Surrounded by bush in a botanic garden in Wellington, scientist Karin van der Walt is experimenting with liquid nitrogen and tree seeds.
Read the latest NZIFSB report; make your nominations for the Network annual awards and much more.
It is time again to honour those who have made an outstanding contribution to native plant conservation in New Zealand.
Collecting and storing seeds is a way of potentially saving native trees from extinction.
Find out about the latest biosecurity research being undertaken at Manaaki Whenua - Landcare Research with partner organisations