(a) The following are prohibited noxious weeds:
- (1) Bindweed, field (Convolvulus arvensis);
- (2) Fieldcress, Austrian (Rorippa austriaca);
- (3) Galensoga (Galensoga parviflora);
- (4) Hempnettle (Galeopsis tetrahit);
- (5) Horsenettle (Solanum carolinense);
- (6) Knapweed, Russian (Centaurea repens);
- (7) Lettuce, blue-flowering (Lactuca puichella);
- (8) Orange Hawkweed (Hieracium aurantiacum);
- (9) Purple Loosestrife (Lythrum salicaria);
- (10) Quackgrass (Agropyron repens);
- (11) Sowthistle, perennial (Sonchus arvensis);
- (12) Spurge, leafy (Euphorbia esula);
- (13) Thistle, Canada (Cirsium arvense);
- (14) Whitetops and its varieties (Cardaria drabe, C. pubescens, Lepidium latifolium).
(b) The following are restricted noxious weeds, with their maximum allowable tolerances:
- (1) Annual bluegrass (Poa annua), 90 seeds per pound;
- (2) Blue burr (Lappula echinatat), 18 seeds per pound;
- (3) Mustard (Brassica kaber, juncea), 36 seeds per pound;
- (4) Oats wild (Avena fatua), seven seeds per pound;
- (5) Plantain, buckhorn (Plantago sp.), 90 seeds per pound;
- (6) Radish (Raphanus raphanistrum), 27 seeds per pound;
- (7) Toadflax, yellow (Linaria vulgaris), one seed per pound;
- (8) Vetch, tufted (Vicia cracca), two seeds per pound;
- (9) Wild Buckwheat (Polygonum convovulus), two seeds per pound.
(In effect before 7/28/59; am 3/2/78, Register 65; am 10/28/83, Register 88; am 7/28/2007, Register 183)
Authority: AS 03.05.010, AS 03.05.030, AS 44.37.030