Little brown dots forming

Hi it's my first grow and have seen rapid growth through my first week but was wondering what these little brown dots are that are forming on my bottom leaves I'm using advanced nutrients pH perfect sensi grow and have it at 2ml per liter rn
 

Attachments

  • IMG_20200111_064947.jpg
    IMG_20200111_064947.jpg
    2 MB · Views: 23
  • IMG_20200111_064953.jpg
    IMG_20200111_064953.jpg
    2.3 MB · Views: 23
  • IMG_20200111_065014.jpg
    IMG_20200111_065014.jpg
    1.4 MB · Views: 20
Back
Top