Mary in L’Original, Ontario, asks how to get rid of moss in her sunny yard on acidic, heavy clay surrounded by a large cedar hedge.
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Claire in London says her trout lilies (Erythronium americanum) grow and spread happily. The foliage is healthy, but the lilies never bloom.
Margaret in Kingston, Ont., says her hitherto lovely hydrangea is quite luscious and green, but there’s not a single flower. Why isn’t it flowering?