Be careful, each zombie has its own special skills, so you have to think the plant that will kill them faster. Choose the ones you need, grow sunflowers and use the sun to earn points to grow more plants. Use your garden to plant all kind of plants, each one of them with different features, they explode, fire, double fire, freeze and more.
Use peashooters, wall-nuts, cherry bombs and many more plants to annihilate hordes of 26 types of zombies before they reach your house. A lot of zombies are invading your home, forget weapons because your only defense is an arsenal of 49 zombie-zapping plants.