Although couch grass (pronounced coo-ch, Latin name Elymus repens sometimes known as Agropyron repens) is said to have uses in herbal medicine, most gardeners and allotment holders will know it as an invasive weed that is difficult to control.
Our own little plot is riddled with it.
It might seem as though you’re fighting a losing battle when it comes to couch grass, but with perseverance and a little bit of understanding about how it grows and survives, it is possible to keep it at bay. (Although that is likely to take us many years of vigilant work!)
Why is it a problem?
Couch grass grows rapidly through the top layer of soil, creating a thick mat of roots, removing water and nutrients from the soil and making it difficult to plant other things.
Like all plants, it exudes chemicals to help it survive and some of these…
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