When to plant cilantro in Winthrop and Twisp, WA

Plant cilantro from seed, directly in the garden in Winthrop and Twisp, Apr 3 – May 22. For a fall harvest, plant again Aug 4–18.

Easy Plant seeds in the ground

Why these dates

Winthrop and Twisp's typical last spring frost is May 15. As a cool-season crop that handles light frost, this crop can go in about 6 weeks before that.

Inland Northwest. Higher, colder interior valleys. Cold springs and an earlier fall mean a shorter season; quick-maturing varieties pay off.

Difficulty: Easy
Sun: Full sun; afternoon shade in summer
Spacing: 4 inches apart
Planting depth: ¼ inch deep
Frost: Handles light frost
First harvest: About 50 days after planting

Step by step

Prepare the bed: loosen the soil and mix in an inch or two of compost.
Plant seeds Apr 3 – May 22, ¼ inch deep, 4 inches apart.
Keep the soil evenly moist until sprouts appear, which can take one to three weeks in cool soil.
Plant again Aug 4–18 for a fall harvest.
Harvest: Cut leaves once plants are about 6 inches tall. If it bolts, let it go to seed and harvest the coriander.

Varieties that do well here

Calypso (slow to bolt)
Santo
Leisure

Watch out for

Bolting in warm weather. Look for slow-bolt varieties and sow little and often.

Bolts fast in summer heat. Sow a short row every three weeks in spring, and again in late summer for fall.

Common questions

When is the last frost in Winthrop and Twisp, WA?

Typically May 15. In 9 years out of 10, frost is over by June 1. These are 1991–2020 NOAA climate normals for Winthrop.

Is it too late to plant cilantro in Winthrop and Twisp?

The spring planting window runs through May 22. If you miss it, plant again for fall from August 4 to August 18.

How long until I can harvest cilantro?

About 50 days after planting. Cut leaves once plants are about 6 inches tall. If it bolts, let it go to seed and harvest the coriander.

Also plant in Winthrop and Twisp around the same time

Planting dates for cilantro in nearby areas

Wenatchee, WA Mar 20 – May 8
Omak and Okanogan, WA Apr 1 – May 20
Chelan, WA Mar 20 – May 8
Leavenworth, WA Apr 1 – May 20
Ellensburg, WA Apr 1 – May 20
Spokane, WA Apr 1 – May 20

Full planting calendar for Winthrop and Twisp · Cilantro in every city