Growing Garlic at the Allotment

Growing Garlic at the Allotment

Growing Garlic: A Complete Guide

Garlic is part of the Allium family and are easy to grow with little maintenance required. 

As a key ingredient of many popular dishes, growing garlic is easy for even amateur gardeners. Garlic is a hardy plant that needs very little space and care and in return provides an abundant harvest.

Garlic not only adds flavour to popular Italian and Mediterranean dishes but also has many health benefits. It is high in antioxidants and anti-inflammatory properties and aids in controlling blood pressure, cholesterol and blood sugar. Garlic can help control acne-causing bacteria and also improves immunity.

It is very easy to grow garlic in the UK, all you need is the right soil preparation and sunlight to produce a year-long supply of garlic cloves.

Generally, they are sown during October-November time but can be sown through until February. They like the cold to start with but require well-drained soil to prevent rot. They then require full sun, so ensure they have an open space that is kept weed-free. 

Sow directly into the soil, splitting up the bulb into individual cloves and placing them approximately 1 inch into the ground with the pointed end facing upwards and the flat end going into the soil first. Plant each clove about 6 inches apart. You can start them off in pots and plant out if you wish, especially if you have very wet soil. They only need to be moistened slightly if they're kept under cover. 

The soil will require some good compost or manure mixed in before you sow. Dig in some lime if you have acidic soil.  

Garlic only requires a little watering during dry periods until they are well established or you will risk them going rotten. Do not water from over-head.  
To prevent the birds from pinching them, you will be as well to protect them until they become established. 

Although you can plant shop bought garlic cloves it is wise to ensure you choose those that you know are from the UK as imported produce may not grow well due to other climate requirements and may also carry disease.  

Types of Garlic

The two main types of garlic are Hardneck and Softneck. 

Softneck Garlic

When growing garlic of this variety you get more cloves per bulb making them extremely popular. This garlic variant doesn’t have flower spikes and is hence called softneck, because its “neck” remains flexible. Softneck garlic has a milder flavour and can be stored for a longer duration. However, this garlic variant cannot tolerate harsh winter temperatures and therefore is more suited to grow in southern parts of the UK, where the temperatures are milder.

Hardneck Garlic

This garlic variant has a few cloves about 10-12 per bulb and has a very strong flavour profile. When growing hardneck garlic, you will notice a flower stalk emerging from the middle and bearing a flowerhead upon maturation. This garlic variant can handle extreme temperatures and can be grown across the UK. However, one downside is that it has a shelf life of only three months. 

How To Grow Garlic

When planning to grow garlic in the UK choose a location that receives regular sun, and has fertile and free-draining soil, which will not get too wet during the colder months. 

Get your garlic bulb from a local nursery or gardening store and not off the supermarket shelves. Break off the cloves and place them in the soil about 2.5 inches from the top with the pointed end facing upwards and the flat end going into the soil first. Plant each clove about 6 inches apart. 

When to Plant Garlic

Generally, garlic bulbs are sown during October-November but can be sown through until February. They like the cold to start with but require well-drained soil to prevent rot. They then require full sun, so ensure they are in an open space that is kept weed-free. 

You can start them off in pots and plant them out once they mature a bit, especially if you have very wet soil. They only need to be moistened slightly if they're kept under cover. 

The soil will require some good compost or manure mixed in before you sow. Dig in some lime if you have acidic soil.  

Garlic only requires a little watering during dry periods or you will risk them going rotten. Do not water garlic plants from the top, rather place the watering pipe at the ground level. To prevent the birds from destroying young garlic plants, you will need to have a net cover over them until they mature.

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Growing Garlic in Summary

Sowing Garlic

  • Sow with clove tip pointing upwards
  • A sunny weed-free position
  • Use UK varieties

Growing Garlic

  • Requires very little water
  • Snap off flowering stems
  • Protect from birds

Harvesting Garlic

  • Harvest when the leaves are bent over and yellowing
  • Dry the garlic until the outer layer becomes paper-like
  • Stores for several months