Plant Growing Guides

UI Whitebark Pine

Pinus albicaulis

Ulva

Ulva lactuca

Green Macroalgae (Ulva)

Ulva lactuca and related species

Sea Lettuce, Intestine Lettuce

Ulva intestinalis

Umbilicaria lichen

Umbilicaria species

Umbrella Thorn Acacia

Acacia tortilis

Ume

Prunus mume

Ume Bungo

Prunus mume 'Bungo'

Ume Kishu

Prunus mume 'Kishu'

Ume Nanko

Prunus mume 'Nanko'

Ume Ryugyoku

Prunus mume 'Ryugyoku'

Ume Shiro Japanese Apricot

Prunus mume 'Ume Shiro'

Ume Tree

Prunus mume

Umibudo

Caulerpa lentillifera

Umi Budou

Caulerpa lentillifera

Uncinata Pine

Pinus uncinata

Forest Understory Plants (Shade-Tolerant Underbrush)

Multiple species (Sambucus, Ilex, Cornus, Gaultheria, etc.)

Euonymus (Underplanting Shrub)

Euonymus spp.

Understory Tropical Plants

Various species in tropical forest understory

Understory Flowering Dogwood

Cornus florida

Understory Flowering Trees

Various species (Cornus, Amelanchier, Cercis, Halesia, etc.)

Understory Hawaiian Native Plants

Multiple species (native Hawaiian flora)

Hellebores and Pulmonaria (Understory Perennials)

Helleborus spp. and Pulmonaria spp.

Shade-Tolerant Understory Plants Mix

Mixed species (see individual plants below)

Japanese Maple, Azalea, and Rhododendron Shade Garden

Acer palmatum, Rhododendron spp., Rhododendron simsii complex

Understory Shrubs Collection (Serviceberry, Witch Hazel, Viburnum)

Amelanchier spp., Hamamelis spp., Viburnum spp.

Understory Tropical Fruits

Multiple species (Artocarpus, Manilkara, Eugenia, Garcinia spp.)

Understory Vegetables and Herbs

Various species (shade-tolerant cultivars)

Underwood Azalea

Rhododendron × 'Underwood'

Upland Cress

Barbarea verna

Urn Plant

Aechmea blanchetiana

Urn Plant

Aechmea gamosepala

Usnea

Usnea species (U. barbata, U. subfloridana, and others)

Florida Usnea

Usnea florida

Usnea Lichen

Usnea spp.

Ussurian Pear

Pyrus ussuriensis

Utah Giant Cherry

Prunus avium 'Utah Giant'

Utah Juniper

Juniperus osteosperma

Utah Serviceberry

Amelanchier utahensis

Bladderwort

Utricularia

Giant Bladderwort

Utricularia humboldtii

Intermediate Bladderwort

Utricularia intermedia

Swollen Bladderwort

Utricularia macrorhiza

Dwarf Bladderwort

Utricularia sandersonii

Common Bladderwort

Utricularia vulgaris