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Nutrient feeding chart for coco, soil & hydroponic growing
This feeding chart shows doses per 10 litres for coco, soil and hydroponic growing. Choose the PK or Resin programme; the base-feed dose applies to each part, with A and B added in equal amounts.
Hydroponic · Choose one programme. Do not combine PK 9/18 and Resin. PK 9/18
| Product | Veg 1 | Veg 2 | Veg 3 | Veg 4 | Bloom 1 | Bloom 2 | Bloom 3 | Bloom 4 | Bloom 5 | Bloom 6 | Bloom 7 | Bloom 8 | Flush |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Grow A+B | 10–20 | 10–20 | 10–20 | 10–20 | — | — | — | — | — | — | — | — | — |
| Bloom A+B | — | — | — | — | 15–25 | 15–25 | 20–30 | 20–30 | 25–30 | 25–30 | 25–35 | 25–35 | — |
| Boost | — | — | — | — | 10–20 | 10 | 20 | 20 | 20 | 20 | 20 | 20 | — |
| Stress | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | — |
| Root Shoot | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | — | — | — | — |
| PK 9/18 | — | — | — | — | — | — | — | 2.5 | 2.5 | 2.5 | — | — | — |
Boost: bloom week 1, from day 5.
Flush: no nutrient amounts listed.
Unit conversions
Approximate volumes; use a millilitre syringe or measuring jug for nutrients.
| Product | Veg 1 | Veg 2 | Veg 3 | Veg 4 | Bloom 1 | Bloom 2 | Bloom 3 | Bloom 4 | Bloom 5 | Bloom 6 | Bloom 7 | Bloom 8 | Flush |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| EC | 1.2 | 1.3 | 1.4 | 1.5 | 1.6 | 1.7 | 1.8 | 1.9 | 2 | 2.1 | 2.2 | 1.9 | — |
| Closed room EC | 1.4 | 1.5 | 1.6 | 1.7 | 1.8 | 2 | 2.2 | 2.2 | 2.4 | 2.6 | 2.8 | 2.2 | — |
| pH | 5.5–6.5 | 5.5–6.5 | 5.5–6.5 | 5.5–6.5 | 5.5–6.5 | 5.5–6.5 | 5.5–6.5 | 5.5–6.5 | 5.5–6.5 | 5.5–6.5 | 5.5–6.5 | 5.5–6.5 | 5.5–6.5 |
| Temperature | 20–27 °C | 20–27 °C | 20–27 °C | 20–27 °C | 20–27 °C | 20–27 °C | 20–27 °C | 20–27 °C | 20–27 °C | 20–27 °C | 20–27 °C | 20–27 °C | — °C |
| Humidity % | 70–85 | 70–85 | 70–85 | 70–85 | 70–85 | 60–70 | 60–70 | 50–60 | 50–60 | 50–60 | 40–50 | 40–45 | 40–45 |
Show feed plan
Veg 1
Bloom 1
Bloom 5
Top tips
Add concentrates separately to water; follow each label for mixing order.
Measure EC before adjusting pH.
Increase feed gradually within the chart range; observe your plants.
Keep nutrients away from light and freezing; follow the label for storage.
Watch your plants and record changes before adjusting the feed.
Ask your stockist if water quality or a dose is unclear.