Azara, Chocolate Azara, Saw Toothed
Azara, Toothed Azorella Dwarf
Aztec Column 'Aztec Gold' Creeping Zinnia
'Aztec Gold' Prostrate Speedwell Aztec Lily 'Superba'
Aztec Marigold (spp.) Aztec Marigold 'Cortee Yellow'
Aztec Marigold 'French Vanilla' Aztec Marigold 'Inca II'
Aztec Marigold 'Snowdrift' 'Aztec' Martha Washington Geranium
'Aztec Pink Bicolor' Carnation: Dianthus 'Aztec Sun' Mexican Sunflower
'Aztec® Red Velvet' Bedding Verbena 'Aztec® Violet' Bedding Verbena
Azuma-zasa Azure Bluet
'Azure Fairy' Fleabane Azure Sage (spp.)
Azure Sage 'Blue Spire' Azure Sage 'Filagran'
Azure Sage 'Little Spire' Azure Sage 'Longin'
'Azurri Blue Satin®' Rose of Sharon 'Baardses Favorit' Bigleaf Hydrangea
Babassu Palm Babiana, Rat's Tail
Baboon Flower Baboon Flower: stricta
Baboon Flower: tubulosa Baboon Root
Baboon Root: tubulosa Baby Blue Eyes
'Baby Cole' Blanket Flower: grandiflorahybrid 'Baby Doll' Sacred Lotus
'Baby Doll' Southern Magnolia Baby Echeveria
Baby Echeveria: derenbergii 'Baby Eclipse' Rose
'Baby Ghost' Japanese Maple Baby Jade (spp.)
Baby Jade Variegated Baby Jumpup (spp.)
Baby Jumpup 'Gold Flake' Baby Primrose
Baby Rose 'Verdun' Baby Rubber Plant (spp.)
Baby Rubber Plant Variegated Baby Sage 'Pink Blush'
'Baby Sister' Siberian Iris 'Baby Sun' Lanceleaf Tickseed
Baby Sunrose (spp.) Baby Sunrose 'Red Apple'
Baby Toes Babylon Weeping Willow
Baby's Breath 'Rose Schonheir' Baby's Breath (spp.)
Baby's Breath 'Bristol Fairy' Baby's Breath 'Compacta Plena'
Baby's Breath 'Festival' Baby's Breath 'Festival Star Baby's Breath'
Baby's Breath 'Happy Festival' Baby's Breath 'Perfecta'
Baby's Breath 'Pink Fairy' Baby's Breath, Annual
Baby's Breath, Creeping 'Rosea' Baby's Breath, Low 'Gypsy'
Baby's Breath, Showy Baby's Breath: cerastioides
Babytears, English 'Bacchanal' Western Bleeding Heart
Baccharis Bachelors' Button 'Colchester White'
Bachelors' Button 'John Coutts' Bachelor's Button (spp.)
Bachelors' Button (spp.) Bachelor's Button 'Gnome Pink'
Bachelors' Button 'Rose' Bachelors' Button: macrocephala
Backhaus Fuchsia Bacon and Eggs
Bacopa 'Abunda White Improved' Bacopa 'Giant Snowflake'
Bad River Blue Grama Grass 'Baggesen's Gold' Boxleaf Honeysuckle
Bahama Cassia Bahama Grass 'Austrailia'
Bahama Grass 'Santa Ana' Bahama Senna
Bailey Acacia (spp.) Bailey Acacia 'Purpurea'
Bailey Copernicia Palm 'Baileyi' Red Osier Dogwood
'Bailsel (Golden Carousel™)' Barberry 'Bailtwo (Burgundy Carousel™ )' Japanese Barberry