Erinus alpinus
Penstemon digitalis
Penstemon virens
Veronica gentianoides
Veronica chamaedrys
Digitalis lutea
Hippuris vulgaris
Maurandya scandens
Antirrhinum majus 'Potomac Royal'
Tetranema mexicanum
Chelone obliqua
Penstemon strictiformis
Plantago lanceolata
Cymbalaria muralis