Why do my houseplants have gnats?

Related questions

1. Do gnats die off in the winter?
2. How do you get rid of gnats infestation outside?
3. How do you get rid of gnats in sewer?
4. What can I spray on my plants to kill gnats?
5. Will fly spray kill fruit flies?
6. How does Dawn dish soap get rid of gnats?
7. How long does a gnat infestation last?
8. Can bleach kill drain flies?
9. Can bleach kill gnats?
10. What can I spray on gnats to kill them?

Tags

1. #houseplants
2. #typically
3. #result
4. #action
5. #plants
6. #indication
7. #become
8. #larvae
9. #first
10. #gnats
11. #houseplant
12. #fungi
13. #fungus
14. #their
15. #potting
16. #hence
17. #contains
18. #moisture
19. #which