Perennials: Hot - Hyal (75)
Hot Bisquits Amaranth
Hot Lips Daylily
Hot Lips Pink Turtlehead
Hot Town Daylily
Hot Water Plant
Hotline Red Scarlet Sage: splendens
Hottentot Fig
Houseleek Mrs. Giuseppi
Houseleek Kalinda
Houseleek, Cobweb (spp.)
Houseleek, Cobweb Red Cobweb
Houseleek, Hen and Chickens
Houseleek, Spiderweb
Houseleek: alba
Houseleek: arachnoideum tomentosum, Cobweb
Houseleek: carneum
Houseleek: pomelii
Houseleek: pumilum
Houseleek: tectorum (spp.)
Houseleek: tectorum Cleveland Morgan
Houseleek: tectorum Violaceum
Huldine Hybrid Clematis
Hummelo Common Betony
Hummingbird Flower
Hummingbird Mint Acapulco Salmon & Pink
Hummingbird Mint Blue Fortune
Hummingbird Mint Hazy Days
Hummingbird Mint Navajo Sunset
Hummingbird Mint Pink Panther
Hummingbird Mint Pink Pop
Hummingbird Mint Purple Pygmy
Hummingbird Mint Tutti Fruitti
Hummingbird Mint: foeniculum Golden Jubilee
Hummingbird Sage: guaranitica Black and Blue
Hummingbird Sage: guaranitica Costa Rica
Hummingbird Sage: guaranitica Kobalt
Hummingbird Sage: spathacea
Hummingbird Trumpet
Hummingbird Yucca
Hungarian Bear's Breeches
Hungarian Speedwell (spp.)
Huntsman's Cup
Huntsman's Horn Peaches & Green
Huron Sunrise Maiden Grass
Hurricane Plant
Husker Red Foxglove Penstemon
Hyacinth Astilbe
Hyacinth Bean (spp.)
Hyacinth Bean Ruby Moon
Hyacinth Bletilla
Hyacinth, Dutch (spp.)
Hyacinth, Dutch Atlantic
Hyacinth, Dutch Jan Bos
Hyacinth, Garden (spp.)
Hyacinth, Garden Atlantic
Hyacinth, Garden Jan Bos
Hyacinth, Grape (spp.)
Hyacinth, Grape White
Hyacinth, Grape Blue Spike
Hyacinth, Grape Double Blue
Hyacinth, Grape Heavenly Blue
Hyacinth, Grape Valene Finnis
Hyacinth, Meadow
Hyacinth, Summer
Hyacinth, Water
Hyacinth, White Grape White
Hyacinth, Wild
Hyacinth, Wild Romaud
Hyacinth, Wood (spp.)
Hyacinth: latifolium, Grape
Hyacinth: princeps, Summer
Hyacinth: pycantha, Grape
Hyacinth: viridiflora, Summer
Hyacinthina Hosta: fortunei
Hyalis argentea