When to plant lettuce in Washington

Plant out in Seattle

Feb 22–Mar 15

Across Washington the window opens between February 16 and April 24. Find your city below; the dates follow each town's own average last frost.

Start indoors, Seattle: Jan 11–Jan 25
Plant out, Seattle: Feb 22–Mar 15
Sow outdoors, Seattle: Feb 8–Mar 15
Fall planting, Seattle: Sep 28–Oct 12
Last frost, Seattle: Mar 8

Start seeds indoors 6–8 weeks before the last frost; plant out from 2 weeks before to 1 weeks after the last frost; sow outdoors from 4 weeks before to 1 weeks after the last frost; sow again for fall 6–8 weeks before the first frost. Lettuce bolts in heat. Sow small batches every two weeks in spring and again in late summer.

Lettuce planting dates by city

Start indoorsPlant outSow outdoorsFall plantingAverage last and first frost

JanFebMarAprMayJunJulAugSepOctNovDec

SeattleFeb 22–Mar 15

SpokaneApr 12–May 3

TacomaFeb 22–Mar 15

VancouverMar 15–Apr 5

BellevueFeb 22–Mar 15

KentMar 6–Mar 27

EverettMar 10–Mar 31

Spokane ValleyApr 12–May 3

RentonFeb 27–Mar 20

Federal WayFeb 22–Mar 15

YakimaMar 25–Apr 15

KirklandFeb 22–Mar 15

BellinghamMar 18–Apr 8

KennewickMar 14–Apr 4

AuburnMar 6–Mar 27

PascoApr 13–May 4

RedmondFeb 22–Mar 15

MarysvilleMar 10–Mar 31

South HillMar 28–Apr 18

ShorelineFeb 22–Mar 15

SammamishMar 16–Apr 6

RichlandMar 23–Apr 13

LakewoodFeb 25–Mar 18

LaceyApr 15–May 6

OlympiaApr 15–May 6

BothellFeb 22–Mar 15

BurienFeb 16–Mar 9

BremertonMar 15–Apr 5

EdmondsFeb 23–Mar 16

PuyallupMar 28–Apr 18

All 76 cities

City	Start indoors	Plant out	Sow outdoors	Fall planting	Last frost
Seattle	Jan 11 to Jan 25	Feb 22 to Mar 15	Feb 8 to Mar 15	Sep 28 to Oct 12	Mar 8
Spokane	Mar 1 to Mar 15	Apr 12 to May 3	Mar 29 to May 3	Aug 20 to Sep 3	Apr 26
Tacoma	Jan 11 to Jan 25	Feb 22 to Mar 15	Feb 8 to Mar 15	Sep 19 to Oct 3	Mar 8
Vancouver	Feb 1 to Feb 15	Mar 15 to Apr 5	Mar 1 to Apr 5	Sep 14 to Sep 28	Mar 29
Bellevue	Jan 11 to Jan 25	Feb 22 to Mar 15	Feb 8 to Mar 15	Sep 28 to Oct 12	Mar 8
Kent	Jan 23 to Feb 6	Mar 6 to Mar 27	Feb 20 to Mar 27	Sep 15 to Sep 29	Mar 20
Everett	Jan 27 to Feb 10	Mar 10 to Mar 31	Feb 24 to Mar 31	Sep 7 to Sep 21	Mar 24
Spokane Valley	Mar 1 to Mar 15	Apr 12 to May 3	Mar 29 to May 3	Aug 20 to Sep 3	Apr 26
Renton	Jan 16 to Jan 30	Feb 27 to Mar 20	Feb 13 to Mar 20	Sep 21 to Oct 5	Mar 13
Federal Way	Jan 11 to Jan 25	Feb 22 to Mar 15	Feb 8 to Mar 15	Sep 19 to Oct 3	Mar 8
Yakima	Feb 11 to Feb 25	Mar 25 to Apr 15	Mar 11 to Apr 15	Aug 28 to Sep 11	Apr 8
Kirkland	Jan 11 to Jan 25	Feb 22 to Mar 15	Feb 8 to Mar 15	Sep 28 to Oct 12	Mar 8
Bellingham	Feb 4 to Feb 18	Mar 18 to Apr 8	Mar 4 to Apr 8	Sep 7 to Sep 21	Apr 1
Kennewick	Jan 31 to Feb 14	Mar 14 to Apr 4	Feb 28 to Apr 4	Sep 4 to Sep 18	Mar 28
Auburn	Jan 23 to Feb 6	Mar 6 to Mar 27	Feb 20 to Mar 27	Sep 15 to Sep 29	Mar 20
