Edison Lighthouse are an English pop band, formed in London in 1969. The band was best known for their 1970 hit single "Love Grows " recorded in late 1969.

"Love Grows (Where My Rosemary Goes)" is the debut single by Edison Lighthouse. The song reached the number one spot on the UK Singles Chart on the week ending 31 January 1970, where it remained for a total of five weeks. It also became the first number one single of the 1970s (not counting Rolf Harris's "Two Little Boys" which was a holdover from 1969).