Scindapsus holes? Pests? Why?!

Hello! Why does my scindapsus have these holes along the center? Is this normal? Not all of the leaves have it, but all the new growth does I can find ANY pests! So confused Thanks 😊

Water only when dry Homemade aroid mix for soil Pot has great drainage Fertilized at random Grow lights 16hrs on 8hrs off Some light from west facing window, but most just grow lights