The optimal transplanting season depends on your tree species, but most trees respond best when moved during dormancy. For deciduous trees, late fall after leaf drop or early spring before bud break provides the lowest stress periods. Evergreens transplant better in early fall or late summer when soil temperatures remain warm enough for some root growth. Avoiding transplanting during active growth periods helps trees direct energy toward establishing new roots rather than supporting foliage.
While technically, trees of any size can be transplanted with the right equipment and expertise, practical considerations limit what's reasonable for most homeowners. Trees with trunk diameters under 15 inches are most commonly transplanted in residential settings. Success rates decline as trees increase in size and age, with specimens over 24 inches in diameter presenting significant challenges and costs. For large trees, carefully weigh the substantial investment against the potential benefits and survival probability.
Most transplanted trees require one to two years to fully establish in their new location, with larger specimens often needing additional time. During this establishment period, the tree regenerates roots that were inevitably lost during the move. Signs of successful establishment include normal seasonal growth patterns, healthy leaf development, and reduced dependence on supplemental watering. The quality of aftercare during this critical period significantly influences long-term survival rates.
Self-transplanting is feasible for small trees with trunk diameters under two to three inches if you have proper tools and follow correct techniques. However, medium to large trees require professional expertise and specialized equipment to ensure tree survival and property protection. While professional services cost more initially, they achieve much higher success rates and prevent potential damage to your property or the tree itself. The investment in professional services often proves worthwhile when considering the value of mature trees.