1. Eggleaf Spurge

    Euphorbia oblongata Eggleaf Spurge - Upright perennial growing about 3 feet tall. Has a woody, branched taproot. Plant stems covered in fine white hairs.Leaves: Alternate and hairless leaves that are oblong and finely toothed. Prominent midvein is visible.Flowers: Flowers bloom from May-July. Clustered flowers with a few male flowers and one female flower. Clusters have yellow bracts (scales) at their base followed by a whorl of yellowish green leaves.Habitat: Typically found in damp meadows, streambanks, shadow woodlands, dry hillsides, roadsides, and waste areas.Weed Classification: AWhy is it a Noxious Weed?Originally introduced as a garden ornamental. This plant is invasive and …


    Weed Control - Sept. 29, 2022, 10:46 a.m.

  2. Buffalobur

    Solanum rostratum Buffalobur - An annual plant growing around 1.5-3 feet tall, covered in spines and hairs.Leaves: Alternate leaves 2-6 inches long. Leaves are irregularly cut into 5-7 lobes and are very prickly.Flowers: Flowers bloom from June-September. 3-15 flowers per flower cluster. Flowers are bright yellow, 5 lobed, flat, and circular shaped about an inch across.Habitat: Found in fields, overgrazed pastures, yards, road sides, waste areas, barn yards, it can grow in sandy soil, dry soil, and rich moist soil.Weed Classification: CWhy is it a Noxious Weed?Buffalobur is toxic to livestock, and spreads easily in pastures and fields outcompeting desired …


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

  3. Himalayan Knotweed

    Persicaria wallichii Himalayan Knotweed - A clumping perennial with hollow stems and creeping rhizomes. It grows about 6 feet in height.Leaves: Leaf shape is elongated compared to other knotweeds and are around 5-12 inches in length. They are leathery and alternate along the stem.Flowers: Flowers bloom from July-October. Whiteish pink flowers that are fragrant grow at the tips of branches.Habitat: Grows in disturbed, moist sites like roadsides, riparian, and wetland areas.Weed Classification: B DesignateWhy is it a Noxious Weed?This plant vigorously grows into dense stands that overtake native vegetation and alter ecosystems. It can survive severe floods and spread plant …


    Weed Control - Oct. 5, 2022, 4:16 p.m.

  4. Kudzu

    Pueraria montana var. lobata Kudzu - A perennial trailing or climbing vine. It grows at a very fast rate and can easily take over an area if left unchecked.Leaves: Alternate and compound leaves with three oval shaped leaf sections.Flowers: Flowers bloom from May-June. Purple to reddish purple flowers clustered along a center stem that grows about a foot long. The flowers are similar to pea flowers and are fragrant.Habitat: Well drained eroded or degraded land or sandy loam soils in full sun.Weed Classification: AWhy is it a Noxious Weed?A highly aggressive plant that smothers anything in its path. It can …


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

  5. Rush Skeletonweed

    Chondrilla juncea Rush Skeletonweed - A perennial that grows 1-5 feet tall. It has a long slender taproot that can grow 7 feet in length.Leaves: Basal leaves are lobed and slightly curved towards the leaf base. The stems have very few leaves that are smaller and have smooth edges.Flowers: Flowers bloom from July-September. Flowers consist of many yellow ray flowers and are either single or clustered. They are about 1/2 inch in diameter with green bracts (scales) underneath.Habitat: Can be found in pastures, rangeland, cropland, roadsides, open and disturbed areas.Weed Classification: B DesignateWhy is it a Noxious Weed?Rush Skeletonweed can …


    Weed Control - Oct. 5, 2022, 3:36 p.m.

  6. About the Assessor

    A lifelong Washington resident, Ross has lived in the Winlock area for over 20 years. He is a strong member of the Lewis County Community, and works hard to do his part to be a benefit to others. Ross has served as a Boy Scout leader, as a volunteer and employee in schools, and continues to serve in many ways in his church and in the community.Through the years, Ross has worked in the private sector, including running a small business successfully while raising four children with his wife of over 30 years. His training and experience as an Independent …


    Assessor - Jan. 12, 2015, 4:58 p.m.

  7. Field Bindweed

    Convolvulus arvensis Field Bindweed - An herbaceous perennial with extensive rhizomes that help it creep through fields and over plants.Leaves: Arrowhead-shaped leaves that alternate along the stem. Leaves have two lobes at the base.Flowers: Flowers bloom from April-October. Flowers are bell or funnel-shaped and are about 1 inch across. They range from white-pink and have bracts (scales) where the flower stem meets the plant stem.Habitat: It grows anywhere from full sun to full shade and is drought tolerant. Found in ravines, greenbelts, forested parks, farmlands, driveways, flower gardens, and ornamental bordersWeed Classification: CWhy is it a Noxious Weed?Once established it …


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

  8. Italian Arum

    Arum italicum Italian Arum - Perennial, herbaceous plant that grows from tubers. Multiple tubers will be produced during growing season.Leaves: Leaves emerge in the fall-winter and will die back in the summer. Leaves are arrowhead-shaped, green, and possibly has cream or silver-gray colored veins and markings. Young leaves are generally more oval in shape.Flowers: Flowers bloom from April-June. Made up of a spathe and spadix, and grow into many red-orange berries in a cluster.Habitat: Normally found in forest understudies, riparian areas, wetlands, old gardens, woodland gardens, and disturbed areas near urban developments.Weed Classification: CWhy is it a Noxious Weed?It is …


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

  9. Wild Carrot

    Daucus carota Wild Carrot - An upright, taprooted herb that grows about 1-4 feet in height. Can be an annual, a short-lived perennial, or a biennial.Leaves: Leaves are thin and fern-like. Leaf segments are lance or linear in shape with toothed edges.Flowers: Flowers bloom from June-September. Flowers are in flat topped umbels and are small and white. The very middle of the umbel can have purple/darker flowers making it look like a black spot in the middle.Habitat: Commonly found in meadows, pastures, roadsides, waste areas, and yards.Weed Classification: C SelectWhy is it a Noxious Weed?It can spread easily and outcompetes …


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

  10. Spurge Laurel

    Daphne laureola Spurge Laurel - An evergreen shrub that gets to be around 1.5 to 5 feet tall. Plants can either be upright or arched at the base before spreading upwards.Leaves: Leaves alternate and are more prominent towards the top of the shoots. They are dark green and shiny on the top with lighter undersides. Leaves are oval in shape and about 0.8-5.1 inches long.Flowers: Flowers bloom from March through June. Small, green and yellow flowers grow at the base of the leaves and are fragrant.Habitat: Commonly found amongst the forest understory. Spurge Laurel prefers partial sun.Weed Classification: B DesignateWhy …


    Weed Control - Sept. 29, 2022, 9:49 a.m.