1. Knotweed

    Fallopia x bohemica, Fallopia japonica, & Fallopia sachalinensis Bohemian knotweed is the hybridization of Giant and Japanese knotweeds. They vary slightly in the size and shapes of their leaves and flowers but otherwise look and behave very similarly.Knotweed - Clumping and spreading perennial hollow zig-zagging stems and long creeping rhizomes.Leaves: Large leaves are alternate, leathery, and oval. The base is slightly indented to deeply heart-shaped and leaf midveins have hairs.Flowers: Flower clusters commonly made up of male flowers and located at stem and branch tips. Clusters are around 8 to 13 ¾ inches long. Sepals are white to pinkish white …


    Weed Control - Sept. 13, 2022, 3:38 p.m.

  2. Tree of Heaven

    Ailanthus altissima Tree of Heaven - A deciduous tree growing up to 60 feet tall. Plant parts may be identified by a distinctive peanut butter/popcorn smell.Leaves: Leaves are compound and alternate, and each leaf has anywhere from 10-27 leaflets usually. Leaflets are mostly smooth-edged, except for a few rounded teeth and a visibly large gland on the underside, towards the base of the leaf.Flowers: Flowers bloom from May-July. Trees will either have male or female flower clusters at the tips of the stems with the male flowers being larger. Flowers are light green-yellow in color.Habitat: Commonly found near forest edges, …


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

  3. What to expect after you submit a request

    Within five business days after the receipt of a request, the County Records Officer and/or representatives will do one or more of the following:Make requested records available for inspection or copyingAcknowledge the receipt of the request and provide a reasonable estimate of when requested records will be available.Seek clarification of unclear requests.Deny the request and cite the legal exemption.The day the request is received does not count as one of the five (5) days. Weekends and holidays observed by the agency are also excluded in the calculation. If the requester has not received a response from the agency within five …


    Public Records - April 16, 2018, 2:20 p.m.

  4. Garlic Mustard

    Alliaria petiolata Garlic Mustard - A biennial to short-lived perennial plant. Plant smells of garlic and can grow to around 3 feet in height.Leaves: Basal leaves have rounded tips and are kidney shaped. Upper leaves are alternate and triangular in shape. Both types of leaves have leaf stems and are coarsely toothed. New leaves smell the most of garlic.Flowers: Flowers bloom from April-June. Flowers have 4 petals, 4 sepals, and 6 stamens. Petals are white and about twice as long as the sepals.Habitat: In Washington it grows in forested understory areas like urban parks, roadsides, trails, railroad tracks, streambanks, fields, …


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

  5. Flowering Rush

    Butomus umbellatus Flowering Rush - An emergent invasive with a very limited distribution in Washington state that can sometimes stay submerged. Can grow up to 5 feet tall.Leaves: - Thin upward growing leaves that often twist when above the surface of the water and reach 3+ feet in length (when plant is emerged and much longer when it is submerged). Leaves have a triangular cross section.Flowers: - Blooms June - September with umbrella shaped clusters of 20-50 flowers that have 3 sepals and three white to deep purple petals.Habitat: - Can appear in a variety of habitats and is often …


    Weed Control - Sept. 12, 2022, 1:31 p.m.

  6. Bull Thistle

    Cirsium vulgare Bull Thistle - Biennial, herbaceous plant growing about 3-7 feet tall, with one stem.Leaves: Alternate, coarsely lobed leaves. Each lobe has a spiked tip. Top of leaves is rough with small spines, while the bottom has wooly hairs.Flowers: Flowers bloom from July-September. 1.5-2 inches across and are generally purple/pink (rarely white).Habitat: Primarily found in disturbed areas like pastures, roadsides, ditch banks, hayfields, prairies, and logged mountain areas.Weed Classification: CWhy is it a Noxious Weed?Bull Thistle tends to outcompete native vegetation and desired grazing forage.Bull thistle is commonly found in Lewis County. If you need control recommendations, please see …


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

  7. Knapweeds (Spotted, Diffuse, and Meadow)

    Centaurea spp. (stoebe, diffusa, and x moncktonii) Spotted Knapweed Rosette Spotted Knapweed Diffuse Knapweed Rosette Diffuse Knapweed Meadow Knapweed Meadow Knapweed rosette Spotted Knapweed - A biennial or perennial that typically grows about 5 feet tall and has a stout taproot. Is hairy with a rough and woolly appearance. First year rosettes and second year flowering stems.Leaves: Rosette leaves deeply lobed, upper leaves are generally un-lobed.Flowers: Flowers bloom from June-October. Solitary flowerheads. Egg-shaped plant scales (bracts) with a black/brown triangular tip that make the plant look spotted.Diffuse Knapweed - An annual, biennial, or perennial plant growing up to around 3 …


    Weed Control - Sept. 29, 2022, 9:48 a.m.

  8. Butterfly Bush

    Buddleja davidii Butterfly Bush - A profusely spreading deciduous shrub that was a popular ornamental and is now found throughout western Washington. The bush can reach 15' in height and has tall arching branches.Leaves: Usually 4-10 inches long and 1-3 inches wide, with toothed edges and opposite arrangement on the branch. The upper surface of the leaf is a deep green while the underside appears whiteish due to a dense covering of short fuzzy hair.Flowers: Flowers bloom from June-October. Showy spikes at the branch terminals can be 4 to 10 inches long. The small flowers are 4 petaled, bell-shaped and …


    Weed Control - Sept. 29, 2022, 9:45 a.m.

  9. 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.

  10. 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.