'Harlequin' Bigleaf Hydrangea 'Harlequin' Common Honeysuckle
Harlequin Glory Bower 'Harlequin' Japanese Barberry
Harmomy Manzanita 'Harmony' Oakleaf Hydrangea
'HARpageant (Easy Does It™)' Rose 'Harry Edland' Rose
Harry Lauder's Walking Stick 'Atropurpurea' Harry Lauder's Walking Stick 'Contorta'
Harry Lauder's Walking Stick 'Contorta Purpurea' 'Hartlage Wine' Sweetshrub
'Harusume' Japanese Maple 'Harvest Red' Holly
Hat Plant Hat Plant, Chinese
Hat-Rack Cactus 'Hattie Carthan' Magnolia
Haw, Possum (spp.) Haw, Possum 'Brandywine™'
Haw, Possum 'Winterthur' Haw, Swamp (spp.)
Haw, Swamp 'Brandywine™' Haw, Swamp 'Winterthur'
Hawaiian Beach Berry Hawaiian Hibiscus (spp.)
Hawaiian Hibiscus 'Caleb' Hawaiian Hibiscus 'Candy Striper'
Hawaiian Hibiscus 'Daddy's Girl' Hawaiian Hibiscus 'Dark Continent'
Hawaiian Hibiscus 'Erin Rachael' Hawaiian Hibiscus 'Hawaiian Salmon'
Hawaiian Hibiscus 'Jason' Hawaiian Hibiscus 'Smoky Mountian'
Hawaiian Hibiscus 'Snow Queen' Hawaiian Hibiscus 'The Pearl'
Hawaiian Hibiscus 'TieDye Wind' 'Hawaiian Salmon' Chinese Hibiscus
Hawaiian Schefflera (spp.) Hawaiian Schefflera 'Gold Cappella'
Hawaiian Snow Bush 'Roseopicta' Hawthorn, Indian 'Clara'
Hawthorn, Indian 'Fascination' Hawthorn, Indian 'Olivia'
Hawthorn, Round-leaf Hawthorn, Yedda
'Hayden' Japanese Holly Hazel
Hazel, Corkscrew 'Atropurpurea' Hazel, Corkscrew 'Contorta'
Hazel, Corkscrew 'Contorta Purpurea' Hazelnut 'Atropurpurea'
Hazelnut 'Contorta' Hazelnut 'Contorta Purpurea'
Hazelnut, American Hazelnut: americana
'Heart of Fire' Mountain Laurel Heart-leaved Flame Pea
'Heart's Desire' Mountain Laurel Heath
Heath 'Mrs. C.H. Gill' Heath Myrtle, Fringed
Heath Pink Eye Heath Tree
Heath, Bridal Heath, Button
Heath, Cape 'Mediterranean Pink' Heath, Cape 'Mediterranean White'
Heath, Cape 'Silberschmelze' Heath, Common
Heath, Cornish 'St. Keverne' Heath, Darley Dale 'Mediterranean Pink'
Heath, Darley Dale 'Mediterranean White' Heath, Darley Dale 'Silberschmelze'
Heath, Fuchsia Heath, Grey (spp.)
Heath, Grey 'Golden Drop' Heath, Grey 'Golden Sport'
Heath, Molten Silver 'Mediterranean Pink' Heath, Molten Silver 'Mediterranean White'
Heath, Molten Silver 'Silberschmelze' Heath, Scotch (spp.)
Heath, Scotch 'December Red' Heath, Spring (spp.)
Heath, Spring 'December Red' Heath, White
Heath, Winter (spp.) Heath, Winter 'December Red'
Heath: blandfordia Heath: darleyensishybrid, Winter 'Mediterranean Pink'
Heath: darleyensishybrid, Winter 'Mediterranean White' Heath: darleyensishybrid, Winter 'Silberschmelze'
Heath: hebecalyx Heath: parilis
Heather 'Mediterranean Pink' Heather 'Mediterranean White'
Heather 'Silberschmelze' Heather, Bell (spp.)
Heather, Bell 'Golden Drop' Heather, Bell 'Golden Sport'
Heather, Scotch (spp.) Heather, Scotch 'Boeley Gold'
Heather, Scotch 'County Wicklow' Heather, Scotch 'Cuprea'
Heather, Scotch Golden Heather, Scotch 'H.E. Beale'
Heather, Scotch 'Kinlochruei' Heather, Scotch 'Pyramidalis'
Heather, Scotch 'Redwings' Heather, Scotch 'Rosea'
Heather, Scotch 'Sunset' Heather, White
Heather: albietina Heather: blandfordia
Heather: hebecalyx Heather: parilis
'Heatherbun' Atlantic White Cedar Heath-Leaved Banksia (spp.)
Heath-Leaved Banksia 'Gold-and-Red'