Larch is a tree of boggy soils , so yards with consistently moist but not overly wet soils are ideal. Larch grows fairly quickly, about 15” to 24” a year. Its small green tufts of needles arise from knobs on the branches givi ... ng the tree a graceful punk rocker haircut. The soft needles will fall off in winter, so please be aware and don’t call me in surprise. Though not in Illinois, this tree does play host to the Columbia silk moth in Wisconsin and Michigan.