Idaho Admin. Code r. 02.06.09.220 - NOXIOUS WEEDS - DESIGNATIONS
The weeds listed on the Statewide Prohibited Genera, EDRR, Containment, and Control lists are hereby officially designated and published as noxious. (3-15-22)
Common Name |
Scientific Name |
1. Brazilian Elodea |
Egeria densa |
2. Common/European Frogbit |
Hydrcharis morsus-ranae |
3. Fanwort |
Cobomba caroliniana |
4. Feathered Mosquito Fern |
Azolla pinnata |
5. Giant Hogweed |
Heracleum mantegazzianum |
6. Giant Salvinia |
Salvinia molesta |
7 Goatsrue |
Galega officinalis |
8. Hydrilla |
Hydrilla verticillata |
9. Iberian Starthistle |
Centaurea iberica |
10. Policeman's Helmet |
Impatiens glandulifera |
11. Purple Starthistle |
Centaurea calcitrapa |
12. Squarrose Knapweed |
Centaurea triumfetti |
13. Starry Stonewort |
Nitellopsis obtusa |
14. Syrian Beancaper |
Zygophyllum fabago |
15. Tall Hawkweed |
Hieracium piloselloides |
16. Turkish Thistle |
Carduus cinereus |
17. Variable-Leaf-Milfoil |
Myriophyllum heterophyllum |
18. Water Chestnut |
Trapa natans |
19. Water Hyacinth |
Eichhornia crassipes |
20. Yellow Devil Hawkweed |
Hieracium glomeratum |
21. Yellow Floating Heart |
Nymphoides pelata |
(3-15-22)
Common Name |
Scientific Name |
1. Black Henbane |
Hyoscyamus niger |
2. Bohemian Knotweed |
Polygonum X bohemicum |
3. Buffalobur |
Solanum rostratum |
4. Common Crupina |
Crupina vulgaris |
5. Common Reed (Phragmites) |
Phragmites australis |
6. Dyer's Woad |
Isatis tinctoria |
7. Eurasian Watermilfoil |
Myriophyllum spicatum (and hybrids) |
8. Flowering Rush |
Butomus umbelltus |
9. Giant Knotweed |
Polygonum sachalinense |
10. Japanese Knotweed |
Polygonum cuspidatum |
11. Johnsongrass |
Sorghum halepense |
12. Matgrass |
Nardus stricta |
13. Meadow Knapweed |
Centaurea debeauxii |
14. Mediterranean Sage |
Salvia aethiopis |
15. Musk Thistle |
Carduus nutans |
16. Orange Hawkweed |
Hieracium aurantiacum |
17. Parrotfeather Milfoil |
Myriophyllum aquaticum |
18. Perennial Sowthistle |
Sonchus arvensis |
19. Russian Knapweed |
Acroptilon repens |
20. Scotch Broom |
Cytisus scoparius |
21. Small Bugloss |
Anchusa arvensis |
22. Vipers Bugloss |
Echium vulgare |
23. Yellow Hawkweed |
Hieracium caespitosum |
(3-15-22)
Common Name |
Scientific Name |
1. Canada Thistle |
Cirsium arvense |
2. Curlyleaf Pondweed |
Potamogeton crispus |
3. Dalmatian Toadflax |
Linaria dalmatica ssp. dalmatica |
4. Diffuse Knapweed |
Centaurea diffusa |
5. Field Bindweed |
Convolvulus arvensis |
6. Hoary Alyssum |
Berteroa incana |
7. Houndstongue |
Cynoglossum officinale |
8. Jointed Goatgrass |
Aegilops cylindrica |
9. Leafy Spurge |
Euphorbia esula |
10. Milium |
Milium vernale |
11. Oxeye Daisy |
Leucanthemum vulgare |
12. Perennial Pepperweed |
Lepidium latifolium |
13. Plumeless Thistle |
Carduus acanthoides |
14. Poison Hemlock |
Conium maculatum |
15. Puncturevine |
Tribulus terrestris |
16. Purple Loosestrife |
Lythrum salicaria |
17. Rush Skeletonweed |
Chondrilla juncea |
18. Saltcedar |
Tamarix sp. |
19. Scotch Thistle |
Onopordum acanthium |
20. Spotted Knapweed |
Centaurea stoebe |
21. Tansy Ragwort |
Senecio jacobaea |
22. White Bryony |
Bryonia alba |
23. Whitetop (Hoary Cress) |
Cardaria draba |
24. Yellow Flag Iris |
Iris psudocorus |
25. Yellow Starthistle |
Centaurea solstitialis |
26. Yellow Toadflax |
Linaria vulgaris |
(3-15-22)
Notes
State regulations are updated quarterly; we currently have two versions available. Below is a comparison between our most recent version and the prior quarterly release. More comparison features will be added as we have more versions to compare.