Pasco	Mar 2 to Mar 16	Apr 13 to May 4	Mar 30 to May 4	Aug 16 to Aug 30	Apr 27
Redmond	Jan 11 to Jan 25	Feb 22 to Mar 15	Feb 8 to Mar 15	Sep 28 to Oct 12	Mar 8
Marysville	Jan 27 to Feb 10	Mar 10 to Mar 31	Feb 24 to Mar 31	Sep 7 to Sep 21	Mar 24
South Hill	Feb 14 to Feb 28	Mar 28 to Apr 18	Mar 14 to Apr 18	Sep 4 to Sep 18	Apr 11
Shoreline	Jan 11 to Jan 25	Feb 22 to Mar 15	Feb 8 to Mar 15	Sep 28 to Oct 12	Mar 8
Sammamish	Feb 2 to Feb 16	Mar 16 to Apr 6	Mar 2 to Apr 6	Sep 12 to Sep 26	Mar 30
Richland	Feb 9 to Feb 23	Mar 23 to Apr 13	Mar 9 to Apr 13	Aug 29 to Sep 12	Apr 6
Lakewood	Jan 14 to Jan 28	Feb 25 to Mar 18	Feb 11 to Mar 18	Sep 26 to Oct 10	Mar 11
Lacey	Mar 4 to Mar 18	Apr 15 to May 6	Apr 1 to May 6	Aug 19 to Sep 2	Apr 29
Olympia	Mar 4 to Mar 18	Apr 15 to May 6	Apr 1 to May 6	Aug 19 to Sep 2	Apr 29
Bothell	Jan 11 to Jan 25	Feb 22 to Mar 15	Feb 8 to Mar 15	Sep 28 to Oct 12	Mar 8
Burien	Jan 5 to Jan 19	Feb 16 to Mar 9	Feb 2 to Mar 9	Sep 28 to Oct 12	Mar 2
Bremerton	Feb 1 to Feb 15	Mar 15 to Apr 5	Mar 1 to Apr 5	Sep 19 to Oct 3	Mar 29
Edmonds	Jan 12 to Jan 26	Feb 23 to Mar 16	Feb 9 to Mar 16	Sep 22 to Oct 6	Mar 9
Puyallup	Feb 14 to Feb 28	Mar 28 to Apr 18	Mar 14 to Apr 18	Sep 4 to Sep 18	Apr 11
Lynnwood	Jan 12 to Jan 26	Feb 23 to Mar 16	Feb 9 to Mar 16	Sep 22 to Oct 6	Mar 9
Lake Stevens	Jan 27 to Feb 10	Mar 10 to Mar 31	Feb 24 to Mar 31	Sep 7 to Sep 21	Mar 24
Issaquah	Jan 16 to Jan 30	Feb 27 to Mar 20	Feb 13 to Mar 20	Sep 21 to Oct 5	Mar 13
Parkland	Jan 11 to Jan 25	Feb 22 to Mar 15	Feb 8 to Mar 15	Sep 19 to Oct 3	Mar 8
Longview	Feb 11 to Feb 25	Mar 25 to Apr 15	Mar 11 to Apr 15	Sep 10 to Sep 24	Apr 8
Wenatchee	Feb 7 to Feb 21	Mar 21 to Apr 11	Mar 7 to Apr 11	Sep 2 to Sep 16	Apr 4
University Place	Jan 14 to Jan 28	Feb 25 to Mar 18	Feb 11 to Mar 18	Sep 26 to Oct 10	Mar 11
Mount Vernon	Jan 27 to Feb 10	Mar 10 to Mar 31	Feb 24 to Mar 31	Sep 8 to Sep 22	Mar 24
Graham	Feb 14 to Feb 28	Mar 28 to Apr 18	Mar 14 to Apr 18	Sep 4 to Sep 18	Apr 11
SeaTac	Jan 5 to Jan 19	Feb 16 to Mar 9	Feb 2 to Mar 9	Sep 28 to Oct 12	Mar 2
Spanaway	Feb 14 to Feb 28	Mar 28 to Apr 18	Mar 14 to Apr 18	Sep 4 to Sep 18	Apr 11
Walla Walla	Jan 30 to Feb 13	Mar 13 to Apr 3	Feb 27 to Apr 3	Sep 5 to Sep 19	Mar 27
Pullman	Mar 11 to Mar 25	Apr 22 to May 13	Apr 8 to May 13	May 6
Des Moines	Jan 5 to Jan 19	Feb 16 to Mar 9	Feb 2 to Mar 9	Sep 28 to Oct 12	Mar 2
Orchards	Mar 1 to Mar 15	Apr 12 to May 3	Mar 29 to May 3	Aug 21 to Sep 4	Apr 26
Maple Valley	Feb 23 to Mar 9	Apr 6 to Apr 27	Mar 23 to Apr 27	Aug 30 to Sep 13	Apr 20
Tumwater	Mar 4 to Mar 18	Apr 15 to May 6	Apr 1 to May 6	Aug 19 to Sep 2	Apr 29
Camas	Jan 19 to Feb 2	Mar 2 to Mar 23	Feb 16 to Mar 23	Sep 25 to Oct 9	Mar 16
Moses Lake	Mar 2 to Mar 16	Apr 13 to May 4	Mar 30 to May 4	Aug 13 to Aug 27	Apr 27
Mill Creek East	Jan 12 to Jan 26	Feb 23 to Mar 16	Feb 9 to Mar 16	Sep 22 to Oct 6	Mar 9
