Here is the full list of all 17 Crazy Veggies achievements.
Clear level 20
Clear up 100 tomatoes
Clear up 500 tomatoes
Clear up 1000 tomatoes
Clear up 100 potatoes
Clear up 500 potatoes
Clear up 1000 potatoes
Clear up 100 radishes
Clear up 500 radishes
Clear up 1000 radishes
Clear up 100 onions
Clear up 500 onions
Clear up 1000 onions
Clear level 40
Clear level 60
Finish level in less than 3 steps
Finish level using out steps