Abstract: A tree ring including a tube having an upper end, a lower end, and an outer wall; a ground flange having an outer end, the ground flange being fixedly attached to and extending outwardly from the tube's outer wall, the ground flange further extending annularly about the tube; a plurality of seams, each seam among the plurality of seams segmenting the tube and the ground flange; pairs of flanges connected operatively at the seams, the flange pairs being adapted for interconnecting the tube's segments and the ground flange's segments; and a plurality of “T” sleeves, each sleeve among the plurality of “T” sleeves being fitted for receiving and securing together one of the flange pairs and for securing the segments in a tree ringing pattern.

Abstract: A power tool for facilitating an operator's cutting of foliage over and along the ground, the tool including a case; a tubular shaft fixedly attached to and extending forwardly from the case; a flexible line trimmer head mounted at the tubular shaft's distal end; a motor housed within the case; an axle linking the flexible line trimmer head with the motor, the axle extending through the tubular shaft; and a handle and wheeled carriage combination connected operatively to case, the handle and wheeled carriage combination being adapted for alternatively facilitating manual movement of the case, tubular shaft, trimmer head, motor, and axle during the operator's over the ground foliage cutting, and facilitating rolling movement of the case, tubular shaft, trimmer head, motor, and axle during the operator's along the ground foliage cutting.