Erysimum 'Bowles Mauve' (or "Cheiranthus" as it used to be known) is one of the perpetual favourite garden flowers. Erysimum 'Bowles Mauve' (or "Cheiranthus" as it used to be known) is one of the perpetual favourite garden flowers. But it has invariably been sterile producing no seeds, or at the very most the odd one. Erysimum 'Bowles Mauve' (or "Cheiranthus" as it used to be known) is one of the perpetual favourite garden flowers. We have now developed a strain that DOES produce seed, so you can grow new forms for yourself and propagate the best ones from virus-free cuttings! But it has invariably been sterile producing no seeds, or at the very most the odd one. Erysimum 'Bowles Mauve' (or "Cheiranthus" as it used to be known) is one of the perpetual favourite garden flowers. We have now developed a strain that DOES produce seed, so you can grow new forms for yourself and propagate the best ones from virus-free cuttings! Genus Erysimum can be annuals, biennials or woody-based perennials with narrow leaves and dense racemes of often fragrant, 4-petalled flowers We have now developed a strain that DOES produce seed, so you can grow new forms for yourself and propagate the best ones from virus-free cuttings! But it has invariably been sterile producing no seeds, or at the very most the odd one. But it has invariably been sterile producing no seeds, or at the very most the odd one. Erysimum 'Bowles Mauve' (or "Cheiranthus" as it used to be known) is one of the perpetual favourite garden flowers. Erysimum 'Bowles Mauve' (or "Cheiranthus" as it used to be known) is one of the perpetual favourite garden flowers. Plant World Seeds - Erysimum Cheiri Seeds Genuine Plant World Seeds branded packets supplied direct from Plant World Seeds UK; Common Name: Common wallflower, Cheiranthus cheiri, Erysimum suffruticosum ; Height: 15-80cm; Wallflowers, an essential ingredient of spring bedding, create a bright display and a rich scent, but are now mainly superseded by cultivars. Erysimum 'Bowles Mauve' (or "Cheiranthus" as it used to be known) is one of the perpetual favourite garden flowers. Synonyms Erysimum linifolium 'Bowles' Mauve' Erysimum linifolium. Family Brassicaceae . But it has invariably been sterile producing no seeds, or at the very most the odd one. But it has invariably been sterile producing no seeds, or at the very most the odd one. Erysimum 'Bowles Mauve' (or "Cheiranthus" as it used to be known) is one of the perpetual favourite garden flowers. Erysimum 'Bowles Mauve' (or "Cheiranthus" as it used to be known) is one of the perpetual favourite garden flowers. We have now developed a strain that DOES produce seed, so you can grow new forms for yourself and propagate the best ones from virus-free cuttings! Other common names wallflower 'Bowles's Mauve' . We have now developed a strain that DOES produce seed, so you can grow new forms for yourself and propagate the best ones from virus-free cuttings! But it has invariably been sterile producing no seeds, or at the very most the odd one. But it has invariably been sterile producing no seeds, or at the very most the odd one. Erysimum 'Bowles Mauve' (or "Cheiranthus" as it used to be known) is one of the perpetual favourite garden flowers. We have now developed a strain that DOES produce seed, so you can grow new forms for yourself and propagate the best ones from virus-free cuttings! But it has invariably been sterile producing no seeds, or at the very most the odd one. But it has invariably been sterile producing no seeds, or at the very most the odd one. We have now developed a strain that DOES produce seed, so you can grow new forms for yourself and propagate the best ones from virus-free cuttings! We have now developed a strain that DOES produce seed, so you can grow new forms for yourself and propagate the best ones from virus-free cuttings! We have now developed a strain that DOES produce seed, so you can grow new forms for yourself and propagate the best ones from virus-free cuttings!