Retail nursery specialising in Perennials and Alpines all grown peat-free.
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Showiest of the hardy cultivars. Good in gravel gardens, borders and rock gardens, but pot-grown plants would need winter protection.
Price
£ 7.50
Height
80 cm
Spread
30 cm
Stock
Category
Herbaceous Perennials
Purple flowers up to 80cm (32in) from June to September and growing 30cm (12in) wide. Prefers well drained soil in full sun.