rubus caesius, amaranthus retroflexus, portulaca oleracea, setaria verticillata, amaranthus powellii, artemisia vulgaris, ballota nigra, carduus acanthoides, chenopodium album, corispermum intermedium, digitaria sanguinalis, elymus repens, poa compressa, puccinellia distans, sisymbrium loeselii, solanum nigrum, euphorbia helioscopia, helianthus tuberosus, thlaspi arvense, veronica persica