erigeron canadensis, carex hirta, senecio viscosus, agrostis capillaris, convolvulus arvensis, euphorbia cyparissias, oenothera biennis, setaria viridis, viola arvensis, calamagrostis epigejos, corynephorus canescens, echium vulgare, oxybasis glauca, potentilla argentea, rumex acetosella, filago arvensis, rumex acetosa