Test Out Hydroponics

Growing plants without dirt? Learn about the strange-but-true science of hydroponics.

Having good soil and water are vital to having a good garden. But did you know that some plants can grow with no soil? Let's test this out by growing soybeans in a test tube with only water, and not a speck of dirt. This activity is part of our 4-H At-Home Garden Series. See the rest of the activities here.