Soil growing kits are a simple and reliable way to start indoor growing, offering a natural approach that is easy to manage and ideal for beginners. Using soil as the growing medium, these kits provide a forgiving environment that helps plants develop strong roots and healthy growth.

At Acorn Horticulture, we supply a range of soil grow kits in the UK designed for growers who want a straightforward indoor setup. Whether you are using grow lights, setting up a system with grow tents and ventilation, or looking for an alternative to hydroponic grow kits, soil growing kits provide an easy and effective way to get started.

Mega Pot – 4 Pot system-16L fabric pots

£90.00 incl. Vat

 

 

4 pot 16 litres gravity fed system made for growers who like shorter plant cycle lengths. The Multi-Pot is an easy to use gravity fed system that uses just 1 valve to feed 4 plants.

KEY VALUES:

  • Easy to set up! – only 1 valve
  • Perfect layout for 4 x 16L pots
  • Pots are raised just 10mm off the ground for maximum headroom
  • Can be modular for larger spaces
  • Can be used with air curtains
  • Gravity fed no electricity needed!
  • Designed & Manufactured in the UK
  • Designed for fabric pots!
  • ½” Icetube reflective pipe with black inner core to reduce temperatures and stop light penetration!
  • Mega-Valve with a massive 10mm inlet hole to prevent any blockages!
  • 10mm raised base with channels specifically designed to grip air curtains!
  • Allows nutrients to be oxygenated at all times and gives the plant a boost!
  • Scalable from a single Multipot system to 100’s of modules!
  • Circular design allows for the plant to be turned!
  • Tapered side walls allow for complete root pruning!

DIMENSIONS:

  • 80cm x 80cm x 12.5cm

IWS 48 Pot Pro Flood & Drain

Original price was: £1,390.00.Current price is: £1,250.00. incl. Vat

The IWS Flood & Drain System is the finest horticulutral system of it's type on the market to date. Specialising in active technology utilising the very best products giving your plants the greatest chance of success. The IWS Flood & Drain System delivers water based nutrients to your plants via a pump. As the water is forced through your growing medium of choice it replaces all the stale oxygen in your pots with fresh oxygen giving your roots a boost every time they feed.

This 48 Pot Pro System includes everthing you need to just set up and grow and has a super fast flood and drain time thus the name 'pro' unit:

•700 litre tank with pumps
•Brain pot with complex timer unit & dual pumps
•48 pots (inner & outer) & 48 IWS stands
•6 elbows & 42 T pieces
•48 sealing glands
•60 metres of 16mm pipe

IWS 48 Pot Flood & Drain

£1,050.00 incl. Vat

The IWS Flood & Drain System is the finest horticulutral system of it's type on the market to date. Specialising in active technology utilising the very best products giving your plants the greatest chance of success. The IWS Flood & Drain System delivers water based nutrients to your plants via a pump. As the water is forced through your growing medium of choice it replaces all the stale oxygen in your pots with fresh oxygen giving your roots a boost every time they feed.

IWS 36 Pot Flood & Drain

£895.00 incl. Vat

The IWS Flood & Drain System is the finest horticulutral system of it's type on the market to date. Specialising in active technology utilising the very best products giving your plants the greatest chance of success. The IWS Flood & Drain System delivers water based nutrients to your plants via a pump. As the water is forced through your growing medium of choice it replaces all the stale oxygen in your pots with fresh oxygen giving your roots a boost every time they feed.

IWS 24 Pot Flood & Drain

£745.00 incl. Vat

The IWS Flood & Drain System is the finest horticulutral system of it's type on the market to date. Specialising in active technology utilising the very best products giving your plants the greatest chance of success. The IWS Flood & Drain System delivers water based nutrients to your plants via a pump. As the water is forced through your growing medium of choice it replaces all the stale oxygen in your pots with fresh oxygen giving your roots a boost every time they feed.

IWS 12 Pot Flood & Drain

£645.00 incl. Vat

The IWS Flood & Drain System is the finest horticulutral system of it's type on the market to date. Specialising in active technology utilising the very best products giving your plants the greatest chance of success. The IWS Flood & Drain System delivers water based nutrients to your plants via a pump. As the water is forced through your growing medium of choice it replaces all the stale oxygen in your pots with fresh oxygen giving your roots a boost every time they feed.

IWS 6 Pot Flood & Drain

£545.00 incl. Vat

The IWS Flood & Drain System is the finest horticulutral system of it's type on the market to date. Specialising in active technology utilising the very best products giving your plants the greatest chance of success. The IWS Flood & Drain System delivers water based nutrients to your plants via a pump. As the water is forced through your growing medium of choice it replaces all the stale oxygen in your pots with fresh oxygen giving your roots a boost every time they feed.

What Are Soil Growing Kits?

Soil growing kits are complete indoor growing systems that use soil or potting mix as the main growing medium. These kits are designed to provide everything needed to grow plants indoors while keeping the process simple and easy to manage.

Unlike hydroponic systems, soil-based growing relies on the natural properties of soil to hold nutrients and water, allowing plants to absorb what they need over time.

Why Choose Soil Growing?

Soil growing remains one of the most popular methods for indoor gardening because it is straightforward and forgiving, making it ideal for beginners and those who prefer a more natural approach.

  • Easy to use and beginner-friendly
  • Natural buffering of nutrients and moisture
  • Less maintenance compared to hydroponic systems
  • Suitable for organic growing methods
  • Lower setup cost and complexity

Because soil retains nutrients and water, it can help reduce the risk of mistakes and provide a more stable growing environment.

What’s Included in a Soil Grow Kit?

Most soil growing kits include everything needed to get started with indoor growing:

  • High-quality soil or potting mix
  • Pots or containers
  • Base nutrients and feeding solutions
  • Grow lights and environmental equipment (in complete kits)
  • Optional irrigation or watering systems

These kits simplify the process by providing all the essential components in one package, making them ideal for beginners.

Soil vs Coco vs Hydroponics

Different growing methods offer different levels of control and performance:

  • Soil – easy to manage, natural and forgiving
  • Coco – a balance between soil and hydroponics
  • Hydroponics – faster growth and more control, but more complex

Soil growing is often the best starting point before moving into more advanced indoor growing methods.

Soil Grow Kits and Indoor Setups

Soil growing kits are typically used as part of a complete indoor growing system. For best results, combine your kit with:

This setup allows you to maintain stable growing conditions and achieve consistent results throughout the growing cycle.

Helpful Guides for Soil Growing

If you want to learn more about indoor growing and soil-based setups, explore our guides:

These guides will help you get the most out of your soil growing setup.

Shop Soil Growing Kits in the UK

At Acorn Horticulture, we supply soil growing kits for indoor growers across the UK. Whether you’re starting your first grow or looking for a simple and reliable setup, our range is designed to help you achieve healthy plants and consistent results.

Browse our full selection above to find the right soil grow kit for your setup.

FAQs

Are soil grow kits good for beginners?

Yes, soil grow kits are one of the easiest ways to start indoor growing because they are simple and forgiving.

Do soil grow kits need nutrients?

Yes, plants still require nutrients, although soil helps retain and buffer them more naturally.

Is soil better than hydroponics?

Soil is easier to manage, while hydroponics offers faster growth and more control.

What type of soil should I use indoors?

Indoor growing typically uses potting mixes designed for containers, which provide good drainage and aeration.