'Blue Acres' Creeping Juniper 'Blue Alberta' White Spruce
Blue Ash Blue Beaked Yucca 'Rosenkuppel'
Blue Beech 'Blue Billow' Sawtooth Hydrangea
Blue Brush (spp.) Blue Brush 'Skylark'
'Blue Bunny™' Bracted Hydrangea 'Blue Buttons' Ceanothus: hybrid
'Blue Carpet' Flaky Juniper 'Blue Chiffon™' Rose of Sharon
Blue China Fir 'Blue Chip' Creeping Juniper
Blue Creeping Juniper Blue Cycad
Blue Daisy Bush 'Blue Gem' 'Blue Danube' Savin Juniper
Blue Dragon Spruce Blue Eastern Red Cedar
Blue Elder Blue Elderberry
Blue Eucalyptus (spp.) Blue Fan Palm
'Blue Gem' Blue Daisy Bush 'Blue Gem' Hebe: franciscanahybrid
'Blue Glory' Scrambling Sky Flower Blue Gum (spp.)
Blue Gum: globulus maidenii Blue Hibiscus (spp.)
Blue Hibiscus 'Santa Cruz' Blue Holly (spp.)
Blue Holly 'Blue Prince®' Blue Holly 'Blue Princess®'
Blue Holly 'Castle Spire®' Blue Holly 'Castle Wall™'
Blue Holly 'Honey Maid™' Blue Huckleberry
'Blue Ice' Bog Rosemary Blue Japanese Oak
Blue Japanese White Pine 'Blue Jeans' Holly Leaf Mountain Lilac
'Blue Knoll' Blue Mist Spirea Blue Latan Palm
Blue Leschenaultia Blue Limber Pine
Blue Mallee 'Blue Mat' Creeping Juniper
'Blue Mist' Dwarf Fothergilla Blue Mist Spirea (spp.)
Blue Mist Spirea 'Arthur J. Simmonds' Blue Mist Spirea 'Blue Knoll'
Blue Mist Spirea 'Dark Knight' Blue Mist Spirea 'Kew Blue'
Blue Mist Spirea 'Lil Miss Sunshine™' Blue Mist Spirea 'Longwood Blue'
Blue Mist Spirea 'Petit Bleu™' Blue Mist Spirea 'Worcester Gold'
'Blue Muffin®' Arrowwood Viburnum Blue Oak
'Blue Pacific' Shore Juniper Blue Palmetto
Blue Passion Flower (spp.) Blue Passion Flower 'Constance Eliott'
'Blue Peckle' Bigleaf Hydrangea 'Blue Pfitzer' Chinese Juniper
Blue Porterweed Blue Potato Bush (spp.)
'Blue Prince®' Meserve Holly 'Blue Princess®' Meserve Holly
'Blue Pyramid' Arizona Cypress Blue Rat's Tail 'Prostrate Blue'
'Blue Rug' Creeping Juniper Blue Snakeweed
Blue Spanish Fir 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 'Prostrate Blue Mist' Blue Spruce 'Ruby Teardrops'
Blue Spruce 'St. Mary's Broom' Blue Spruce 'Thompsen'
Blue Spruce 'Thume' Blue Spruce: pungens glauca
'Blue Star' Flaky Juniper 'Blue Vase' Chinese Juniper
'Blue Velvet™' St. Johnswort: Hypericum 'Blue Wave' Bigleaf Hydrangea
Bluebeard 'Snow Fairy' Bluebeard (spp.)
Bluebeard 'Arthur J. Simmonds' Bluebeard 'Blue Knoll'
Bluebeard 'Dark Knight' Bluebeard 'Kew Blue'
Bluebeard 'Lil Miss Sunshine™' Bluebeard 'Longwood Blue'
Bluebeard 'Petit Bleu™' Bluebeard 'Worcester Gold'
Bluebeard: incana (spp.) Bluebeard: incana 'Jason(Sunshine Blue®)'
Blueberry Ash Blueberry Climber (spp.)
Blueberry Climber 'Elegans' Blueberry Tree
Blueberry 'Chippewa' Blueberry 'Duke'
Blueberry 'Pink Lemonade' Blueberry, American (spp.)
Blueberry, American 'Herbert' Blueberry, American 'Sunshine Blue'
Blueberry, Highbush (spp.) Blueberry, Highbush 'Herbert'
Blueberry, Highbush 'Sunshine Blue' Blueberry, Japanese
Blueberry, Lowbush Blueberry, Mountain
Blueberry, Northern Lowbush Blueberry, Swamp (spp.)
Blueberry, Swamp 'Herbert' Blueberry, Swamp 'Sunshine Blue'
Blueberry: persicaefolius Blueblossom (spp.)
Blueblossom 'Skylark' Bluecurls, Mountain
Bluecurls, Parish's Bluejack Oak
'Bluer Heinz' Boxwood 'Blues Festival™' Kalm St. Johnswort