The hand tools still used by gardeners originated with the earliest agricultural implements used by man: the spade, the garden hoe, the pitchfork, the garden fork, the garden rake and the plough. The earliest tools were made of wood, flint and bone.
The development of metal working, first in copper and later in iron and steel, enabled the manufacture of more durable tools. Industrial metalworking enabled the manufacture of cutting tools, including pruning shears, grass shears and secateurs.
The first power tool to become popular with gardeners was the lawn mower. This has been followed by a very wide range of power tools, including cultivators, string trimmer, Irrigation sprinklers, hedge trimmers, lawn aerators, leaf sweepers, leaf blowers, and mini-tractors.
Other tools include:
Pollution from gas-powered equipment is a significant source of air pollution. US emission standards specifically limit emissions from these small engines.