Start on the pond. After going 'cheap' , 5 years ago we emptied the water, mud and found stones/pots/bricks at the bottom. Put the fish into a large tank, set the frogs free. Took out the old liner. Mud has a characteristic smell
. Sand. Newspaper . Thick double butyl liner. Water poured back slowly, everything else replaced. Job Done. I was surprised at the different colours that frogs come in.
Does the kiwi live in the Winter, does it shed it's leaves; usually easier to remove trees, shrubs etc. in the dormant state so that 1 can see where 1 is cutting. Do you use a shredder?
I love Russian Vine but it's another thug!