‘Test’ data is unlabelled Kaggle competition data, so I’m not augmenting it… BUT my ‘validation’ set is augmented. I was just trying to figure out if that was bad in a different thread!
Based on the answer in that thread, I removed augmentation from the “validation set” and this is what happened:

This doesn’t look like overfitting… it looks like the augmentations are straight up BAD for the model.