Visitors to the University of New Hampshire Macfarlane Research Greenhouses annual spring open house will have the opportunity to learn about aquaponics and incorporating carnivorous plants into landscapes April 1 and 2. The greenhouses will be open from 9 a.m. until 4 p.m. both days.

A facility of the NH Agricultural Experiment Station, the UNH Macfarlane Research Greenhouses provide a venue for UNH faculty, staff and students to present colorful displays and educational lectures of interest to home gardeners and landscapers. Programs during the two-day open house include:

April 1

  • 11 a.m.: Gardening for Pollinators
  • 11:30 a.m.: Explore Aquaponics
  • 1 p.m.: Eat Your Greens
  • 2 p.m.: Managing Garden Insect Pests While Minimizing Chemical Spraying
  • 2 p.m.: Explore Grafting Cucurbits

April 2

  • 11 a.m.: Gardening for Pollinators
  • 11:30 a.m.: Explore Grafting Cucurbits
  • 1 p.m.: Introduction to Permaculture
  • 2 p.m.: Cultivating Carnivorous Plants – An Overview of Incorporating Carnivores in Landscapes and Terrariums
  • 2 p.m. Explore Aquaponics

The UNH Plant Diagnostic Lab and Cooperative Extension Plant Health Program will have a display on common diseases and problems of garden and landscape plants. Attendees are encouraged to come with questions about plant health problems. UNH experts and Master Gardeners will be on hand to help get gardens off to a great start. Publications by UNH authors also will be available for sale.

Other open house activities include a plant sale hosted by the Thompson School horticulture program and tours of both the Macfarlane Research Greenhouses and the UNH high tunnels, two greenhouse-style structures associated with the Sustainable Agriculture and Food Systems program where students produce greens for on-campus consumption. The Greenhouse Café will serve coffee, lunch, and delicious home-made treats. The café, hosted by the Thompson School Horticultural Club, helps fund the club’s spring trip to Longwood Gardens in Pennsylvania.

The UNH Greenhouse Open House is free and open to the general public. On April 2, the open house coincides with the Seacoast Home and Garden Show.

 The UNH Macfarlane Research Greenhouses are located off Main Street on the west end of Durham. Seminars will take place in Putnam Hall across the parking lot from the greenhouses. On Friday, metered parking is available at the UNH Visitor Center across from the greenhouses; parking on Saturday is free. Handicap parking spaces and short-term parking for plant pickup will be available near the main greenhouse entrance. The greenhouses are also served by Wildcat Transit’s free shuttle service.