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To locate perennials by BOTANICAL NAME, click on the first letter of the name below.

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Botanical / Common Name	Description	Photo
Oenothera berlanderi 'Siskiyou' Evening Primrose	sun, part shade, massing, blooms May-July, 1 ft., pink flowers, Zone 5-9	click to enlarge
Oenothera speciosa  rosea Evening Primrose	sun, part shade, massing, blooms May-July, 1 ft., soft pink fragrant flowers day and night, blooms June-Sept, Zone 5-9	click to enlarge
Oenothera fruticosa 'Fyrverkeri' 'Fireworks' Evening Primrose	sun, part shade, massing, blooms May-July, 1-2 ft., yellow flowers, showy, Zone 5-9	click to enlarge
Ophiopogon chingii Chinese Mondo Grass	shade, moisture loving, 4 in., pink flowers, large violet berries in Fall, fine foilage, ground cover, part shade Zone 7-10	click to enlarge
Ophiopogon japonicus ‘Comet' Chinese Mondo Grass	shade, moisture loving, 9 in., silvery foliage, rapid grower, part shade, Zone 7-10	click to enlarge
Ophiopogon japonicus 'Gyoko Ryu’ Chinese Mondo Grass	shade, moisture loving, 3 in., dark-green foliage, shortest Ophiopogon in trade, used in oriental gardens & Bonsai trays, Zone 7-10	click to enlarge
Ophiopogon japonicus 'Kioto' Chinese Mondo Grass	shade, moisture loving, 4 in., used in rock gardens, groups, Zone 7-10	click to enlarge
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Ophiopogon japonicus 'Nana' Chinese Mondo Grass	shade, moisture loving 3.5 in., used in rock qardens, groups, Zone 6-10	click to enlarge
Ophiopogon japonicus 'Pam Harper' Chinese Mondo Grass	shade, moisture loving, 9 in., golden-variegated, choice, Zone 7-10	click to enlarge
Ophiopogon planiscapus ‘Niger' (0. p. nigrescens) Japanese Monkey Grass	shade, moisture loving, 1-2 ft., black foliage, loves moisture, special effect plant, Zone 7-10	click to enlarge
Origanum laevigatum 'Herrenhausen' Oregano	1 ft., tiny dark purple flowers July-Sept, maroon foliage, border plant, sun, foliage, border plant, sun, Zone 6-8	click to enlarge
Origanum laevigatum 'Rosenkuppel' Oregano	18 in., lavender-pink flowers, long blooming ground cover, Zone 6-8	click to enlarge
Oxalis rubra  Red Clover	carmine red flowers, sun, Zone 7-10	click to enlarge
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