Provide well drained soil. Prune to fit garden space or to raise canopy over walkways if needed. Refrain from pruning late in winter as blooms form on old wood in spring. Remove suckers from the ground if desired. Fall and winter: Borers can be found in this tree; use natural controls – compost over the root system, or predatory wasps. Organic controls include sticky tape around base of tree or treating soil and bore holes with beneficial nematodes. Propagation: Seed.