Plagron Growmix 50L
Plagron Growmix 50L
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Enjoy an effortless vegetative phase and explosive early growth with Plagron Growmix. This premium soil substrate is blended using a selection of the finest, most structurally sound peat types available. Enhanced with a generous inclusion of unique organic fibres and horticultural perlite, Growmix delivers an incredibly light, fluffy texture and an elite oxygen-to-water ratio that encourages rapid root migration.
Pre-loaded with a sophisticated blend of mineral nutrients, Growmix satisfies your plants' nutritional demands for the first three weeks of growth. This lets you focus entirely on root establishment and canopy management before needing to introduce a liquid feeding regime.
Core Cultivation Advantages:
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Three-Week Nutritional Runway: Pre-fertilised with a refined combination of high-grade nutrients that fully fuel your crop through the initial vegetative weeks. It bridges the gap between transplanting and the onset of heavy blooming perfectly.
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Infused with Premium Worm Castings: Contains an abundant presence of Plagron’s signature worm castings. This rich organic component introduces natural soil biology, promotes vigorous plant health, and enhances natural water-holding capabilities.
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Exceptional Drainage & Aeration: The carefully structured peat, perlite, and fibre matrix keeps the medium open and free-draining. This structure stops the soil from compacting over multiple watering cycles, protecting your roots from suffocation.
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Total Control Over Bloom: Because the built-in nutrition tapers off after three weeks, you are in the driver's seat by the time your plants hit the critical flowering phase. You can choose exactly how and when to fertilise, matching nutrients to your specific bloom targets.
Technical Specifications
| Metric / Attribute | Specification Details |
| Substrate Base | Select Peat Blend with Perlite & Premium Fibres |
| Organic Inputs | Plagron Worm Castings |
| Nutrient Duration | Pre-fertilised for approximately 3 weeks |
| Acidity Range (pH) | 5.5 – 6.9 (Stabilised and buffered) |
| Electrical Conductivity (EC) | 1.0 – 1.4 mS/cm |
Ecosystem Synergy
Plagron Growmix is an ideal foundation for plants intended for heavy fruit and flower production. For the best results, start introducing Plagron Terra Bloom base nutrients and Green Sensation flowering additive around week three or four, or when your plants begin to show signs that the initial soil nutrition has been fully utilised.
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Premium Growing Media
Explore our range of growing media including coco coir, perlite, rockwool, soils and potting mixes, everything you need to build the perfect foundation for your plants.
Not sure how much you need? Use our Garden Calculators to work out exactly the right volume for your pots, raised beds, or grow space.