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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

Richardia Aethiopica

A fine herbaceous perennial with very boldleaves. It needs a good supply of water, and on dry soils should be planted in trenches. A light, rich mould is best for it, and it should have sufficient sun...

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

Ribes (Flowering Currants)

Well-known shrubs, growing in any soil,and flowering early in spring. The colours vary from crimson to white. They may be raised from cuttings either in autumn or early spring. Height, 4 ft.

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

Rhus (Sumach)

Lovely shrubs, growing in any ordinary soil. Theyoung shoots of R. Cotinus are clothed with round leaves which change to bright crimson and orange, surmounted with fluffy pink seed-vessels, while R. G...

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

Rhubarb

Seed may be sown thinly during April in drills 1 ft. apart.Thin out the plants 12 in. from each other, and let them grow on till the following April, then plant them out 4 ft. apart in deeply trenched...

Nov 11, 2026 Read
Garden Directory
Garden Directory 2 min read

Rhododendrons

Plant in October in peat, or in a compost of sandy,turfy loam, with a good proportion of decayed leaves and charred refuse. The best position for them is a sheltered one where they can get a moderate...

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

Rhodanthe (Swan River Everlasting)

These beautiful everlastingflowers are half-hardy annuals and are suitable for beds or ribbons, and make most graceful plants for pot culture, placing four plants in a 5-in. pot. They thrive best in f...

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

Rheum Palmatum

This species of rhubarb makes an effective plant forthe back portion of a border. It does well in rich loam, flowering in June, and is increased by dividing the root. Height, 5 ft.

Nov 11, 2026 Read