All houseplants, even cacti, need water. But just how much, and how often, to water? Everybody knows that to keep a ...

Rather than helping each other out when they're attacked, plants may have to eavesdrop on each other to know when to launch ...

Winter grass seeding allows certain grass types to settle into the layer of soil before germinating in spring. Weather conditions play a big role, of course. Cold temperatures help keep seeds dormant ...