Essential Lawn Starter Pack for Zoysia – Large Bundle Covers up to 80-160 m2 Gives you water crystals and fertiliser to help you establish your new lawn. The Underlay water crystals help to hold moisture near the new growing roots and the fertiliser gives essential nutrients. The Zoystar gives ongoing fertilisation and nutrition. 1 x 4 kg Underlay (Covers 160 m2 each) 1 x 4 kg Zoystar Fertiliser (Covers 400 m2)