Become an Auckland Domain volunteer this Arbor Day. On June 5 grab your spade, bucket or wheelbarrow and head to one of the Domain to lay mulch for the future of some of our oldest trees. Those unable to make it on the day can still register to be kept informed about future volunteer opportunities in the domain. Arbor Day is on June 5 from 1pm till 4pm, meet at the Auckland Domain grandstand. Search ‘‘arbor day auckland domain’’ to register online.