In areas of the U.S. where winters are mild, Siberian Wallflower (Erysimum cheiri), (formerly Cheiranthus cheiri), is an early flowering favorite in the late winter garden. The species hails from Southern Europe (USDA hardiness zones 7-9). Many books list them as biennials and a few as “tempermental perennials”. Wallflower is a woody-based herbaceous perennial subshrub in the mustard […]
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Siberian Wallflowers – Tough Winter Annuals
Posted by Hugh on March 26th, 2020
Posted in acidic soil, Attracting Butterflies, Bee Favorite, Bees and other pollinators, Biennial, Failure to Bloom, Fertilizing plants, Flower Arranging, Flowers, Landscape ideas, mulching, Propagation (Seed), Purchasing Plants, Siberian Wallflower (Cheiranthus), Soil drainage, Spring flowering, Uncategorized, Wallflower (Erysimum), watering tips, Winter flowering 
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