Q: A couple of doors down from our home there is a large, round-headed shaped tree in the yard that has fairly large clusters of white blooms. Sort of shaped like a cluster of grapes. When we asked ...

The coming of autumn often makes trees harder to identify — but sometimes, it does the opposite. The black locust (Robinia pseudoacacia) is a case in point. In summer, its bluish-green, oval-shaped, ...

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