Redwood Barn Nursery's Don Shor answers the most popular gardening questions this time of year: "Is it time to plant tomatoes and peppers?" And, we discuss the differences between hybrid and heirloom tomatoes. Plus, tips for correctly pruning the crape myrtle tree. Or shrub. (It gets confusing). Also, Warren Roberts of the UC Davis Arboretum gives us a radio tour of the early spring bloomers at the Arboretum. Andrew Codd of the American River College Horticulture Department talks about their April 7 student-run plant sale. Garden Grappler.