Moving a heavy, soil-filled urban planter box by yourself is challenging but often possible with the right strategy. It depends on the box's size, weight, and your physical capability. For smaller boxes, you might manage alone by first removing some soil to drastically reduce weight. Use a sturdy garden trowel to take out soil into buckets. For larger boxes, it's safer as a two-person job to avoid injury or damage.
If attempting solo, proper tools are essential. Slide a furniture dolly underneath the planter. Use leverage by carefully tilting the box onto its edge. Employ moving straps for better grip and control. Always lift with your legs, not your back, and wear sturdy gloves. For very large or cemented planters, hiring professionals is wise. Assess the situation honestly—safety should always come first in your urban gardening projects.