How long after implantation bleeding can I take a pregnancy test?

Fanistar • 2 boys ⚽️ and now a girl 🌸 My husband ( who wants an open marriage now that we had our baby 😤) and I have been TTC since late August 2017. Had a miscarriage in February 2018. Found out I was pregnant again at the end of March 2018. I'm broken but happy I

My "period" came Oct 31st it literally only lasted one day because on Nov 1st all I had was very light spotting so I put a liner... I took a pregnancy test this morning (nov 2nd) and it came out negative... how long should I wait?