Plant Growing Guides

Anderson's Rain Lily

Habranthus andersonii

Texas Habranthus

Habranthus texanus

Hachmann's Charmant

Rhododendron 'Hachmann's Charmant'

Hadspen Cream

Heuchera 'Hadspen Cream'

Hairy Aster

Symphyotrichum pilosum

Hairy Beggarticks

Hackelia hispida

Needle Bush

Hakea lesueuriana

Hakea oleifolia

Hakea oleifolia

Hakuro-Nishiki Willow

Salix integra 'Hakuro-Nishiki'

Halberd-leaved Rosemallow

Hibiscus militaris

Halcyon

Hosta 'Halcyon'

Halcyon Hosta

Hosta 'Halcyon'

Shrubby Seablite

Halimione portulacoides

Halimium

Halimium species

Sunrose

Halimium calycinum

Halimium 'Concolor'

Halimium lasianthum subsp. formosum 'Concolor'

Sunrose

Halimium halimifolium

Sunrose, Hairy Sunrose

Halimium lasianthum

Halimium ocymoides

Halimium ocymoides (Lam.) Spach

Halimium 'Wisley Primrose'

Halimium lasianthum subsp. formosum 'Wisley Primrose'

Halophytic Shrubs

Various species (Halophytes)

Vernal Witchhazel

Hamamelis vernalis

Handsworth New Silver

Elaeagnus x ebbingei 'Handsworth New Silver'

Hangdown Head

Amaranthus caudatus

Happy Days

Helianthus annuus 'Happy Days'

Happy Returns Daylily

Hemerocallis 'Happy Returns'

Harakeke Variegatum

Phormium tenax 'Variegatum'

Bottlebrush (Callistemon)

Callistemon spp.

Hardy Crimson Oleander

Nerium oleander 'Hardy Red'

Hardy Heather

Calluna vulgaris

Hardy Orange

Poncirus trifoliata

Hardy Pear Cactus

Opuntia humifusa

Hardy Perennials

Perennials (various species)

Hardy Pink

Dianthus armeria

Hardy Red Oleander

Nerium oleander var. coccineum

Harebell

Campanula rotundifolia

Harmony Iris

Iris × germanica 'Harmony'

Harrington's Pink

Dianthus armeria var. Harrington's Pink

Harvest Moon Coneflower

Echinacea × 'Harvest Moon'

Harvington Double

Dianthus caryophyllus 'Harvington Double'

Alum Root

Heuchera villosa

Hawaiian Loosestrife

Lythrum salicaria subsp. salicaria

Hawera Daffodil

Narcissus pseudonarcissus 'Hawera'

Hawthorn

Crataegus species

Hawthorn Crimson Cloud

Crataegus laevigata 'Crimson Cloud'

Hawthorn Paul's Scarlet

Crataegus laevigata 'Paul's Scarlet'

Hawthorn 'Paul's Scarlet'

Crataegus laevigata 'Paul's Scarlet'

Hawthorn

Crataegus species