The best replacement for hps is led.

The best alternatives to hps are rated as following:
★★★★★  led
★★★★★  mh
★★★★  metal halide
★★★  cfl
★★  hid
★★  t5
★★  mh for veg
★★  fluorescent
★  mh lights
★  mh lighting
★  led grow lights
★  mh flowering
★  hp plus
★  led lumens
★  led street lights
  cmh
  hp+
  led grow
  mh grow lights
  metal halide for grow
  lps
  halide
  kleeman
  led for growing
  cfl cannabis
  t5 ho
  1000 watt hps
  dual spectrum
  mercury vapor
  led yield
  mh which is better
  mh lamps
  envirolite
  induction
  metal halide for growing

Your alternative for hps is not listed? Suggest!
Speaking about hps, one probably shouldn't forget about cfl.

Other search terms related to hps and their ratings are:
★★★★★ cfl
You have in mind a companion for hps and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of hps in all years. Click on graph for more.
hps
led
mh