30 days before fertilisation
Foliar spray 30 days before fruit-set at a rate of 3 L/
Crop information
Also known as filberts or cob nuts, hazelnuts are native in the northern temperate zones. Kelpak trials were conducted in the hazelnut production region in Oregon with significant results including:

0 % - 25 %
| Category | Hazelnut yield increase |
|---|---|
| 2020 (3 × 3 L) | +14% |
| 2021 (3 × 3 L) | +14% |
| 2022 (3 × 3 L) | +8% |
| 2024 | 2 × 5 L (2 × 5 L) | +25% |
| 2024 | 2 × 3 L (2 × 3 L) | +17% |
| 2024 | 1 × 10 L (1 × 10 L) | +14% |
Foliar spray 30 days before fruit-set at a rate of 3 L/
Foliar spray 15 days before fruit-set at a rate of 3 - 5 L/
Foliar spray at fruit-set at a rate of 3 - 5 L/

Promoting Growth
Kelpak Plant biostimulant improves root development, flowering, fruit set, fruit retention and crop resilience by using nature's own code to elicit powerful responses in crops that improve quality and yield. Available in multiple formats for farms of all sizes.
