When extracting seeds from a stack, the Extract action provides one seed but decreases the stack by two. Extract all properly gives one seed per plant in the stack. A single plant will also properly give one seed.

I added 25 green points to cooking before starting cooking. Ended up with 24.9 skill. The Novice roasting recipe didn't have a seasoning option. After adding one more point for 25.9 skill, the seasoning line was there.

I agree with Emilie that the scavenging animation for applying fertilizer is out of place.