Mountlake Terrace	Jan 11 to Jan 25	Feb 22 to Mar 15	Feb 8 to Mar 15	Sep 28 to Oct 12	Mar 8
Mercer Island	Jan 16 to Jan 30	Feb 27 to Mar 20	Feb 13 to Mar 20	Sep 22 to Oct 6	Mar 13
Bainbridge Island	Feb 1 to Feb 15	Mar 15 to Apr 5	Mar 1 to Apr 5	Sep 19 to Oct 3	Mar 29
Kenmore	Jan 11 to Jan 25	Feb 22 to Mar 15	Feb 8 to Mar 15	Sep 28 to Oct 12	Mar 8
Frederickson	Feb 14 to Feb 28	Mar 28 to Apr 18	Mar 14 to Apr 18	Sep 4 to Sep 18	Apr 11
Oak Harbor	Jan 16 to Jan 30	Feb 27 to Mar 20	Feb 13 to Mar 20	Sep 19 to Oct 3	Mar 13
North Lynnwood	Jan 12 to Jan 26	Feb 23 to Mar 16	Feb 9 to Mar 16	Sep 22 to Oct 6	Mar 9
Battle Ground	Mar 1 to Mar 15	Apr 12 to May 3	Mar 29 to May 3	Aug 21 to Sep 4	Apr 26
Eastmont	Jan 12 to Jan 26	Feb 23 to Mar 16	Feb 9 to Mar 16	Sep 22 to Oct 6	Mar 9
Union Hill-Novelty Hill	Jan 11 to Jan 25	Feb 22 to Mar 15	Feb 8 to Mar 15	Sep 28 to Oct 12	Mar 8
Cottage Lake	Feb 20 to Mar 6	Apr 3 to Apr 24	Mar 20 to Apr 24	Aug 28 to Sep 11	Apr 17
Hazel Dell	Mar 1 to Mar 15	Apr 12 to May 3	Mar 29 to May 3	Aug 23 to Sep 6	Apr 26
Martha Lake	Jan 12 to Jan 26	Feb 23 to Mar 16	Feb 9 to Mar 16	Sep 22 to Oct 6	Mar 9
Bonney Lake	Feb 14 to Feb 28	Mar 28 to Apr 18	Mar 14 to Apr 18	Sep 4 to Sep 18	Apr 11
Arlington	Feb 25 to Mar 11	Apr 8 to Apr 29	Mar 25 to Apr 29	Aug 24 to Sep 7	Apr 22
Tukwila	Jan 5 to Jan 19	Feb 16 to Mar 9	Feb 2 to Mar 9	Sep 28 to Oct 12	Mar 2
Silver Firs	Jan 12 to Jan 26	Feb 23 to Mar 16	Feb 9 to Mar 16	Sep 22 to Oct 6	Mar 9
Covington	Feb 23 to Mar 9	Apr 6 to Apr 27	Mar 23 to Apr 27	Aug 30 to Sep 13	Apr 20
Five Corners	Mar 1 to Mar 15	Apr 12 to May 3	Mar 29 to May 3	Aug 23 to Sep 6	Apr 26
Ellensburg	Mar 13 to Mar 27	Apr 24 to May 15	Apr 10 to May 15	May 8
Mukilteo	Jan 12 to Jan 26	Feb 23 to Mar 16	Feb 9 to Mar 16	Sep 22 to Oct 6	Mar 9
Silverdale	Feb 1 to Feb 15	Mar 15 to Apr 5	Mar 1 to Apr 5	Sep 19 to Oct 3	Mar 29
Bothell West	Jan 12 to Jan 26	Feb 23 to Mar 16	Feb 9 to Mar 16	Sep 22 to Oct 6	Mar 9
Mill Creek	Jan 12 to Jan 26	Feb 23 to Mar 16	Feb 9 to Mar 16	Sep 22 to Oct 6	Mar 9
Port Angeles	Jan 15 to Jan 29	Feb 26 to Mar 19	Feb 12 to Mar 19	Sep 24 to Oct 8	Mar 12
Monroe	Feb 20 to Mar 6	Apr 3 to Apr 24	Mar 20 to Apr 24	Aug 28 to Sep 11	Apr 17

Questions

When should I plant lettuce in Washington?

In Seattle, plant out from February 22 to March 15. Across Washington the window opens between February 16 and April 24, depending on the local last frost.

How is this date worked out?

Start seeds indoors 6–8 weeks before the last frost; plant out from 2 weeks before to 1 weeks after the last frost; sow outdoors from 4 weeks before to 1 weeks after the last frost; sow again for fall 6–8 weeks before the first frost. Frost dates are NOAA 1991–2020 averages for the weather station nearest each city.

More for Washington

Lettuce in other states

Frost dates for every city in Washington