Develop a year-round protective spray plan using KVH recommended products with different modes of action to maximise disease control. Always use label rates to avoid the risk of product resistance or tolerance developing. Success of any spray programme is reliant on good spray coverage.
KVH Recommended Product List
The list below includes protective spray products that can be used from bud break.
For a year-round list of spray products and rates click here.
KVH Best Practice Advice: Managing resistance to Psa control products.
For rules around the use of bactericides click here.
Only products with ACVM registration for Psa-V efficacy are listed.
Product Name |
Type |
Rate/100L | Use period | BioGro Status |
Aureo® Gold |
Bio-Bactericide | 50g | From budbreak to 6 weeks after flowering. | Certified |
Nordox 75 WG™ | Copper |
55-70g (winter) |
Full label claim. Full season. Do not apply to open flowers. 7 days PHI* |
Certified |
AG Copp 75 | Copper | 55-70g (winter) |
Full label claim. Full season. Do not apply to open flowers. |
Certified |
Kocide® Opti™ | Copper | 70-90g |
Suppression label claim. Full season. Do not apply to open flowers. |
Prohibited |
ChampION++® |
Copper |
70-90g |
Full label claim. Full season. Do not apply to open flowers. |
Certified |
HORTCARE® Copper Hydroxide 300 | Copper |
70-90g (winter) |
Limited label claim. Full season. Do not apply to open flowers. 7 days PHI* |
Certified |
Coptyzin | 'TEPA' Chelated Copper | 150-300ml (winter) |
Full label claim. Full season. Do not apply to open flowers. 7 days PHI* |
Prohibited |
ChampDP | Copper | 107-190g (winter) |
Limited label claim. Apply budbreak to flowering and after harvest through dormancy. Do not apply to open flowers. | Prohibited |
Tribase Blue |
Copper | 150ml | Limited label claim. Full season. Do not apply to open flowers. 7 days PHI* |
Prohibited |
BOTRY-Zen | Biological |
600g | Full label claim. Apply budbreak to flowering and after harvest through dormancy. |
Certified |
Kiwivax™ | Biological | 20g | Limited label claim. As a soil drench budbreak to flowering and harvest to dormancy; Justified Approval needed for flowering to harvest applications. |
Certified |
* PHI (Pre-Harvest Interval)
Psa protectant products
Products can be grouped into one of five categories.
Additional spray resources:
Additional resources for assessing spray coverage
Reminder to comply with Regional Council rules when spraying Growers are reminded to comply with Regional Council rules when spraying. More information can be found on the NZKGI website. |