Level 3

Difficulty

 * Since it requires double amount of cats than level 2, it is a bit harder.
 * Up to 3 cats can appear every 6.5 seconds. Fortunately, up to 2-costume cats can appear
 * 400 sun given should be plenty for planting sunflowers

Strategy

 * Start with sunflowers first. Plant at least 2 which spends 350 sun.
 * Plant a peashooter and another one once you have 40 or more sun after you planted the first one.
 * Don't let the cats scratch your plants.