bromus hordeaceus, bromus tectorum, epilobium brachycarpum, erigeron canadensis, lepidium campestre, apera spica-venti, bromus sterilis, amaranthus retroflexus, chenopodium album, elymus repens, epilobium tetragonum, equisetum arvense, solanum physalifolium, tussilago farfara, papaver rhoeas, polygonum aviculare, rumex thyrsiflorus, tanacetum vulgare