Elizabeth 'Liz' Klose
LIZ KLOSE is superintendent of the Niagara Parks School of Horticulture, where she has taught since 1991. Liz also is curator of the Rose Garden, the Herb Garden and the Vegetable Garden at the Niagara Parks Botanical Gardens. A graduate of the University of Guelph with a Bachelor of Science (Honours Agriculture), Liz Klose has worked in horticulture, agriculture, public relations and the wine industry. Liz is a frequent speaker to garden clubs, plant societies, conferences and schools. She is often called in as an expert guest on television gardening programs.

Kathy Renwald
KATHY RENWALD is the host and producer of the Gardener’s Journal on HGTV and the host of HGTV's live show Calling All Gardeners. Living in Hamilton, Ontario with her husband, she is also a writer, lecturer and Master Gardener.