What Is the Ideal Temperature Range for Malva × clementii Ruby Star ('Jostar')?
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Malva × clementii Ruby Star ('Jostar') · Malva × clementii Ruby Star ('Jostar')
Thrives in light, moderately fertile, well drained soil in full sun; may need support if grown in richer soils (see staking perennials). Shelter from cold winds in areas prone to frosts. May die back to a woody base in cold winters
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