Q: What do you recommend for keeping weeds at bay in planting beds? We'd like to stop using Round-Up. Our beds are too big and the weeds are too numerous to be able to keep up mechanically. Would a vinegar solution be harmful to the soil?
Plants are essential to life on earth. Understanding how plants grow and develop helps us capitalize on their usefulness and make them part of our everyday lives.
Discover how a naturally occurring mineral like gypsum can be used to collect data for science and make cool art projects! Pat talks about how you can use Plaster of Paris to create track imprints.