Plant Growing Guides

Oak

Quercus species

Oakleaf Lettuce

Lactuca sativa var. crispa

Oak

Quercus spp.

Ohia

Metrosideros polymorpha

Ohia Lehua

Metrosideros polymorpha

Ohia Palai

Metrosideros polymorpha

Ohi'a Wai

Syzygium sandwicense

Okinawan Amaranth

Amaranthus tricolor

Okinawan Spinach

Alternanthera sissoo

Okra Leaf Amaranth

Amaranthus cruentus

Olive

Olea europaea

Olive Blenheim

Olea europaea 'Blenheim'

Olive Frantoio

Olea europaea 'Frantoio'

Olive Leaf

Olea europaea

Olive Tree

Olea europaea

Olive Tree Colossal

Olea europaea 'Colossal'

Olympian Fig

Ficus carica 'Olympian'

Ong Choy

Ipomoea aquatica

Ophir

Citrus × sinensis 'Ophir'

Orach

Atriplex hortensis

Orach Magenta Magic

Atriplex hortensis 'Magenta Magic'

Orange

Citrus × sinensis

Orange Dream Japanese Maple

Acer palmatum 'Orange Dream'

Orange Tree

Citrus × sinensis

Orchard Trees

Various species (Malus, Prunus, Pyrus, Juglans, etc.)

Orchard Trees and Vines

Various species (Malus, Prunus, Vitis, Pyrus, etc.)

Orchard Understory Trees

Various species (e.g., Malus, Prunus, Pyrus spp.)

Orchid Tree

Bauhinia variegata

Oregon Ash

Fraxinus latifolia

Oregon White Oak

Quercus garryana

Orlando Tangerine

Citrus reticulata 'Orlando'

Ornamental Apple

Malus spp.

Ornamental Bark Trees

Various species (Betula, Acer, Prunus, Stewartia, etc.)

Ornamental Cherry

Prunus serrulata

Osaka Purple Mustard

Brassica juncea var. osaka

Osaka Purple

Brassica rapa subsp. perviridis

Acacia (Other Species)

Acacia spp.

Agroforestry Trees

Various species (Alnus, Acacia, Gliricidia, Sesbania, Erythrina, etc.)

American Plum

Prunus americana

Apple (Other Varieties)

Malus domestica

Apple (Cross-Pollination Varieties)

Malus domestica

Apple (Pollination-Dependent Varieties)

Malus domestica

Stone Fruits (Apricot, Peach, Plum, Cherry)

Prunus spp. (P. armeniaca, P. persica, P. domestica, P. avium/cerasus)

Brassica Microgreens

Brassica oleracea and related Brassica species

Cherry and Plum (Prunus species)

Prunus avium, Prunus cerasus, Prunus domestica, Prunus salicina

Chestnut (Other Varieties)

Castanea species (various)

Cider Apple

Malus domestica

Cider Apple Varieties

Malus domestica (cultivars)