karma
native gardening
Silphium perfoliatum
perennial
forb
Silybum marianum
annual
Sinapis arvensis arvensis
Setaria pumila pallidefusca
grass
Senecio madagascariensis
Senecio jacobaea
Schedonorus pratensis
Saccharum spontaneum
Sagittaria sagittifolia
Salvinia molesta
Salvinia auriculata
Rumex acetosella
Robinia pseudoacacia
tree
Rottboellia cochinchinensis
Rorippa austriaca
Raphanus raphanistrum
