Modest, alluring and versatile, Viola odorata, or sweet violet, is a small, hardy, herbaceous perennial that tumbles and scrambles close to the ground, forming dense clumps of dainty, heart-shaped, gr

As well as being a visual feast, a garden can become a fragrant haven, says Heloise Brooke, head gardener at the National Trust’s Calke Abbey in Derbyshire. Here, she advises on plants to include for year-round perfume promise

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The sweet violet, Viola odorata, may be a diminutive flower, but its small, slightly asymmetrical, pansy-like flowers are highly fragrant. They open in early spring before most plants have even though

Plantsman, designer and TV presenter Jamie Butterworth shares his failsafe planting combinations for different spots on your plot