Attachment_2_Contractor_Priority_Species_2026.pdf
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- Solicitation number
- 140P1426Q0067
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This document is an Invasive Plant Priority Treatment List for 2026, categorizing invasive plant species by management priority level.
The document identifies 23 plant species designated for priority treatment in 2026, including cheatgrass, common St. Johnswort, Dalmatian toadflax, field bindweed, hoary alyssum, oxeye daisy, scentless chamomile, silver cinquefoil, spotted knapweed, sulfur cinquefoil, white campion, yellow toadflax, Canada thistle, common mullein, houndstongue, musk thistle, yellow sweetclover, kochia, black henbane, bull thistle, leafy spurge, meadow hawkweed, orange hawkweed, and common tansy. Additionally, the document maintains a Watch List of 57 species requiring monitoring but not yet designated for immediate priority treatment, including African rue, Austrian fieldcress, baby's breath, bouncing bet, Brazilian elodea, chicory, common bugloss, poison hemlock, purple loosestrife, Russian knapweed, Russian olive, scotch broom, and yellow starthistle, among others. This classification system enables resource allocation for invasive species management, with priority treatment species receiving immediate attention while watch list species are tracked for potential escalation to priority status based on distribution, ecological impact, and management feasibility.
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Invasive Plant Priority Treatment List 2026
Cheatgrass Common St. Johnswort Dalmatian toadflax Field bindweed Hoary alyssum Oxeye daisy Scentless chamomile Silver cinquefoil Spotted knapweed Sulfur cinquefoil White campion Yellow toadflax Canada thistle Common mullein Houndstongue Musk thistle Yellow sweetclover Kochia Black Henbane Bull Thistle Leafy Spurge Meadow Hawkweed Orange Hawkweed Common Tansy
Watch List
African rue Austrian fieldcress Baby's breath Bouncing bet Brazilian elodea Chicory Common bugloss Common crupina Common reed Common teasel Costmary Diffuse knapweed Elongated mustard Field Scabious Flowering rush Garlic mustard Goatsrue Iberian starthistle Knotweed complex Mediterranean sage Medusahead rye Moth mullein Plumeless thistle Poison hemlock Policeman's helmet Puncturevine Purple loosestrife Purple starthistle Quackgrass Russian knapweed Russian olive Scotch broom Scotch thistle Squarrose knapweed Summer pheasant’s-eye Tall buttercup Tansy ragwort Thesium Ventenata
Viper's Bugloss Yellow chamomile Yellow flag iris Yellow starthistle Absinth wormwood Birdsfoot Trefoil Black henbane Bull thistle Common burdock Common Tansy Cypress spurge Dames Rocket Dyers woad Hoary cress (whitetop) Kochia Leafy spurge Meadow Hawkweed (yellow) Myrtle spurge Orange Hawkweed Palmer Amaranth Perennial pepperweed Rush skeletonweed Russian Thistle Saltcedar
File details come from the government source that posted it. Updated .