Washington Lawn Care Guide
Lawn care guide for 39 counties · Average LDS: 34/100
USDA SSURGO / PHZMWashington covers USDA hardiness zones 6–9, with lawn difficulty averaging 34/100 across 39 counties. Tall Fescue is the most widely recommended grass in the state.
County grass atlas
Washington grass suitability by county
A compact 2.5D surface of per-species lawn suitability. Toggle Tall Fescue, Kentucky Bluegrass, Bermudagrass, and Zoysiagrass to see which counties best fit each grass — brighter = better fit.
Counties
39/39
Avg best fit
91%
Species
4
Counties by Lawn Difficulty
| County | LDS | Zone |
|---|---|---|
| Jefferson County | 12 | 8b |
| Kitsap County | 15 | 9a |
| Clallam County | 18 | 8b |
| Clark County | 18 | 8b |
| Skagit County | 18 | 8b |
| Thurston County | 18 | 8b |
| Lewis County | 19 | 8a |
| Snohomish County | 19 | 8b |
| Whatcom County | 19 | 8a |
| Grays Harbor County | 23 | 8b |
| San Juan County | 25 | 9a |
| Cowlitz County | 26 | 8b |
| King County | 26 | 9a |
| Pacific County | 26 | 9a |
| Pierce County | 26 | 8b |
| Mason County | 27 | 8b |
| Island County | 28 | 8b |
| Wahkiakum County | 29 | 8b |
| Skamania County | 30 | 8a |
| Kittitas County | 33 | 7a |
| Benton County | 34 | 7b |
| Chelan County | 37 | 7a |
| Klickitat County | 43 | 7b |
| Pend Oreille County | 43 | 6a |
| Adams County | 44 | 7a |
| Asotin County | 44 | 7a |
| Franklin County | 44 | 7a |
| Garfield County | 44 | 7a |
| Columbia County | 45 | 7a |
| Douglas County | 45 | 7a |
| Grant County | 45 | 7a |
| Walla Walla County | 45 | 7a |
| Okanogan County | 47 | 6b |
| Yakima County | 48 | 7a |
| Stevens County | 49 | 6b |
| Spokane County | 54 | 6b |
| Whitman County | 54 | 6b |
| Ferry County | 57 | 6b |
| Lincoln County | 58 | 6b |