This medium-sized, deciduous, hardy fern is just the ticket at waters edge or in those shady, damp corners that sun lovers shun. Its fronds are a soft, lovely green, becoming brown at the first frost. May divide in spring.
Oncidium sphacelatum ( Oncidium Orchid )
An epiphytic orchid, with two oblong, semi-leathery leaves to 3 feet long, and ovoid pseudobulbs. The upright panicles to 5 feet long produce many flowers in spring. Should be grown epiphytically on bark or in baskets. Requires filtered light, high […]
Oncidium papilio ( Butterfly Orchid )
An epiphytic orchid, with one elliptic leaf, 5 to 10 inches, and a spherical pseudobulb. Four foot jointed racemes produce the unusual, butterfly or insect-like flowers, to 6 inches across. Should be grown epiphytically on slabs of bark or cork. […]
Oncidium macranthum ( Oncidium Orchid )
An epiphytic orchid, with two oblong leaves to 8 inches long, and conical, fleshy pseudobulbs. Spreading panicles, to 10 feet long, produce the 3 inch across flowers in summer. Should be grown epiphytically on bark or in baskets. Requires filtered […]
Oncidium ghiebrechtiana ( Mexicoa Orchid )
An epiphytic orchid, with two lance-shaped leaves 3 to 5 inches long, and conical, grooved pseudobulbs. Racemes to 8 inches long produce 3 to 6 flowers in winter. Should be grown in epiphytic orchid potting mix. Requires full light, moisture […]
Oncidium crispum ( Oncidium Orchid )
An epiphytic orchid, with two lance-shaped, leathery leaves to 8 inches, and ovoid pseudobulbs. Flowers to 3 inches across appear on panicles, from autumn to spring. Should be grown epiphytically on bark or in baskets. Requires full light, high humidity, […]
Oncidium ( Gypsy Beauty Oncidium Orchid )
An epiphytic orchid, with overlapping rigid leaves to 4 inches long. Racemes produce clusters of flowers several times a year. Should be grown in epiphytic orchid potting mix. Requires filtered light, high humidity, and regular misting in summer. Full light […]
Omphalodes verna ( White Creeping Forget-me-not )
This perennial has clusters of simple leaves in basal tufts. In the spring it will produce white flowers with 5 spreading lobes, quite similar to forget-me-nots. These are a nice groundcover for rock gardens and woodland areas. They like shade […]
Olmeca recta ( Olmeca Bamboo )
An open clumping bamboo. This species has less noticable nodes on its green culms than it does on its palm-like branches. It has persistent sheaths. Fruit are about 1 inch in diameter, fleshy. Bamboo is a common term for a […]
Olearia x haastii ( Daisy Bush )
An evergreen, densely-flowering shrub. Good for shrub borders. The daisy-like flowerheads bloom on corymbs in mid-to-late summer. A New Zealand hybrid of O. avicenniifolia x O. moschata.
