working on my garden and landscape for 25 years,” says JS, …
