Gardentalk | Outdoors | Recent NewsGardentalk – Greenhouse maintenance and tomato pruning June 20, 2014 by Matt Miller Share: https://media.ktoo.org/2014/06/garden061914.mp3 Young tomato plants on sale at a local retailer. (Photo by Matt Miller/KTOO) Master Gardener Ed Buyarski reminds us to ventilate our greenhouse and trim our tomato plants, even during the current cool and moist weather.