Silviculture on State Lands
Growing state forests through state trust lands forest management
We use silviculture activities to achieve a variety of agency objectives. By promoting forest health and productivity, increasing revenue, and sustaining wildlife habitat, these activities play a key active role in keeping Washington's forested state trust lands vibrant and healthy.
Silviculture Contracts
Silviculture contracts fall under several categories: Tree Planting, Pre-Commercial Thinning, Site Preparation, and Conifer Release. If you are interested in bidding on silviculture contracts, please browse this information to find out about the bidding process and current and anticipated contracts open for bid.
New contracts in green: updated May 6, 2021
Current Invitations to Bid - Click on bid number to open the draft contract document.
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Silviculture Contracts
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Contract Type
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Contract #
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Bid Close Date
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| Fuels Reduction - GNA via SE Region# | 1858 | July 9, 2020 |
| Site Preparation Aerial Herbicide - NW Region | 1859 | July 15, 2020 |
| Site Preparation Ground Herbicide - NW Region | 1824 | July 22 2020 |
| Conifer Release Ground Herbicide - Oly Region | 1862 | August 20, 2020 |
| Conifer Release Ground Herbicide - Oly Region | 1863 | August 20, 2020 |
| Fuels Reduction - GNA via SE Region# | 1827 | August 21, 2020 |
| Fall Tree Planting - PC Region | 1852 | August 20, 2020 |
| Precommercial Thinning - SE Region | 1797 | August 26, 2020 |
| Conifer Release Hand Cutting - PC Region | 1860 | September 17, 2020 |
| Fuels Reduction/Piling - GNA via NE Region# | 1865 | September 30, 2020 |
| Precommercial Thinning - Oly Region | 1872 | October 29, 2020 |
| Conifer Release Ground Herbicide - PC Region | 1861 | October 21, 2020 |
| Tree Planting - Oly Region | 1873 | November 17, 2020 |
| Tree Planting - Oly Region | 1874 | November 17, 2020 |
| Tree Planting - PC Region | 1869 | November 19, 2020 |
| Tree Planting - PC Region | 1870 | November 19, 2020 |
| Tree Planting - PC Region | 1871 | November 19, 2020 |
| Tree Planting - NW Region | 1875 | Decemver 2, 2020 |
| Tree Planting - NW Region | 1876 | Decemver 2, 2020 |
| Tree Planting - SPS Region | 1881 | Decemver 3, 2020 |
| Tree Planting - PC Region | 1892 | January 26, 2021 |
| Tree Planting - NE Region | 1831 | March 2, 2021 |
| Tree Planting - NE Region | 1832 | March 2, 2021 |
| Tree Planting - NE Region | 1833 | March 2, 2021 |
| Tree Planting w/ spot treatment - NE Region | 1834 | March 2, 2021 |
| Tree Planting w/ spot treatment - NE Region | 1866 | March 2, 2021 |
| Conifer Release Ground Herbicide (basal) - SPS Region | 1893 | March 3, 2021 |
| Ground Herbicide (rock pit) - Oly Region | 1895 | April 15, 2021 |
| Conifer Release Ground Herbicide (basal) - Oly Region | 1900 | April 8, 2021 |
| Precommercial Thinning - PC Region | 1884 | March 9, 2021 |
| Precommercial Thinning - PC Region | 1885 | March 9, 2021 |
| Conifer Release Hand Cutting - NW Region | 1882 | March 17, 2021 |
| Conifer Release Ground Herbicide - PC Region | 1888 | March 25, 2021 |
| Conifer Release Ground Herbicide (basal) - NW Region | 1907 | March 22, 2021 |
| Precommercial Thinning - NW Region | 1908 | March 22, 2021 |
| Precommercial Thinning - SPS Region | 1910 | March 30, 2021 |
| Precommercial Thinning - SPS Region | 1911 | March 30, 2021 |
| Site Preparation Ground Herbicide - Oly Region | 1906 | April 27, 2021 |
| Precommercial Thinning - NW Region | 1931 | April 6, 2021 |
| Precommercial Thinning - SPS Region | 1902 | April 6, 2021 |
| Precommercial Thinning - SPS Region | 1903 | April 6, 2021 |
| Precommercial Thinning - SPS Region | 1916 | April 7, 2021 |
| Precommercial Thinning - SPS Region | 1905 | April 13, 2021 |
| Precommercial Thinning - SPS Region | 1915 | April 13, 2021 |
| Precommercial Thinning - SPS Region | 1917 | April 13, 2021 |
| Precommercial Thinning - PC Region | 1886 | April 29, 2021 |
| Site Preparation Ground Herbicide - PC Region | 1889 | May 13, 2021 |
| Precommercial Thinning - SPS Region | 1901 | May 11, 2021 |
| Site Preparation Ground Herbicide - SPS Region | 1938 | May 13, 2021 |
| Site Preparation Ground Herbicide - SPS Region | 1940 | May 13, 2021 |
| Precommercial Thinning (fuel break) - NE Region | 1835 | June 8, 2021 |
| Precommercial Thinning - NE Region | 1837 | June 8, 2021 |
| Precommercial Thinning - NE Region | 1843 | June 8, 2021 |
| Precommercial Thinning - NE Region | 1855 | June 8, 2021 |
| Precommercial Thinning (fuel break) - NE Region | 1864 | June 8, 2021 |
| Precommercial Thinning (fuel break) - NE Region | 1868 | June 8, 2021 |
| Precommercial Thinning - NE Region | 1836 | June 8, 2021 |
| Precommercial Thinning - NE Region | 1844 | June 8, 2021 |
| Ground Herbicide (hack and squirt) - NE Region | 1838 | June 10, 2021 |
| Site Preparation Ground Herbicide - NE Region | 1924 | June 10, 2021 |
| Site Preparation Ground Herbicide - NE Region | 1925 | June 10, 2021 |
^ This symbol indicates an open solicitation was recently amended.
# These contracts are administered by Good Neighbor Authority (GNA). Work takes place on Federal lands and may be administered by both DNR and USFS staff.
NE = Northeast Region, NW = Northwest Region, Oly = Olympic Region, PC = Pacific Cascade Region, SPS = South Puget South Region, SE = Southeast Region.
Posted contracts are from the current fiscal year (FY21, July 1, 2020 - June 30, 2021). For information on previous contracts, please contact Zak.Thomas@dnr.wa.gov.
