Recommendations for foliar feeding with Poly-feed in Thailand:
Purpose of spray | Poly-feed Foliar analysis | No. of spray applications at this stage | Recommended concentration (%) | No. of days between applications |
| Vegetative booster | 20-20-20 in alternation with 26-12-12 |
6 - 8 | 0.25 - 0.35 | 7 |
| Flowering Induction | 12-45-12 | 2 - 3 | 0.25 - 0.5 | 7 |
| Flowering booster | 3 - 4 | 0.25 - 0.5 | 7 |
it takes about 1.0-1.5 year for vegetative period of orchid starting from seedling to flowering. Therefore, the use of Poly-feed 20-20-20 and 26-12-12 will be starting at seedling stage until 1.0 or 1.5 years depending on the variety of orchid.
