Single line weed vegetation trimmer and/or edger with continuous line feed

A weed and vegetation trimmer, comprising:

• a trimmer head configured to rotate a portion of a trimmer line comprising a cutting end of the trimmer line;
• a trimmer motor configured to drive rotation of the trimmer head;
• a continuous line feed mechanism secured to the trimmer motor and configured to continuously feed the trimmer line into the trimmer head by a line feed motor while the continuous line feed mechanism is active, wherein the continuous line feed mechanism comprises a pair of wheels or a pair of gears that grip the trimmer line in place and comprises a release mechanism that facilitates release of the pair of wheels or pair of gears from the trimmer line;
• and
• one or more line feed activation mechanisms configured to control an activation and a deactivation of the line feed motor of the continuous line feed mechanism, wherein the release mechanism comprises a spring to maintain the pair of wheels or pair of gears in contact with the trimmer line and a lever or button to separate the pair of wheels or pair of gears from the trimmer line.