While lighting and nutrients get much of the glory, your choice of grow media and soils are the most important factor for root health. The medium you choose dictates how often you need to water, how much oxygen reaches the roots, and how much “buffer” you have against pH swings.
At The Horticulture Company, we supply a comprehensive range of soils, coco coir, and hydroponic substrates. Because we understand that every grower has a different style, we only stock professional-grade brands like CANNA, BioBizz, and Plagron. Whether you want the organic taste of traditional soil or the explosive growth of hydroponics, we have the perfect foundation for your garden.
Deciding between soil and coco can be difficult because both offer unique advantages. However, once you understand the characteristics of each, you can select the media that best fits your daily routine.
Explore our primary grow media categories:
Organic Soils & Potting Mixes: Soil is often the best choice for beginners because it contains natural nutrients and acts as a pH buffer. Consequently, it is much more forgiving if you make a mistake with your feeding schedule.
Coco Coir & Coco Pebbles: Many experienced growers prefer coco because it offers the control of hydroponics with the ease of soil. Because coco is highly aerated, it allows for faster nutrient uptake and quicker growth cycles.
Clay Pebbles (Leca): If you are running a recirculating hydroponic system like an IWS or an Oxypot, clay pebbles are essential. They provide excellent drainage and do not break down over time, which ensures your pumps and drippers stay clear of debris.
Sometimes, a standard bag of soil isn’t enough to achieve your goals. Therefore, we also offer specialized amendments to help you “supercharge” your chosen medium.
If your soil feels too heavy or stays wet for too long, you should consider adding Perlite. This volcanic glass improves drainage and prevents the media from becoming compacted. Conversely, Vermiculite is excellent for moisture retention, making it a popular choice for propagation and seed starting.
We recognize that many of our customers are looking for environmentally friendly alternatives. Therefore, we stock a variety of peat-free options that deliver high-performance results without the environmental impact of traditional peat-based composts.
Since 2017, we have tested almost every medium on the market in our own trials. We know that “cheap” supermarket soil often contains pests or inconsistent nutrient levels. Instead of taking that risk, we provide only the highest-quality, sterilized media that is guaranteed to be free from pathogens.
If you are unsure about the difference between BioBizz Light-Mix and All-Mix, or if you need help calculating how many bags you need for your pots, our team is ready to help. You can call us on 01926 511151 or visit our Kenilworth store for expert advice.
Give your roots the environment they deserve. Browse our full range of soils and grow media below for fast, discreet UK delivery.
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