Blazing Star, Spiked (spp.) Blazing Star, Spiked 'Kobold'
Blazing Star, Spiked White Bleeding Heart, Common (spp.)
Bleeding Heart, Common White Bleeding Heart, Japanese (spp.)
Bleeding Heart, Japanese White Blessed Thistle
Blind Prickly Pear 'Bloomerang® Dark Purple' Lilac
Blue Ash 'Blue Asterisk' Tall Bearded German Iris
Blue Beech Blue Bottle (spp.)
Blue Bottle 'Florence White' 'Blue Butterfly' Dwarf Delphinium
Blue Cardinal Flower (spp.) 'Blue Chiffon™' Rose of Sharon
Blue Eastern Red Cedar Blue Elder
Blue Elderberry Blue False Indigo
'Blue Fortune' Mexican Hyssop Blue Giant Hyssop 'Golden Jubilee'
Blue Grama Grass Blue Holly 'Castle Spire®'
Blue Lechuguilla Century Plant Blue Limber Pine
'Blue Muffin®' Arrowwood Viburnum Blue Palmetto
'Blue Paradise' Summer Phlox Blue Pea
Blue Shrimp Plant (spp.) Blue Spruce (spp.)
Blue Spruce 'Argentea' Blue Spruce 'Bakeri'
Blue Spruce Dwarf Blue Blue Spruce 'Endtz'
Blue Spruce 'Erich Frahm' Blue Spruce 'Fat Albert'
Blue Spruce 'Glauca Compacta' Blue Spruce 'Glauca Globosa'
Blue Spruce 'Globosa' Blue Spruce Golden
Blue Spruce 'Hoopsii' Blue Spruce 'Iseli Fastigiata'
Blue Spruce 'Iseli Foxtail' Blue Spruce 'Koster'
Blue Spruce 'Moerheimii' Blue Spruce 'Montgomery'
Blue Spruce 'Ruby Teardrops' Blue Spruce 'Thompsen'
Blue Spruce 'Thume' Blue Spruce: pungens glauca
Blue Stem Grass (spp.) Blue Stem Grass 'The Blues'
Blue Vine Blue Wild Indigo
Blueberry Climber (spp.) Blueberry 'Chippewa'
Blueberry 'Duke' Blueberry 'Pink Lemonade'
Blueberry, American (spp.) Blueberry, American 'Herbert'
Blueberry, Highbush (spp.) Blueberry, Highbush 'Herbert'
Blueberry, Lowbush Blueberry, Northern Lowbush
Blueberry, Swamp (spp.) Blueberry, Swamp 'Herbert'
Bluecurls, Mountain Bluecurls, Parish's
Blunt Panic Grass (spp.) Blunt Panic Grass 'Dallas Blues'
Blunt Panic Grass 'Haense Hermes' Blunt Panic Grass 'Heavy Metal'
Blunt Panic Grass 'Rotstrahlbusch' 'Blush of Dawn' Fuchsia
'Blushing Brides' English Larkspur 'Blushing Knock Out®' Rose
'Bodmeri' American Arborvitae 'Bonanza' Daylily
'Bon-Bon' Rose 'Bonica' Rose
'Bonnie Barbara Allen' Daylily Bookleaf Mallee
'Boomerang' Rose 'Boothii' American Arborvitae
'Bordeaux' Yaupon Holly 'Border Beauty' Butterflybush
Border Privet Bottlebrush, Crimson (spp.)
Bottlebrush, Lemon (spp.) Bottlebrush, Red (spp.)
Bottlebrush, Scarlet (spp.) Bottlebrush, Weeping (spp.)
Bottlebrush: acuminatus 'Bouquet Blanc' Mock Orange
'Boursault' Catawba Rhododendron 'Bowhall' Red Maple