Popular Products

Colorado’s Choice Magic

Colorado’s Choice Magic is a bloom booster unlike any other on the market today.  It is a concentrated water soluble plant food that is immediately available to plants.

Wilt Stop

Keep your natural Christmas tree looking green well beyond December 25. Wilt Stop’s protective coating forms a soft, clear, flexible film which holds moisture in the foliage and keeps your tree from drying out.

Fall Preparations

O’Toole’s has a the supplies you need for fall prep! Rose Collars can help protect delicate rose grafts from winter freezing. Tree wrap defends young trees from sunscald. Frost blankets can protect tender plants from early freezes.

Japanese Beetle Control

Natural, safe and effective. BeetleGone controls adult beetles. GrubGone controls larvae in the lawn. Certified for organic gardening. Non-toxic to kids, pets and pollinators

Houseplant Food

Espoma Organic Indoor Houseplant Food promotes growth and greening. The all-natural fertilizer contains beneficial microbes that ensure superior results. Mix with water and thoroughly drench the soil of the plant. Repeat every 2-4 weeks.

Wreaths

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!

Heirloom Tomatoes

Unique tomato varieties from O’Toole‘s are the perfect way to add to your veggie garden! Have you ever heard of the Black Krim? What about the Belgian Giant? Impress your neighbors and your taste buds by growing some of these hard to find types of tomatoes in your very own backyard!

Insulated Plant Protector

Get planting early without worrying about a late spring freeze. Dalen’s Insulated Plant Protector uses tubes of water to insulate young plants from cold, wind and animal activity. Ideal for Tomatoes, Peppers, Cucumbers and other vining plants.

Burpee Seeds

Our friends at Burpee Seeds are helping you get a head start on gardening season. Choose from hundreds of varieties of flowers, perennials, vegetables, fruites, herbs and more! Start your seeds indoors this March so the seedlings will be ready to plant in early May after the last freeze.

WaterSaver Winterizer

This late fall lawn feeding is the most important of the year and is often overlooked. 100% organic, non-burning DPW based lawn food. It also contains mycorrhizae which is a beneficial microorganism that help roots absorb more water and nutrients from the soil.

25% Off All Trees & Shrubs

Valid June 29-30, 2024

Summer is a great time to plant trees and shrubs, and we're putting all of our 2024 inventory on sale! All Trees and Shrubs are 25% off!

Chris Ibsen

Store Manager – Littleton

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

2023 Garden Giveaway Winners

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, …

How to Protect Your Plants from Late Freeze and Snow

Did you know that after May 2, there’s a still 50% chance of frost in Denver? Don’t let that stop you from getting your garden started now! O’Toole’s offers frost blankets and other products to help protect your plans from hard freezes. If you’re a vegetable gardener, we recommend this Insulated Plant Protector/Mini Greenhouse from Dalen. Tubes of water to insulate young …

Planting Winter Crops: A Guide to Growing Shallots, Onions, and Garlic

As the weather turns colder, many gardeners are ready to pack up their tools and wait until spring to start planting again. But why wait when you can start growing delicious winter crops? At O’Tools, you can find a variety of bulbs and plants perfect for winter gardening, including shallots, onions, and garlic. When planting shallots, it’s important to remember …

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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