Plant Growing Guides

Olney threesquare

Scirpus olneyi

Oncidium Alliance Orchids

Oncidium alliance (genus Oncidium and related genera)

Oncidium Hybrid

Oncidium × hybridum

Oneida

Solanum tuberosum 'Oneida'

Onion

Allium cepa

Onion Ailsa Craig

Allium cepa 'Ailsa Craig'

Onion Candy

Allium cepa var. cepa 'Candy'

Onion Texas 1015

Allium cepa

Onion Walla Walla

Allium cepa var. cepa

Yellow Sweet Spanish Onion

Allium cepa

Onion, Yellow Sweet Spanish

Allium cepa var. cepa

On Parade

Dahlia × hybrida 'On Parade'

Onyx Black Bean

Phaseolus vulgaris

Onyx and Pearls Petunia

Petunia ×hybrida 'Onyx and Pearls'

O'odham Pink

Solanum lycopersicum 'O'odham Pink'

Opal Basil

Ocimum basilicum var. purpurascens

Opal Basil

Ocimum basilicum 'Opal'

Opalescent Pepper

Capsicum annuum 'Opalescent'

Opalka Tomato

Solanum lycopersicum 'Opalka'

Opening Night Petunia

Petunia × hybrida 'Opening Night'

Open-Pollinated Dent Corn

Zea mays indentata

Opium Poppy Picotee

Papaver somniferum 'Picotee'

Opium Poppy White Cloud

Papaver somniferum 'White Cloud'

Opo

Lagenaria siceraria

Optica Rubra

Ocimum basilicum var. purpurascens 'Optica Rubra'

Optima Basil

Ocimum basilicum 'Optima'

Optima Lettuce

Lactuca sativa var. crispa

Optimara Freya

Saintpaulia ionantha 'Optimara Freya'

Opuntia

Opuntia ficus-indica

Indian Fig Prickly Pear

Opuntia ficus-indica

Opuntia Fig Gialla

Opuntia ficus-indica 'Gialla'

Opuntia Fig Rossa

Opuntia ficus-indica 'Fig Rossa'

Opuntia Fig

Opuntia ficus-indica

Opuntia Fig Sanguigna

Opuntia ficus-indica var. sanguigna

Opuntia (High Altitude Species)

Opuntia spp. (alpine/montane varieties)

Orangada

Citrus × sinensis 'Orangada'

Orange Awapuhi

Zingiber zerumbet

Orange Bedder

Impatiens walleriana (hybrid cultivar)

Orange Bell Pepper

Capsicum annuum

Orange Bell Pepper 'Big Orange'

Capsicum annuum

Orange Bell Pepper 'Dena'

Capsicum annuum var. grossum 'Dena'

Orange Bottlebrush Ginger

Zingiber spectabile

Orange Bouquet

Asclepias tuberosa

Orange Citrus

Citrus × sinensis

Orange Crush

Capsicum annuum

Orange Drop Pepper

Capsicum annuum 'Orange Drop'

Orange Flowering Maple

Abutilon aurantiacum

Orange Habanero

Capsicum chinense