He said: “Adding large quantities of oxygen into the soil will not only help the lawn roots, drainage, moss control, and more, it will also increase the number of fungi and bacteria that will fight against the fruiting fungi.
“Keep chemicals away as all they do is damage the soil.”
This essentially means making holes in the lawn at intervals to reduce compaction and in turn boost the grass health.
If using a regular long-handled garden fork, do it annually in early autumn.
For those using a hollow tine aerator, do it every two to four years.
Gardeners can also hire machines to aerate large lawns.