Harlequins Gardens

Boulder's specialist in well-adapted plants

We’re Open for the Season! Thursday – Sunday 9 – 5 in March!

Gift Memberships & Gift Certificates  – available online!
See our seasonal hours and address, below.

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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.

From the Blog …

Hold off on Spring Cleanup and Build a Strong Backyard Ecosystem

Praying Mantis Egg Case

It’s the time of year when we’re itching to begin planting for the season and preparing for this year’s growth. But hold onto those shears! We know that regeneration is occurring in our soil, with microbes and  overwintering insects. Delaying Spring cleanup for another few weeks will ensure a healthy, vibrant ecosystem that best supports your plants.  Here are tips for you to best help this process take place, while still having an aesthetically pleasing garden.  [Read More]

Virtual Garden Tour

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. We gardeners love sharing our gardens, but often don’t have time to visit other gardens or to fix up our whole yard and spend the day hosting. In the Harlequin’s tradition. let’s bring together many small contributions to weave together a [Read More]

The plants we grow are organically grown. All the plants we sell are free of bee-killing neonicotinoids.