i been trying to get pregnant for the past weeks me and my boyfriend been having food cravings and nausea  my period started 2 days early with light spotting only when i wiped as the days went by today i was originally suppose to start my period and it got heavier with some clots could i be having a miscarriage 

i dont know if im having implantation bleeding 

Just keep monitoring it for now unless you think your miscarrying or something is wrong then make an appointment with doctor to be checked out