Master gardener Paul James shares pointers on creating and installing borders to keep grass out of garden beds. Next, he shows how to get rid of those pesky moles and gophers--safely and simply--by repelling them with a granular form of castor oil. In Portland, Oregon, Louise Clements discusses how to care for different types of roses. Finally, the importance of earthworms and how to repopulate your soil with worm cocoons.