Strolling in my neighborhood the other day, I saw two trees with autumn foliage that I thought would have made the most compelling combination had they been planted side by side. One was a ginkgo tree ...

If you’re in the market for new trees, consider planting natives. They are generally lower maintenance than exotic species, require less water, fertilizers and pesticides, and often cost less, too.

When you’ve been in the business of answering garden questions for 40 some-odd years, a few patterns begin to develop. And seasonal patterns are among the most consistent. “When can I plant my ...