A snow plow for attachment to a vehicle, the snow plow including a mounting apparatus having at least one mounting upright. The snow plow further including a plow blade including a retention apparatus constructed and arranged to slidingly and disengageably secure the plow blade to the mounting upright(s) when the plow blade is in a working orientation. The plow blade includes a limiting apparatus that limits upward movement of the retention apparatus. Preferably, the limiting apparatus includes a retention pin that can be secured within one of a plurality of vertically spaced apertures in the mounting upright(s) such that vertical positioning of the retention pin is adjustable. The snow plow further preferably includes a hoist or lifting upright having a lifting assembly, wherein the lifting assembly can raise the plow blade off of the ground.