Attachment 273635

I see this white stuff on the edge of the rapid rooter....is it mold or is it just salt build up?

Please help!!!!

And thanks in advance for any helpful info!!!!
TamyLove420 Reviewed by TamyLove420 on . Salt or Mold? 273635 I see this white stuff on the edge of the rapid rooter....is it mold or is it just salt build up? Please help!!!! And thanks in advance for any helpful info!!!! Rating: 5