Kristin M. Schleiter

Weeds pop up in lawns and gardens and even in cracks in sidewalks. Lars Anderson,  plant physiologist with the USDA-Agricultural Research Service on the campus of UC Davis; and Kristin Schleiter, Curator of Outdoor Gardens and Herbaceous Collections at the New York Botanical Garden, look at the wide variety of weeds, why they seem to thrive everywhere, and ways to eliminate—or accept—them. 

Today is the first day of spring, and the first buds and flowers are starting to appear. Here to explain the diversity and scientific complexity of flowers and how to cultivate flower gardens are Dr. Amy Litt, Director of Plant Genomics and Cullman Curator at the New York Botanical Garden, ...