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Posted: Wed Apr 15, 2026 4:40 am
Light doesn’t just help plants grow—it may also quietly hold them back. Researchers have uncovered a surprising mechanism where light strengthens the “glue” between a plant’s outer skin and its inner tissues. This tighter bond, driven by a compound called p-coumaric acid, reinforces cell walls but also restricts how much the plant can expand. The discovery reveals a hidden balancing act: light both fuels growth and subtly puts the brakes on it.
Source: https://www.sciencedaily.com/releases/2 ... 043123.htm
Source: https://www.sciencedaily.com/releases/2 ... 043123.htm