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Horticultural Liquid Manufacturer

For horticultural product manufacturers and brand owners who need a specialist liquid manufacturing partner, Grotech Production has the sector knowledge and technical capability to deliver. With over 40 years of experience working with the agricultural and horticultural sectors, we understand the formulation challenges specific to this industry – and how to avoid them.

We blend in batches from 100 to 5,000 litres, working across aqueous and oil-based formulations in a range of stainless steel, HDPE and polypropylene vessels. The project below illustrates the kind of sector-specific technical knowledge we bring to horticultural liquid manufacturing briefs.

How does horticultural liquid manufacturer Grotech Production help gardeners in the UK?

Grotech Helps the World - Gardeners in the UK

The horticultural products market is more technically demanding than it might appear. Fertilisers, nutrients, pesticides, plant growth stimulants and soil conditioners all require precise formulation and careful manufacturing to ensure they perform consistently and remain stable throughout their shelf life.

One such product that we manufacture and pack contains pure seaweed extract – or a mix of seaweed and other plant growth aids. Used in spring and again in summer to counter heat stress, seaweed-based products produce healthier, more robust plants and carry environmental benefits over some alternative growth enhancers, particularly around nitrogen run-off. They are widely used by horticultural growers, in amenity areas, orchards, forestry and golf courses, as well as through retail channels countrywide.

watering a flower bed with a watering can



At Grotech, we blend the nutrients and chemicals that make up the formulation recipe into a finished liquid product and fill it into the final packs. But the manufacturing process requires more than just blending capability. In this instance, due to the nature of seaweed extract, it is essential that it is dissolved in a specific way to ensure the sugars within are not consumed by bacterial contamination – a fermentation process that can cause the bottle to swell. The answer lies in specifying vented caps, which allow any pressure build-up to escape, keeping the product stable and the packaging intact from factory to end user. It’s exactly the kind of formulation and packaging knowledge that an experienced horticultural liquid manufacturer brings to the table.

We work closely with our customers to provide technical advice and guidance throughout the process – from formulation improvements and raw material sourcing through to packaging selection and labelling.

Grotech works with horticultural product manufacturers and brand owners across a wide range of liquid formulations. If you have a brief you’d like to discuss, take a look at our horticultural sector capabilities or our liquid blending services, or get in touch via our contact form or on 01405 761746.