Harebell (spp.) Harebell Speedwell 'Aztec Gold'
Harebell Speedwell 'Blue Sheen' Harebell 'Olympica'
Harebell, Carpathian (spp.) Harebell, Carpathian 'Bavaria Blue'
Harebell, Carpathian 'Blue Clips' Harebell, Carpathian 'Blue Moonlight'
Harebell, Carpathian 'Blue Uniform' Harebell, Carpathian 'Deep Blue Clips'
Harebell, Carpathian 'Pearl Deep Blue' Harebell, Carpathian 'White Uniform'
Harebell: symphiandrahybrid Hare's Foot Fern
Harlequin Blueflag Harlequin Flower
Harlequin Flower: tricolor 'Harlequin Mix' Dahlia
'Harmonic Convergence' Alumroot: Heuchera 'Harmony' Dwarf Iris
Hartweg's Sundrops 'Harvard' Florist's Chrysanthemum
'Harvest Moon' Strawberry Begonia Harvest-Lice
'Harveyi' Hybrid Geranium 'Hatatogisa' Hybrid Toad Lily
Hatpin Cactus Hat-Rack Cactus
Hawaiian Bell Hawaiian Ti Plant (spp.)
Hawaiian Ti Plant 'Exotica' 'HawaiianŽ Black Coral' Green Taro
Hawkweed 'Leopard' Hawkweed, Mouse Ear
Hawkweed, Wooly Hawkweed: aurantiaca
Haworthia Hay Scented Fern
Haze Vine, Brazillian He Sho Wu
'Headbourne hybrids' Lily of the Nile: Agapanthus Heart Leaf Geranium
Heartleaf Bergenia (spp.) Heartleaf Bergenia 'Bressingham White'
Heartleaf Bergenia 'Perfect' Heartleaf Bergenia 'Rotblum'
Heartleaf Bergenia 'Winterglut (Winter Glow)' Heartleaf Foamflower (spp.)
Heartleaf Foamflower 'Brandywine' Heartleaf Foamflower 'Dark Eyes'
Heartleaf Foamflower 'Ink Blot' Heartleaf Foamflower 'Oakleaf'
Heartleaf Foamflower 'Pink Bouquet' Heartleaf Foamflower 'Running Tapestry'
Heartleaf Foamflower 'Winterglow' Heartleaf Oxeye Daisy
'Hearts Afire' Daylily Heart's Ease (spp.)
Heart's Ease 'Bingo Blue Frost' Heart's Ease 'Crown Golden'
Heart's Ease 'Fancy Dark-Eyed Blue' Heart's Ease 'Fancy Dark-Eyed Red'
Heart's Ease 'Fancy Dark-Eyed Yellow' Heart's Ease 'Fancy Golden Yellow'
Heart's Ease 'Fancy Purple & White' Heart's Ease 'JokerŽ Rot-Gold'
Heart's Ease 'Jolly JokerŽ' Heart's Ease 'Universal Orange Plus'
Hearts Entangled Hearts on a String
Heartsease Heartseed
Heath, Grey 'Atropurpurea' Heath, Scotch 'Springwood White'
Heath, Spring 'Springwood White' Heath, Winter 'Springwood White'
Heather, Bell 'Atropurpurea' 'Heavenly Blue' Morning Glory: tricolor
'Heavenly Habit' Northern Jacob's Ladder 'Heavenly Tiara' Hosta
'Heavy Metal' Switch Grass Hebe: topiaria
Hechtia