reduce fungus gnats on houseplants

watering ingredients:
- 1 litre water
- 1 tsp liquid dish soap
- 1/4 tsp white vinegar

1.  Mix well and use it to watering the plant every week.


spray ingredients:
- 1 part hydrogen peroxide
- 4 part water

1. Mix well and spray down the indoor plant soil.


trap ingredients:
- apple cider vinegar
- several drops liquid dish soap

1. Mix it, keep it in a cup or bowl which closed to the plants. Replace it every couple of days.