Tips and Techniques

Codling moth mating disruption pheromone rings

2026-09-07T10:10:27+12:00

Codling moth mating disruption pheromone rings (against “worms” in apples) Hawi Winter PhD MSc, Waikato Branch Few things spoil the taste of a home-grown apple faster than discovering a “worm” inside. For orchardists and backyard growers alike, codling moth can be a persistent frustration - but pheromone mating disruption offers a clever, low-toxicity way to reduce damage without relying on conventional sprays. In this practical guide, Hawi Winter explains how the rings work, when to use them, and what results growers can realistically expect. The enemy: codling moth (Cydia pomonella) Codling moths are members of the butterfly/moth order (Lepidoptera). They [...]

Codling moth mating disruption pheromone rings2026-09-07T10:10:27+12:00

Summer Pruning of Stone Fruit

2022-11-21T14:23:26+13:00

Bill Rae demonstrates summer pruning Some of the ideas expressed by Bill Rae, 28-Feb-2016. Compiled by Don Harwood. Purpose Remove excess growth to allow light into the tree and onto fruiting buds Stimulate new growth. Heavy pruning stimulates lots of new growth but less fruit production. Shape the tree, pyramid or open vase shape typically. Vase has only one layer of branches extending from the stem. To limit tree height and width Remove diseased, dead and deformed wood If summer pruning is done for stone fruit, winter pruning is normally not required (unlike apples). […]

Summer Pruning of Stone Fruit2022-11-21T14:23:26+13:00

Tree Planting Animal Repellent

2013-06-12T01:21:55+12:00

Tree Planting and Animals by Nick Ledgard Canterbury Branch Member NZTCA archives All planters of shelterbelts and woodlots are fully aware of the need to protect trees from stock. Most, like me, have learnt the hard way that there is no place for sub-standard fencing. Even just one breakthrough within the first 3-4 years can spell doom for most trees. But few of us succeed in isolating young plants from smaller animals such as hares, rabbits and opossums. Therefore, farmers will be interested to hear of a ‘vermin repellent’ which seems to be working for the Forest Research Institute at Ilam. [...]

Tree Planting Animal Repellent2013-06-12T01:21:55+12:00
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