While many plants are difficult to propagate, others are extremely easy. Sow 100 seeds of spotted wintergreen and a single seedling may emerge; sow 100 seeds of spotted bee balm (below) and somehow up pop 150 seedlings! On July 25 at 10 am at Garden in the Woods in Framingham, join Dan Jaffe to learn not only how to propagate, but what to propagate to maximize your plantings. The Native Plant Trust class is $26 for NPT members, $32 for nonmembers. Register at www.nativeplanttrust.org.