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Evergreens

Evergreens are the type of trees that most people think of when they think of the mountains and landscaping in Colorado. Evergreens are an attractive addition to any yard, but evergreens need specific planting and care to flourish. In looking for the right evergreen,  you need to consider the size of the space you are looking to fill and the whether or not the species will flourish in Colorado's unique conditions. O'Toole's has a variety of evergreens that are perfectly suited for any space and thrive in Colorado.


30% Off All Trees, Shrubs, Roses, and Citrus Plants 15% Off All Other Plants

Valid through August 31

Now through August 31st, save 30% off on all trees, shrubs, roses, and citrus plants. Save 15% off on all other plants. The perfect excuse to finish out your garden before fall. (Just a heads up: indoor houseplants and succulents aren't included in this one.)

50% Off All Pennington Grass Seed

Valid through August 31

The perfect time to re-seed your lawn is late summer or early fall while the soil is warm. Pennington Grass Seed is now 50% off. While supplies last. Stock up and save!


Plant Nerd Rewards Club
Plant Nerd Rewards Club

1. Join Free – Sign Up Today. No Cost Ever.
2. Earn Points – 1 Point per $1 Spent.
3. Redeem – 100 Points = $5 Off Next Purchase.

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Gift Cards

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!

Raking out dead spots in a Colorado lawn for late summer overseeding
Late Summer Lawn Repair: How to Overseed and Reseed Your Colorado Lawn

August is when Colorado lawns look their worst, and that is exactly why it is the right time to fix them. Late summer into early fall is the best seeding window of the year. Here is the five-step process for repairing dried-out dead spots.

Shoppers browsing rows of tomato plants at TomatoMania at O'Toole's Garden Center
Tomatomania 2026

Tomatomania was back at O’Toole’s for year two, with 100+ varieties across both stores and a whole lot of first-timers, new neighbors, and tomato lovers. Watch the recap.

Neptune’s Harvest at O’Tooles Garden Center: Soil Health, Water Retention, and Family Tradition

Patrick: I’m Patrick from O’Tooles Garden Center. I’m here with Ann from Neptune’s Harvest. Ann: So I just flew in from Massachusetts, and I heard you were in a drought, but clearly I brought some weather for you guys. Patrick: For us here in the arid west, water is always really important. Moisture Retention and Soil Health Ann: Water is …

All Blog Entries
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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…
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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