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Wild kiwifruit

Wild kiwifruit

KVH works collaboratively with regional councils and landowners to manage wild kiwifruit populations and unmanaged orchards to reduce biosecurity risk to the New Zealand kiwifruit industry. 

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Wild kiwifruit

In October 2020, KVH and the Bay of Plenty Regional Council (BOPRC) signed an agreement to continue to work together to manage this pest plant over the next 10 years. Under the new agreement, KVH will manage the administration involved in the running of the programme while also contributing $150,000 annually towards control costs and surveillance costs. BOPRC will contribute $100,000 per annum and support KVH in gathering landowner contributions.

KVH has also partnered with Zespri and the Kiwifruit Breeding Centre. Through their significant contributions, the programme has been able to expand and control wild kiwifruit infestations previously left unchecked.

If you know the location of any unrecorded wild kiwifruit infestations, contact your local regional council or unitary authority with details so the infestation can be assessed and programmed for control.

Why control the wild population? The reason wild kiwifruit vines are a biosecurity risk to New Zealand’s kiwifruit industry is that they act as a vector for Psa and other kiwifruit pests and diseases. The wild population can act as a reservoir for biosecurity threats, undermining eradication, and control efforts on commercially productive vines.

They are also a threat to our environment. Wild kiwifruit vines are vigorous climbers, and if left uncontrolled, it can form dense heavy blankets of vines that strangle trees, causing them to die or collapse. Vines can also smother forestry plantations and New Zealand’s native bush.


How to prevent wild kiwifruit establishing

GROWERS

Remove unpicked fruit from vines and mulch as soon as possible. This prevents mass feeding by birds and allows the fruit to compost as quickly as possible.

POST-HARVEST OPERATORS

Cover bins of reject fruit to prevent birds feeding on ripening fruit.

FARMERS

Cover stockpiles of fruit with shade cloth, windbreak netting or something similar to prevent birds from getting to any fruit. Feed out only what will be eaten by stock at one time to prevent birds from eating leftovers.

MEMBERS OF THE PUBLIC

Be very careful with the disposal of kiwifruit, particularly while out in the bush.

KILL WILD KIWIFRUIT PLANTS

Cut vines at ground level. Apply Vigilant Gel® herbicide to the top and sides of the cut stump or any exposed roots. Ring-bark stumps or large roots with a machete or pruning saw to assist absorption of the herbicide gel. Carefully trace all vine stems to find where they may have taken root. Cut any rooted stems at ground level and apply Vigilant Gel®. Never apply Vigilant Gel to stumps within a kiwifruit orchard. For controlling kiwifruit stumps within an orchard, please refer here.

SEEN SOMETHING UNUSUAL?

KVH investigates reports of unusual symptoms to identify and manage any biosecurity risks.

Make A report

LATEST NEWS

13 Jan 2025

Welcome back

We hope you all had a merry Christmas and were able to enjoy the holiday season with family and friends. We look forward to working with you throughout the year ahead, ensuring our biosecurity system remains strong and we keep damaging exotic pests and diseases from our orchards.

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16 Jan 2025

South Auckland fruit fly controls to remain in place

Legal controls on the movement of fruit and vegetables in Papatoetoe will remain in place for the next few weeks as part of the response to the discovery of a single male Oriental fruit fly earlier this month. Sector groups, including KVH staff and industry personnel from Punchbowl and APAC, have been providing support for heightened operational activities, which are continuing a little longer as a precautionary approach. It’s anticipated the restrictions will remain in place until mid-February. This is vital to success in keeping fruit fly out of New Zealand and protecting kiwifruit growers, and horticultural exports. It also ensures we can be confident there is no breeding population – this timeframe is based on scientific advice about the life cycle of the Oriental fruit fly. To date, no other Oriental fruit flies have been found. Fruit fly traps will continue to be regularly checked, and specialist staff in the mobile field laboratory will cut up and inspect fruit and vegetables collected in the area for any signs of larvae. So far more than 200kg of produce has been examined. There is no change to the current movement rules that are in place. The A and B Zone areas in Papatoetoe will remain the same and the instructions on the disposal of produce waste remain unchanged. Significant response updates will continue to be posted on the KVH website as they occur. Useful resources Biosecurity New Zealand website for detailed response maps, information, and resources, in many languages. KVH Oriental fruit fly fact sheet. KVH Oriental fruit fly identification guide.

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14 Jan 2025

Meet the team

Next in our series of team member introductions is Linda Peacock, our Industry Liaison & Technical Specialist. We started this series to share more about the roles we have, and how each of us interact with you, our readers and growers, in our day-to-day activities. I’ve been with KVH since its earliest days in 2011, working with growers and technical teams from all growing regions to build knowledge around best practice, particularly in terms of management of Psa. I was a long-term member of the Psa Steering Group and now am part of the Technical Working Group in the crop protection and market access innovation space where Psa related projects are considered alongside the wider scope of crop protection risks. I enjoy connecting industry players with researchers, to support projects and surveys which underpin both the crop protection and biosecurity industry space. My role has expanded over time to focus more on wider biosecurity, including managing and looking into reports of unusual symptoms seen on vines and fruit, and coordinating KiwiNet members as well as regional coordinators who all help growers and KVH build biosecurity awareness and preparedness. Meeting and sharing knowledge with a wide range of great people across the industry is the best part of my job, especially on-orchard and at field days and workshops where I can help turn technical advice into practical, easy, day-to-day activities for all growers and contractors. When I’m not working, I enjoy gardening and cycling, kayaking, and walking adventures in the great outdoors.

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