Home › Arugula › Grow in Colorado

Can You Grow Arugula in Colorado?

US · USDA Zone 5b · zones 3a, 3b, 4a, 4b, 5a, 5b, 6a, 6b

Grows well here

Arugula grows easily here as a cool-season green — one of the fastest salad crops available.

Plant zones

2a–9a

Colorado last frost

early April

Colorado first frost

late October

Days to harvest

21–40 days

When to plant Arugulas in Colorado

Direct sow

Apr 7

Harvest

Apr 28 – May 17

Dates are approximate, based on Colorado's average frost dates. Your exact yard may vary by microclimate.

About Arugula

Arugula is one of the fastest salad greens — ready in as little as 3 weeks and very cold-tolerant.

Direct sow in early spring or fall — bolts in heat. Harvest outer leaves. Succession sow every 2 weeks for continuous supply. Grows year-round indoors under lights.

Full arugula growing guide →

Gardening in Colorado

Colorado has a semi-arid mountain climate with intense sunshine and low humidity. Front Range cities like Denver are Zone 5-6; higher elevations are Zones 3-4.

See what grows well in Colorado →

Frequently asked questions

Can you grow Arugula in Colorado?

Arugula grows easily here as a cool-season green — one of the fastest salad crops available.

What zone is Colorado?

Colorado spans USDA Zone 5b (3a, 3b, 4a, 4b, 5a, 5b, 6a, 6b).

When do you plant Arugulas in Colorado?

Plant Arugulas Apr 7, harvest Apr 28 – May 17.