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Harlequins Gardens

Harlequins Gardens

Boulder's specialist in well-adapted plants

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Home | Plants | Whiskbroom Parsley

Whiskbroom Parsley

April 28, 2026

Whiskbroom Parsley

In spite of the drought, rambles in local open space parks reveal the early signs of spring. Now showing at a park near you, a conspicuous star is Whiskbroom Parsley (Harbouria trachypleura), a genus with just a single species. Native to Colorado, Wyoming and New Mexico, we’ve encountered it from the lower foothills to subalpine locations, on dry, sunny, rocky slopes, but it is even more at home in moist meadows, grasslands and under trees.

Many ‘wild parsley’ species are highly toxic, but this one is edible and was commonly used in culinary and medicinal ways by native Americans. The very fine, bright green dill-like foliage is surprising for a dryland plant, and the umbels (heads) of tiny, bright yellow flowers are an important nectar source for many native pollinators and beneficial insects. This plant is not in commerce, as it spends years developing its deep soil-stabilizing taproot before producing much top-growth, let alone flowering. Enjoy it in the wild!

Tags: whiskbroom parsley, sustainable gardening, Natives Categories: Plants, Xeriscape, Perennials, Blog, OLD-Blog

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We do not ship plants!

Our plants are for sale ONLY at our Boulder location. We DO NOT ship plants or any other products.  Come visit us!

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303-939-9403 (Retail)
staff@harlequinsgardens.com
720-534-9063 (Wholesale)
wholesale@harlequinsgardens.com

WE DO NOT SHIP PLANTS — Our plants are for sale only at our Boulder location. We do not ship plants or any other products. Come visit us!

Sign-up for E-Newsletters!

Sign-up HERE for our weekly e-newsletter to receive ecological insights, Colorado gardening tips, and to keep up on happenings at Harlequin’s Gardens. We never share customer’s addresses!

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4795 N 26th Street, Boulder, CO 80301

Our Hours

Mondays, CLOSED

JANUARY-FEBRUARY:
Friday-Saturday, 10AM-4PM

MARCH:
Thursday-Sunday, 9AM-5PM

APRIL-SEPTEMBER:
Tuesday-Sunday, 9AM-5PM

OCTOBER:
Thursday-Sunday, 9AM-5PM

NOVEMBER-DECEMBER:
Friday-Saturday, 10AM-4PM

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