Nuphar

Five species. Hardy aquatics. Division and seed; ponds, cisterns, etc.

Nutmeg

Myristica.

Nuttalia

Five species. Hardy herbaceous. Seed and division. Sandy peat.

Nut-Tree

Corylus. See Filbert.

Nyctanthes

Nyctanthes arbortristis. Stove evergreen shrub. Cuttings. Loam and peat.

Nymphaea

Water-lily. Eighteen species. Hardy and stove aquatics. Seed or division. Rich loam in water.

Nyssa

Four species. Hardy deciduous trees. Seed and layers. Common soil in a moist situation.

Oak

Querrus.

Obesia

Three species. Greenhouse evergreen shrubs. Young cuttings. Sandy loam.

Ochna

Seven species. Stove evergreen shrubs, except the greenhouse O.atropurpurea. Cuttings. Sandy loam and peat.

Ochrosia

Ochrosia borbonica. Stove evergreen shrub. Cuttings. Rich light loam.

Ochrus

Ochrus pallida. Hardy annual climber. Seed. Common soil.

October

October is one of the gardener's harvest months in the southern section of the Union; in the middle and northern states, his out-door labours are drawing to a close.

Orchard

Berberries, gather. - Chestnuts, gather. - Currants and Gooseberries, plant; prune; cuttings plant. - Fig Trees, protect when leaves are off. - Fruit Trees, for forcing, plant in pots or in hot-house. Gathering apples and pears, finish. - Grapes, ripe, gather and hang up, e.; bag on the vines. - Layers of figs, filberts, mulberries, vines, etc., make; those of last year take up and plant. - Medlars, gather, e. - Planting may begin generally, e. - Pruning, commence, e. - Quinces, gather, e. - Raspberries, prune and plant, if leaves have fallen. - Ridge up ground after pruning is finished. - Services, gather, e. - Stones of cherries and plums, sow. - Strawberries, dress; plant. - Trench and prepare ground for planting. - Wall-fruit and espaliers generally, begin to prune, e. - Walnuts, gather. - Water, give abundantly at the time of planting.

Hot-House

Air, admit freely every fine day. - Bark-beds, renovate in fruiting stoves and succession house. - Fires must begin to be lighted where the old flue system is followed, e. - Flowering Shrubs in pots, introduce for winter blooming. - Glass, Flues, etc., repair, if not done last month. - Pines, remove into fruiting stoves, b.; Crowns plant, if required. - Roses, introduce for Christmas blooming. - Shifting into larger pots may be done. - Water about twice weekly.

Green-House

Air, give freely daily, and at night, if temp. not so low as 35°. - Camellias, bud. - Earth, give fresh before returning into house. - Leaves clean, and dress plants before returning to house. - Potted Plants, return all into house, e.; place hardiest back, and tenderest in front. - Succulent Plants should all be in, b. - Water, give over the foliage after the plants are in house; give water once or twice weekly.

Ocymum

Basil. Thirteen species. Chiefly hardy annuals, but some are stove evergreen shrubs. See Basil.