Thousands of trees are being felled in Somerset to stop the spread of a killer disease. Sudden Oak Death attacks more than 100 varieties of plants and is spreading faster than predicted. The National Trust And The Forestry Commissionare having to cut down trees to stop the infection from spreading.
How plants know when they are too close to each other
Sorghum plants can sense nearby plants through chemicals in the soil water, and this makes them slow their growth, which helps explain why planting crops close together doesn’t always increase yields.

