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Master Gardeners Spring Plant Sale
Lewis County Noxious Weed Control will be at this year's MG Spring Plant sale. We will be on site to assist with weed identification, control advise, and to hand out educational materials and free native flower seed packets. Make sure to stop by and meet your Noxious Weed specialists.More information about the event can be found here
Weed Control - May 17, 2022, 3:26 p.m.
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Noxious Weeds Have Hit a Spring Time, Grand Slam!
Noxious Weeds Have Hit a Spring Time, Grand Slam! Observing local fields, forest edges and roadsides and seeing higher numbers of noxious weeds would suggest the start of a full weed control season. Noxious weeds are known to compete for nutrients and water in our hay fields and pastures. Managing the weeds now, early in the season, will help to insure a good stand of grass for livestock through the summer and for winter forage. Increased weed pressure observed this spring is a result of last summer extended dry period and its detrimental impact to forage grasses. Voids of grasses …
Weed Control - April 20, 2016, 1:05 p.m.
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Class Cs of Note
Class C noxious weeds are often very common and widespread or are of special interest to the agricultural industry. They are not required for control unless selected for at the county level. The Lewis County Weed board has selected 5 species off of the C list for control under specific circumstances, as outlined in the appendix and presented below.The Class C's that are selected for or commonly found in Lewis County include: Blackberry Buffalobur Bull Thistle Canada Thistle Common Catsear Curlyleaf Pondweed English Ivy & Old Man's Beard Field Bindweed Italian Arum Oxeye Daisy Reed Canarygrass Tree of Heaven Wild …
Weed Control - Oct. 5, 2022, 10:43 a.m.
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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.
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Giant Hogweed
Heracleum mantegazzianum Giant Hogweed - A perennial, or sometimes biennial, plant capable of growing 15-20 feet tall. Stout dark reddish-purple splotched stems and leaf stalks.Leaves: Leaves can grow up to 5 feet wide, and they are deeply cut/lobed and sharply toothed edges.Flowers: Flowers bloom from June-August. Flower clusters can grow 2.5 feet wide and are umbrella shaped with many small white flowers.Habitat: Can grow in a variety of habitats, but primarily found along roadsides, rights-of-way, vacant lots, streams, and rivers.Weed Classification: AWhy is it a Noxious Weed?Due to the plant's height, it forms dense canopies that outcompete native species. Plants …
Weed Control - Sept. 29, 2022, 10:57 a.m.
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Lewis County Noxious Weed News!
Hot off the press.If you are curious as to what we've been doing at Noxious Weed Control check out our Newsletter. The world of weeds is never dull!
Weed Control - Dec. 19, 2019, 2:40 p.m.
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Poisonous Weed Alert!
Poison hemlock is not new to Lewis County, however our Weed Control staff have spotted several new infestations popping up this season. If you aren’t already familiar with this toxic & noxious weed, please take the time to learn a few “tricks of the trade.” You don’t want to find yourself fighting a patch of poison hemlock without the appropriate weapons (and safety gear)!Poison hemlock (Conium maculatum), a Class B noxious weed in Washington State, is a widespread toxic biennial plant in the Carrot Family often found along streambanks or drainage ditches, open fields, vacant lots, and along roadsides. Eating …
Weed Control - July 14, 2021, 1:40 p.m.
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Quarterly Weed Board Meeting
I. Call To OrderII. Adoption of MinutesIII. Introduction of GuestsIV. Coordinators ReportV. Other Business and InformationVI. Comments from Individual Members of the BoardVII. Comments from the AudienceDate of the Next Board Meeting: August 16thFollowed by: November 15thVIII. Adjournment
Weed Control - May 11, 2022, 10:40 a.m.
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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.
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Be Weed Aware: Poison hemlock, Poisonous to Humans, Livestock and Wildlife
Poison hemlock contains toxic compounds that make the entire plant poisonous to humans and livestock. Leaves, stems, seeds and roots all contain the toxic alkaloids making them poisonous. Toxic levels increase with plant maturity. Poisonings most commonly impact cattle, goats and horses. Nervousness, trembling and excessive salivation are noticeable symptoms exhibited by livestock that have recently eaten poison hemlock. Forage prepared as haylage or hay and containing Poison hemlock does little to reduce the plants toxicity. Poison hemlock grows 3-8 feet tall and may be found along field edges, urban alleys and areas where construction material has been disposed. The …
Weed Control - April 3, 2017, 10:33 a.m.
