Advice please!!!!

Taeler • Hey y`all I am taeler a mother of 1!! Trying for baby number 2!! I`m married and 21 years old. Just a little country fam
So my hubby and I are trying for out second baby but with my first I didn't know I was pregnant tell 3 months so tracking all this is new to me! So i was suppose to have my period 2 days ago should I start getting excited it's always on time! When should I test??!?