Dutch Pro Bloom 1 Component Powder is an all-in-one bloom-phase feed in powder form, designed to deliver the 17 essential elements your plants need during flowering. The water-soluble formula is free from heavy metals and works in soil, coco, and hydroponic systems with both hard and soft water. Key benefits All 17 essential elements in one product — single-product simplicity, no separate A+B feeds during the bloom phase. Free from heavy metals — clean formulation suitable for food crops alongside ornamentals. All substrates — works in soil, coco, and hydroponic systems. Hard or soft water — one formulation covers both, no water-specific SKUs. Simple per-litre dosing — 1.4 g per 1 L water, target EC 1.8–2.3. Use throughout the bloom phase — from week 1 of flowering onwards. Specifications Property Value Form Powder, water-soluble Use phase Bloom (flowering) Dosage 1.4 g per 1 L water Target EC 1.8 – 2.3 Essential elements 17 essential plant nutrients Heavy metals Free from heavy metals Substrate compatibility Soil, coco, hydroponics Water compatibility Hard water and soft water Available weights 500 g, 1 kg, 2.5 kg, 5 kg Storage Cool conditions, tightly sealed in the original packaging How to use Use 1 Component Powder Bloom only during the bloom phase. If transitioning from the vegetative phase, you'll have been using Grow 1 Component Powder — switch to Bloom 1 Component Powder once flowering begins. Add 1.4 g of powder per 1 litre of water. Mix until fully dissolved. Adjust EC to the 1.8–2.3 target range. Apply throughout flowering — week 1 onwards, for the duration of the bloom phase. From around week 3 of bloom, add Dutch Pro Explode alongside your base feed as a flowering stimulator. For a complete late-bloom finish, pair with Dutch Pro Quantum Massive Powdershot in the final weeks of flowering. Storage: keep out of reach of children. Store in cool conditions, tightly sealed, in the original packaging. What's included Dutch Pro Bloom 1 Component Powder in your selected weight (500 g, 1 kg, 2.5 kg, or 5 kg). Frequently asked questions What does "1 Component" mean? 1 Component combines all 17 essential plant elements into a single powder, simplifying the bloom-phase feeding programme. There is no separate A and B to mix — one product delivers the complete nutrient profile. Can I use this in soil, coco, and hydroponic systems? Yes. The formulation works in all three substrates and is compatible with both hard and soft water. What dosage and EC should I aim for? Add 1.4 g of powder per 1 L of water. Adjust the resulting nutrient solution to a target EC of 1.8–2.3 before feeding. When during flowering should I use it? Throughout the bloom phase, from week 1 of flowering onwards. Stop using Grow 1 Component Powder when you switch to Bloom 1 Component Powder. Can I use it alongside Dutch Pro Quantum Massive Powdershot? Yes. Bloom 1 Component Powder is the bloom-phase base feed; Quantum Massive Powdershot is the high-PK booster for the final weeks of flowering. Use them together for a complete late-bloom programme. Multi Total can also be used throughout to optimise nutrient uptake. Browse the full Dutch Pro range for all base feeds, additives, and boosters.
