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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

Cobaea Scandens

This rapid climber is well adapted for theconservatory, but it will thrive in the open air if the root is protected during the winter. If planted against a rough wall its tendrils will catch in the cr...

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

Cockscomb

These tender annuals should be sown on a moderate hotbedin March or April, in pans of leaf-mould and sand, covering with 1/4 in. of soil. When a couple of inches high place them in small pots, replace...

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

Codonopsis

These hardy perennials are best grown in sandy peat andloam. They are easily raised from seed or cuttings, and produce their flowers in July and August. Height, 1 ft.

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

Coix Lachryma (Job's Tears)

A half-hardy, annual, ornamental grassbearing clusters of beautiful pearl-like seeds. Sow in a warm spot in April, barely covering the seed with fine soil, and keep the surface of the ground moist til...

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

Colchicum (Autumn-Flowering Crocus)

Plant the bulbs in February inlight, loamy soil, placing them 2 in. deep and 3 in. apart. They are readily increased by off-sets from the bulb. September is their flowering season. Height, 3 in. (See...

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

Coleus

Tender perennial shrubs of some merit, requiring theprotection of a greenhouse. Keep the plants root-bound and near the glass, with a good supply of heat and moisture. They succeed best in a mixture o...

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

Colletia

Ornamental evergreen shrubs. A mixture of peat and loam,with a sheltered position, is their delight. Cuttings will strike in sand if covered with glass. They produce their flowers in July. Height, 2 f...

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

Collinsia

Most elegant hardy annuals, doing well in any garden soil.The seed is sown in autumn for early flowering, and in spring for a later display. Bloom May to August. Height, 1 ft.

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

Collomia

Hardy annuals, possessing little beauty. Treat asCollinsia. Flower in July. Height, 1 ft. to 2 ft.

Nov 11, 2026 Read