You may already know the trick of putting aspirin in the water of cut flowers to keep them fresh longer. However, according to a study by the University of Rhode Island (USA), acetylsalicylic acid, or aspirin, is not only useful for cut flowers, it can strengthen their immune system, making them grow bigger and bigger. robust.
The researchers dissolved four aspirin tablets in four liters of water, spraying the solution onto a group of plants every three weeks. By the end of the season, the aspirin-treated plants had grown more and were stronger because they were more resistant to microorganisms and fungi.
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