1. Gorse

    Ulex europaeus Gorse - A thorny perennial shrub that closely resembles Scotch Broom and can grow to be 10+ feet tall.Leaves: Leaves are small, dark green and trifoliate — having 3 thin leaflets. As they mature, they become spiny. The leaf axils also have spines.Flowers: Flowers bloom April - September. Bright yellow pea-like flowers form clusters near branch terminals.Habitat: Can grow in most habitats, but is especially prevalent in coastal environments.Weed Classification: B DesignateWhy is it a Noxious Weed? Aside from "noxious" growth habits, gorse also creates large physical barriers and poses significant wildfire risk due to the concentration of …


    Weed Control - Sept. 29, 2022, 9:47 a.m.

  2. Oriental Clematis

    Clematis orientalis Oriental Clematis - A moderately vigorous, climbing shrub that forms a mass of stems and grows upwards of 27 feet long.Leaves: Opposite on stems, pinnately compound with 5-7 leaflets.Flowers: Flowers bloom from June-December. Can be single flowers or flower clusters. Generally, they have 4 yellow/green sepals that look like petals.Habitat: Found in gullies, riverbanks, streambanks, roadsides, open woods, steep hillsides, and irrigation canals.Weed Classification: AWhy is it a Noxious Weed?Can establish in a variety of habitats and forms dense infestations which can kill small plants and trees. Can be extremely difficult to control, once established.Clematis can be found …


    Weed Control - Sept. 29, 2022, 10:57 a.m.

  3. Yellow Toadflax

    Linaria vulgaris Yellow Toadflax - A perennial growing 8-31 inches tall from creeping roots. Forms colonies.Leaves: Many narrow, linear leaves up to 4 inches in length, alternating along the stem.Flowers: Flowers bloom from June-September. Many flowers crowd the top 2-9 inches of the plant. Flowers are yellow, hairy, and have orange "throats." Resembles snapdragons.Habitat: Grows in a variety of habitats, including: roadsides, edges of fields, rangelands, meadows, cultivated fields, and waste areas.Weed Classification: CWhy is it a Noxious Weed?It can easily invade range and farmlands outcompeting desirable crops/forage. Livestock will rarely eat the plant.Yellow Toadflax can infest cultivated land easily, …


    Weed Control - Oct. 6, 2022, 9:33 a.m.

  4. Stewardship Incentive Program

    Introductory materials, offering all the details you need to navigate the process, can be found here:2026 SIP Program: IntroductionPlease review these instructions in their entirety.To apply: 2026 SIP ApplicationPlease complete the form to the best of your ability and submit it back to us via email or paper mail.Our mailing address is: 351 NW North St., Chehalis WA 98532Our office email is weeds@lewiscountywa.govThe SIP's Pesticide License Reimbursement application can be found here:2025 SIP Pesticide License Reimbursement ApplicationResidents may participate in both aspects of the program simultaneously. Acceptance into one will not negatively affect the application status for the other.Note: A …


    Weed Control - March 1, 2023, 4:28 p.m.

  5. Hydrilla

    Hydrilla verticillata Hydrilla- Very similar in appearance to our native elodea (Elodea canadensis) and to Class B noxious weed Brazilian elodea (Egeria densa), this aquatic perennial is especially problematic in waterways and attempts to mechanically control will often perpetuate its spread.Hydrilla vs Native Elodea fact sheet from the New Jersey Water Supply AuthorityLeaves: Whorled formation of 3-10 (but most often 5) leaves with sharply toothed margins. There are often spines along the reddish midrib giving the plant a "velcro" feeling when pulled.Flowers: Transparent to white, female flowers with petals of 3 are attached to the stem tip by a slender …


    Weed Control - Sept. 26, 2022, 1:13 p.m.

  6. About Human Resources

    Thank you for your interest in Lewis County Human Resources!At the County, we believe that our 500 employees are our greatest asset. We are an equal opportunity employer that offers our full time employees competitivebenefits, paid vacation, sick leave, and an attractive retirement plan.Our goal is to be the employer of choice in our community. Mission Statement: To assist, advise, and facilitate management and employees to best align individual talent with the needs and goals of Lewis County. To provide solutions to workplace issues which promote an environment that is characterized by fair treatment of staff, open communication, personal accountability, …


    Human Resources - April 21, 2015, 11:27 a.m.

  7. Canada Thistle

    Cirsium arvense Canada Thistle - A rhizomatous, perennial, herbaceous plant that grows 2-5 feet tall, usually branching only near the top of the plant.Leaves: Leaves are alternate and lance to narrowly oval in shape, possessing short spines along the leaf edges.Flowers: Flowers bloom from May-October. Many flowerheads clustered towards the tip of the stem, purple to pink in color.Habitat: Common in pastures and croplands. Can also invade wet areas as well like steam banks, sedge meadows, and wet prairies.Weed Classification: C SelectWhy is it a Noxious Weed?Once established, it can spread vigorously and replaces native plants. It also lowers crop …


    Weed Control - Oct. 6, 2022, 9:32 a.m.

  8. Oxeye Daisy

    Leucanthemum vulgare Oxeye Daisy - A perennial, herbaceous plant growing 1-3 feet tall.Leaves: Leaves are alternate and lance-shaped, with toothed or lobed edges.Flowers: Flowers bloom from May-October. Single flowerhead at the end of the stem. It has many white ray-flowers, creating the "petals," and yellow disc-flowers in the middle.Habitat: Found in grasslands, overgrazed pastures, waste areas, meadows, roadsides, railroad ROWs, yards, and fields.Weed Classification: CWhy is it a Noxious Weed?It can aggressively invade fields and decrease plant diversity. It decreases crop yield and has rhizomes with adventitious roots.Oxeye Daisy is very common in Lewis County. It can be hard to …


    Weed Control - Oct. 6, 2022, 9:32 a.m.

  9. Curlyleaf Pondweed

    Potamogeton crispus Curlyleaf pondweed - The entire plant stays underwater, except for the flower stalk, and usually only grows in the spring before dying off in the late summer.Leaves: Leaves are alternate along the stem, submerged, and oblong in shape. They are also stiff with distinctly wavy edges and fine teeth.Flowers: Flowers bloom from June-August. Flowers are very small and have 4 petal-like lobes.Habitat: Grows in shallow or deep water that can either be still or flowing and tolerates disturbances.Weed Classification: C SelectWhy is it a Noxious Weed?This plant can form dense colonies on the surface that interfere with aquatic …


    Weed Control - Oct. 5, 2022, 4:38 p.m.

  10. Agendas & Calendar


    Commissioners - Jan. 23, 2019, 4:12 p.m.