A new wearable technology—for plants

Plants can’t speak up when they are thirsty. And visual signs, such as shriveling or browning leaves, don’t start until most of their water is gone. To detect water loss earlier, researchers reporting in ACS Applied Materials & Interfaces have created a wearable sensor for plant leaves. The system wirelessly transmits data to a smartphone app, allowing for remote management of drought stress in gardens and crops.

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