what do you use to try and make plants bigger and better

Question: what do you use to try and make plants bigger and better
- Keywords:
  big,
  improve,
  plant
Asked by SUPER NOVA to Freddie on 11 Nov 2016.
- Freddie Morrison answered on 11 Nov 2016:
  
  This weird molecule called ‘Fulvic acid’ – I’m not sure if it’s working yet though but I’ll find out soon!

Question: what do you use to try and make plants bigger and better