She takes great offense at the hissing, and backs out of the bed with her back arched and tail like a bottle brush. Deliver the water quickly to a large area. Best suited to round or rectangular areas of lawn or meadow. Lots of water is lost to evaporation. Hard to get consistent coverage.
Drops are too heavy for most flowers and can cause damage.
Sprinkling open soil packs it down and forms a crust - which is very bad for germinating seeds. Provides too inviting of a habitat for fungus if the foliage is frequently damp. Depending on design can be very convenient to operate. Can cover irregular and hard to reach areas Relatively expensive and labour-intensive to install or repair. Not easy to move when your planting layout changes.