Grewia Grey Heath (spp.)
Grey Heath 'Golden Drop' Grey Heath 'Golden Sport'
'Grey Owl' Eastern Red Cedar Greyblue Spice Bush
'Greyou (Sovereign®)' Cleyera Griffith's Redbud
Grizzly Berry 'Groenewegenii' Weigela
'Gro-low' Fragrant Sumac Gromwell, Purple (spp.)
'Grootendorst Supreme' Rose 'Grosso' Lavender
Groundsel Bush Guajillo Acacia
Guava, Cattley Guava, Lemon
Guava, Yellow Strawberry Guayacan
Guelder Rose (spp.) Guelder Rose 'Compactum'
Guelder Rose Dwarf Guelder Rose 'Notcutt'
Guelder Rose 'Park Harvest' Guelder Rose 'Roseum'
'Guincho Purple' Black Elderberry Guinea Flower, Trailing
Guinea Plant, Gold 'Guinevere' Butterflybush
'Gulftide' False Holly Gum Myrtle
Gum Rock Rose Gum, Hog
Gum, Red 'Globe' Gum, Red 'Gumball (Lollipop)'
Gum: rhodantha 'Gumball (Lollipop)' Sweetgum
'Gunji' Azalea 'Gyokruya' Japanese Cedar
'H.E. Beale' Scotch Heather Hackberry, Chinese 'Green Cascade'
Hackberry, Weeping Japanese 'Green Cascade' 'Hadsbury' Bigleaf Hydrangea
Hagbrier Hairpin Banksia (spp.)
Hairpin Banksia 'Dwarf Hairpin' Hairpin Banksia: spinulosa cunninghamii
Hairy Boronia 'Rose Blossom' Hairy Ceanothus
Hairy Hop tree (spp.) Hairy Hop tree Golden
Hairy Sophora 'Hakuro Nishiki' Willow
'Haleakala' Copperleaf 'Haley's Comet' Star Anise
'Hally Jolivette' Cherry Hally Jolivette Cherry
'Hamabo' Rose of Sharon 'Hamburg' Bigleaf Hydrangea
'Hammonasset' Sheep Laurel 'Hanabi' Bigleaf Hydrangea
'Hanami nishiki' Japanese Maple 'Hannah Ray' Red Bottlebrush
'Happy Face® Pink Paradise' Shrubby Cinquefoil 'Happy Face® White' Shrubby Cinquefoil
'Happy Face® Yellow' Shrubby Cinquefoil 'Happy' Japanese Maple
'Harbor Belle™' Heavenly Bamboo Hardback
Hardy Catalpa Golden Hardy Fuchsia (spp.)
Hardy Fuchsia 'Pumila' Hardy Hibiscus (spp.)
Hardy Hibiscus 'Aphrodite' Hardy Hibiscus 'Armande'
Hardy Hibiscus 'Azurri Blue Satin®' Hardy Hibiscus 'Blue Chiffon™'
Hardy Hibiscus 'Blushing Bride' Hardy Hibiscus 'Brendon Springs'
Hardy Hibiscus 'Buc de Brabant' Hardy Hibiscus 'China Chiffon™'
Hardy Hibiscus 'Cicola' Hardy Hibiscus 'Diana'
Hardy Hibiscus 'Dorothy Crane' Hardy Hibiscus 'Floru(Violet Satin®)'
Hardy Hibiscus 'Freedom' Hardy Hibiscus 'Hamabo'
Hardy Hibiscus 'Helene' Hardy Hibiscus 'Jeanne d'Arc'
Hardy Hibiscus 'Lavender Chiffon™' Hardy Hibiscus 'Lenny'
Hardy Hibiscus 'Lil' Kim™' Hardy Hibiscus 'Longhin'
Hardy Hibiscus 'Maike' Hardy Hibiscus 'Marina(Blue Satin®)'
Hardy Hibiscus 'Meehannii' Hardy Hibiscus 'Melrose'
Hardy Hibiscus 'Minerva' Hardy Hibiscus 'Minrosa (Rose Satin®)'
Hardy Hibiscus 'Monstrosus' Hardy Hibiscus 'Oiseau Bleu'
Hardy Hibiscus 'Paeonyflora' Hardy Hibiscus 'Pink Chiffon™'
Hardy Hibiscus 'Pink Giant' Hardy Hibiscus 'Pink Petticoat'
Hardy Hibiscus 'Puniceus Plenus' Hardy Hibiscus 'Purpureus Variegatus'
Hardy Hibiscus 'Ranululiflorus Plenus' Hardy Hibiscus 'Red Heart'
Hardy Hibiscus 'Roseus Plenus' Hardy Hibiscus 'Rubis'
Hardy Hibiscus 'Russian Violet' Hardy Hibiscus 'Snow Drift'
Hardy Hibiscus 'Sugar Tip®' Hardy Hibiscus 'Totus Albus'
Hardy Hibiscus 'Violet Claire' Hardy Hibiscus 'White'
Hardy Hibiscus 'White Chiffon™' Hardy Hibiscus 'Williiam R. Smith'
Hardy Hibiscus 'Woodbridge' Hardy Orange (spp.)
Hardy Orange 'Flying Dragon'