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	Plant list: Violet plants Violet plants tend to look amazing at twilight when they seem to ‘glow’. They are also the perfect colour to put with yellows, oranges and reds to create a strong contrast.
	Verbena bonariensis Verbena Perennial, commonly grown as a half-hardy annual Half-hardy Purple-blue Dark green 1.5m x 60cm (5ft x 2ft) From a basal clump of leaves, wiry stems rise up and bear tufts of tiny flowers. It may need staking, and prefers sun and well-drained soil.
	Related plant lists: Red plants Orange plants Yellow plants Green plants Blue plants Indigo plants Violet plants