Plants need help to survive summer heat

When summer heat waves hit, most people can seek out air conditioning. Plants can’t. “They’re rooted in place, so they have to deal with whatever comes along,” said Sharon Yiesla, plant knowledge specialist in the Plant Clinic at The Morton Arboretum in Lisle. “Stretches of severe heat can be hard on them.” How well a plant handles hot weather depends largely on the climate in the place it originally came from. Many of the annual flowers we use in gardens and containers, such as petunias, zinnias and begonias, as well as vegetables such as tomatoes, peppers and cucumbers, come from […]