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 June 19, 2018
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 Number
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Date Bids Opened
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| Ground Herbicide - Site Prep - NW Region | 1696 | July 10, 2017 |
| Conifer Release - Hand Cutting - NW Region | 1697 | July 11, 2017 |
| Conifer Release - Hand Cutting - NW Region | 1698 | July 11, 2017 |
| Ground Herbicide - Site Prep - Oly Region | 1699 | Aug. 9, 2017 |
| Conifer Release - Hand Cutting - Oly Region | 1700 | Aug. 9, 2017 |
| Tree Planting - NW Region | 1702 | Oct. 30, 2017 |
| Pre Commercial Thinning - PC Region | 1701 | Oct. 26, 2017 |
| Conifer Release - Hand Cutting - PC Region | 1705 | Oct. 26, 2017 |
| Tree Planting - Oly Region | 1706 | Nov. 30, 2017 |
| Tree Planting - PC Region | 1703 | Dec. 1, 2017 |
| Tree Planting - PC Region | 1704 | Dec. 1, 2017 |
| Tree Planting - PC Region | 1707 | Dec. 1, 2017 |
| Ground Herbicide - NW Region | 1714 | Jan. 9, 2018 |
| Tree Planting - SPS Region | 1715 | Dec 13, 2017 |
| Tree Planting - SPS Region | 1716 | Dec 15, 2017 |
| Pre Commercial Restoration Thinning - PC Region | 1708 | Jan. 4, 2018 |
| Pre Commercial Thinning - NW Region | 1717 | Jan. 25, 2018 |
| Tree Planting - NE Region | 1710 | March 2, 2018 |
| Tree Planting - NE Region | 1711 | March 2, 2018 |
| Tree Planting - NE Region | 1712 | March 2, 2018 |
| Tree Planting - NE Region | 1713 | March 2, 2018 |
| Tree Planting - NE Region | 1718 | March 2, 2018 |
| Ground Herbicide - Oly Region | 1723 | April 12, 2018 |
| Ground Herbicide - NW Region | 1724 | May 3, 2018 |
| Conifer Release Hand Cutting - Oly Region | 1727 | June 13, 2018 |
| Ground Herbicide - PC Region | 1720 | June 5. 2018 |
| Ground Herbicide - NE Region | 1737 | June 12, 2018 |
| Precommercial Thinning - SE Region | 1709 | June 8, 2018 |
| Aerial Herbicide - PC Region | 1719 | June 15, 2018 |
| Ground Herbicide - SPS Region | 1733 | June 13, 2018 |
| Ground Herbicide - SPS Region | 1734 | June 13, 2018 |
| Ground Herbicide - SPS Region | 1735 | June 13, 2018 |
| Ground Herbicide - SPS Region | 1740 | June 13, 2018 |
| Ground Herbicide - Oly Region | 1739 | July 12, 2018 |
| Conifer Release Hand Cutting - SPS Region | 1741 | June 20, 2018 |
| Ground Herbicide - NE Region | 1742 | July 2, 2018 |
| Precommercial Thinning - NE Region | 1738 | July 17, 2018 |
These are contracts that have been posted during the current fiscal year (FY18). For information on previous contracts please contact Zak.Thomas@dnr.wa.gov.
