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Garden Directory

A growing reference library of gardening terms, techniques and climate concepts explained in plain language.

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Garden Directory
Garden Directory 1 min read

Poinsettia Pulcherrima

A stove evergreen shrub which produces lovelycrimson bracts in the winter. Plant in sandy loam, give plenty of water to the roots, and syringe the leaves frequently. In early spring cut down the branc...

Nov 11, 2026 Read
Garden Directory
Garden Directory 1 min read

Polemonium (Jacob's Ladder)

Hardy perennial border plants of anornamental character and of the easiest culture. Any soil suits them, and they merely require sowing in the open either in spring or autumn. P. Richardsoni is most c...

Nov 11, 2026 Read
Garden Directory
Garden Directory 1 min read

Polyanthus

Sow the seed late in autumn in well-drained boxes oflight, rich mould; cover it very lightly, place under glass, and water sparingly, but give enough to keep the plants moist. The seed requires no art...

Nov 11, 2026 Read
Garden Directory
Garden Directory 1 min read

Polygala Chamaesbuxus

A hardy evergreen trailing plant requiringa peat soil in which to grow. It may be increased from seed or by division of the roots. May is the time at which it blooms. Height, 6 in.

Nov 11, 2026 Read
Garden Directory
Garden Directory 1 min read

Polygala Dalmaisiana

This showy evergreen shrub needs a greenhousetreatment. Soil--three parts peat, one part turfy loam, and a little sand. It flowers in March. To increase it, top the shoots, which will cause it to thro...

Nov 11, 2026 Read
Garden Directory
Garden Directory 1 min read

Polygonatum

These pretty herbaceous plants are quite hardy. Theflowers, which are borne in May or June, are mostly white. Plants succeed best in a rich soil. They may be raised from seed, or the roots can be divi...

Nov 11, 2026 Read
Garden Directory
Garden Directory 1 min read

Polygonum Brunonis (Knotweed)

This strong-growing creepingperennial plant is not particular as to soil so long as it can enjoy plenty of sunshine. The shoots root of themselves and must be kept in check, else they will choke other...

Nov 11, 2026 Read
Garden Directory
Garden Directory 1 min read

Pomegranate

This requires a deep, loamy soil and a warm, airysituation. May be propagated by cuttings of the shrubs or the root, putting the cuttings into light, rich soil, or by layers. The double kinds of Punic...

Nov 11, 2026 Read