Adam's needle Yucca filamentosa
Adriatic bellflower Campanula garganica
(2)
African Daisy Osteospermum
African lily Agapanthus africanus
Alpine aster Aster alpinus
(4)
Alpine Currant Ribes alpinum
Alpine pink Dianthus alpinus
Alpine rose Rosa pendulina
(1)
American harebell Campanula carpatica
(4)
American marigold Tagetes erecta
American Sweetgum Liquidambar styraciflua
American tulip tree Liriodendron tulipifera
Amur Maple Acer tataricum subsp. ginnala
Angel's Trumpet Brugmansia
Annual clary sage Salvia viridis
Apple rose Rosa villosa
Argentine vervain Verbena bonariensis
Ash Fraxinus excelsior
Australian garland flower Leucophyta brownii
Austrian briar Rosa foetida
(1)
Austrian clematis Clematis alpina
Autumn sneezeweed Helenium autumnale