How To Plant in July And Keep Your Gardens Alive! 1) Before planting , prepare the soil by adding 2" of compost and dig it into the to top 6"-8" of soil OR Add 1"-2" of expanded shale with the compost, then dig it in. This will open clay soil, increasing both porosity (aeration) and water holding capacity. Set the prepared soil aside. [Read More]

Natural and Sustainable Gardening
Harlequin’s Gardens is a family nursery and garden center in Boulder, Colorado dedicated to natural and sustainable gardening for our region.
We specialize in native plants, organic vegetable and herb starts, xeriscape, hardy roses, Colorado-adapted and unusual perennials, fruit trees and berry bushes, groundcovers, hardy cacti, and seeds.

Earth-Friendly Products
We also offer Earth-friendly products to support your plants: soil-building products, composts, mulches, fertilizers; books by local authors; non-toxic pest-management supplies; and good advice.
Harlequin’s Gardens has a country charm and is famous for our customer service, our display gardens and the selection and success of our plants.

Join Our Virtual Garden Tour!
For over a quarter century Harlequin’s Gardens has shared plants, Eco-products, and advice for organic methods of gardening with our community. We are proud of the success so many have had and want to create a forum for all to share their results. So, we’re creating a “Virtual Garden Tour” for our community to share not just photos of their gardens but also a little about gardening goals, styles and experiences–especially sustainable approaches. [Read More]


