1. Milk Thistle

    Silybum marianum Milk Thistle - A large, sparsely branched thistle growing up to 6 feet tall. Easy to identify, due to the leaf patterning.Leaves: Alternate, deeply lobed, and pointed leaves. Leaves have a very noticeable white and dark green marbling. The basal leaves can get up to 20 inches long and 10 inches wide.Flowers: Flowers bloom from May-August. Rounded cluster of tubular flowers that have spine-tipped bracts (scales) around it.Habitat: Occurs in many places such as: overgrazed pastures, roadsides, waste areas, ditches, and disturbed areas.Weed Classification: AWhy is it a Noxious Weed?It is an aggressive invader that can grow into …


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

  2. Transfer Station Yard Waste Drop Off

    360-740-1451Central Transfer Station, 1411 S. Tower Ave., Centralia, WA 98531Map to Central Transfer StationMon.-Sat. 7:30 a.m.-5:30 p.m.; In-bound gates close at 5:15 p.m.Yard Waste: $100.00 per ton; $15.00 minimum for 300 pounds or less.Grass clippings, leaves, garden spoils and other yard debris that is not chippable.No noxious weeds. Here is a list of noxious weeds.Wood Debris: $100.00 per ton; $15.00 minimum for 300 pounds or less.Wood debris from yard or landscaping that can be ground up into chips.No treated wood or dimensional lumber.East Lewis County Transfer Station, 6745 US Hwy 12, Morton, WA 98356Mon.-Sat. 8:30 a.m.-4:30 p.m.Yardwaste: $100.00 per ton; …


    Solid Waste - Jan. 23, 2021, 9:42 a.m.

  3. 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.

  4. 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.

  5. Blackberry (Himalayan & Cutleaf)

    Rubus armeniacus & Rubus laciniatus Himalayan Blackberry Himalayan Blackberry Cutleaf Blackberry Cutleaf Blackberry Himalayan Blackberry - A rambling, evergreen, perennial, woody shrub with stout, hook-thorned stems.Leaves: Leaves are palmately compounded with 3-5 leaflets (5 is most common). Leaves have slightly toothed margins.Flowers: Flowers bloom from May-August. Flower clusters generally have between 5-20 flowers that have 5 petals and are white to rose in color.Habitat: Grows in a variety of habitats including forests, roadsides, railroad tracks, logged lands, field margins, and riparian areas.Weed Classification: CWhy is it a Noxious Weed?Himalayan Blackberry is very hard to control after a serious infestation has …


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

  6. Parrotfeather

    Myriophyllum aquaticum Parrotfeather - An escaped ornamental that is submerged until it grows long enough to reach the surface where it will then have emergent leaves. This plant has a unique highly hydrophobic property that allows its leaves to hold bubbles of air.Leaves: Featherlike with whorled formation of 4 to 6 leaves. The subsurface leaves are darker than the emerged leaves which are bright green and resemble little fir tree seedlings.Flowers: Inconspicuous whitish flowers found at the leaf axils of emerging stems during summer months.Habitat: Found in freshwater ponds, streams, lakes and rivers. Tends to be rooted in shallow muddy …


    Weed Control - Sept. 26, 2022, 11:33 a.m.

  7. Common Tansy

    Tanacetum vulgare Common Tansy- This pungent perennial grows up to 5' tall and spreads via wind-dispersed seeds, as well as by rhizomes.Leaves: Alternate and pinnately compound, they are deeply divided into toothed segments and become smaller towards the top of the stalk.Flowers: Flowers bloom from July to October. Numerous clusters of button-like yellow flowers that have a flat top and are 1/4 to 1/2 inches wide.Habitat: It is extremely common to find along roadsides, waste areas, stream banks and in pastures.Weed Classification: BWhy is it a Noxious Weed? Because of its aggressive nature and risk of toxicity to livestock. Like …


    Weed Control - Sept. 29, 2022, 9:46 a.m.

  8. 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.

  9. 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.

  10. Purple Loosestrife

    Lythrum salicaria Purple Loosestrife – Erect squarish stems, up to 8 feet tall, Leaves: 1 ½ to 4 inches long, lance-shaped and lack petioles, usually opposite and rotated 90 degrees from the previous node or whorled in sets of 3.Flowers: spikes of magenta flowers 4 – 16 inches long, flowers from July to October.Habitat: Found in wetlands and streams in the Centralia/Chehalis area as well as Stearns Creek and Mineral Lake in Lewis County.Weed Classification: B designateWhy Is It a Noxious Weed?Purple loosestrife is a vigorous competitor and can crowd out other vegetation including native species. It can quickly dominate …


    Weed Control - Sept. 12, 2022, 11:28 a.m.