'Will Goodwin' Hybrid Clematis Willow Amsonia (spp.)
Willow Bellflower 'Blue' Willow Bellflower White
Willow Foxglove Willow Gentian (spp.)
Willow Gentian 'Rosea' Willowherb, Rosebay (spp.)
Willowleaf Sunflower (spp.) 'Wilma' Florist's Chrysanthemum
'Wind Dancer' Blue Love Grass Windbags
'Windfield Pink' Coral Bells: sanguinea Windflower 'Rubra'
Windflower (spp.) Windflower, Grecian (spp.)
Windflower, Hybrid 'Pamina' Windflower, Hybrid 'Prince Henry'
Windflower, Hybrid 'Whirlwind' Windflower, Japanese (spp.)
Windflower, Japanese 'Prince Henry' Windflower, Snowdrop (spp.)
Windflower, Snowdrop 'Elise Feldman' Windflower, White
Windflower: nemorosa (spp.) Windfower (spp.)
Windfower 'Mr. Fokker' Windfower 'The Bride'
Windhoek Aloe Windowleaf
'Windsor Rose' Tall Bearded German Iris 'Windsor' Summer Phlox
'Wine Bold' Daylily Winecup
'Winfield Blue' Hosta Winged Everlasting 'Bikini'
Wingstem 'Winky Blue-White' European Columbine
'Winky Purple-White' European Columbine 'Winky Red-White' European Columbine
'Winky Rose-Rose' European Columbine 'Winston Churchill' Bushy Aster
Winter Aconite: hyemalis Winter Daffodil
Winter Flowering Begonia (spp.) Winter Flowering Begonia 'Betulia Red'
Winter Heath 'Springwood White' 'Winter Joy Bouquet' Lenten Rose
Winter Rose 'HGC Silvermoon' Winter Rose (spp.)
Winter Rose 'HGC Green Corsican' Winter Rose 'HGC Jacob'
Winter Rose 'HGC Josef Lemper' Winter Savory
Winter Veltheimia 'Winterglow' Heartleaf Foamflower
'Winterglut (Winter Glow)' Heartleaf Bergenia Wintergreen, Bog
'Wisley Blue' Spring Starflower Witloof (spp.)
Witloof 'Marina' 'Wizardô Golden' Coleus
'Wizardô Jade' Coleus 'Wizardô Mix' Coleus
Wlassov's Geranium Wolfsbane, Garden (spp.)
Wolfsbane, Garden 'Bi-color' Wolfsbane, Garden White
'Wolverine' Hosta Wonder Tree (spp.)
Wonder Tree 'Carmencita' Wonder Tree 'Impala'
Wonder Tree 'Zanzibariensis' 'Wonderland Mix' Iceland Poppy
Wongo-Wongo Vine Wood
Wood Anemone (spp.) Wood Betony (spp.)
Wood Betony 'Grandiflora' Wood Betrony
Wood Fern 'Mina' Wood Fern (spp.)
Wood Fern 'Crispa' Wood Fern: atrata
Wood Fern: bushiana Wood Fern: campyloptera
Wood Fern: crassirhizoma Wood Fern: lacera
Wood Grass 'Indian Steel' Wood Hyacinth (spp.)
Wood Poppy Wood Rush Grass
Wood Sage Wood Sage 'Royal Robe'
Wood Sorrel (spp.) Wood Sorrel 'Garnet'
Wood Sorrel, Red Wood Sorrel: regnellii (spp.)
Wood Sorrel: regnellii 'Atropurpurea' Wood Sorrel: viops
Wood Spurge 'Purpurea' Wood Spurge: amygdaloides robbiae
Wood Wakerobin Woodbine: virginiana
'Woodcote' Garden Sage Woodland Crocus (spp.)
Woodland Phlox (spp.) Woodland Phlox 'Blue Moon'
Woodland Phlox Dwarf Woodland Phlox 'Montrose'
Woodland Shooting Star Woodland Tobacco
'Wood's Light Blue' Bushy Aster 'Wood's Pink' Bushy Aster