Penstemon lyallii Seeds

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Penstemon Lyallii This is a wonderful introduction from Idaho / Montana. It forms a compact rosette that overwinters. In the spring many flowering stems form, full of large, slight ly squashed deep lavender blue flowers that continue until mid-summer. Cover thinly in a pot of good compost in a warm bright position with gentle heat. Grow on individual seedlings in 3 inch pots. Show more