Daily Mail

Grass is greener on other side (of a storm)

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YOUR eyes aren’t deceiving you if your lawn looks much greener after it has rained. There is a scientific reason why it does.

During a rainstorm, nitrogen in the soil is turned into nitrate, which is a key plant nutrient (and is widely used as a fertiliser).

Very quickly, the grass absorbs the nitrate to create more chlorophyl­l — the pigment that harnesses sunlight through photosynth­esis and gives plants the energy to grow.

And as every school child knows, chlorophyl­l is green (indeed, its name is derived from the Greek word for the colour) — so the more it rains, the more your plants will turn green.

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