by Leonard Perry
by Leonard Perry


In extension I serve as an advisor and consultant to the greenhouse and nursery industry, primarily in Vermont but throughout the region and beyond as well.

I give presentations on my research to the industry, and to home groups. In Research, my focus is "herbaceous perennial production systems".

His website is at  Leonards zone of gardening: home with my trials, generally USDA 4a. Campus in Burlington is 5.

May 28, 2017

Registration is now open for the five-day tour for gardeners to see world-class and known gardens in the Philadelphia area, July 21-25, 2017. This gardens tour is one of a yearly series of garden bus tours, organized by Dr. Leonard Perry, Horticulture Professor Emeritus of the University of Vermont, in collaboration with Green Works—the Vermont Nursery and Landscape Association. Special co-host on this tour will be garden consultant, author and speaker Charlie Nardozzi (

Leaving the Horticulture Research and Education Center in South Burlington, the first day of the tour will stop at the King’s Garden, Fort Ticonderoga New York to pick up those wishing to depart there, and for a tour of the gardens. With a rest stop for lunch on the New York thruway, we’ll continue to the famous Burpee Seed Company in Doylestown, Pennsylvania where we’ll tour their historic and extensive trials and display gardens. After a group dinner at the nearby New Britain Inn, we’ll continue to our Hilton Garden Inn near King of Prussia.

The second day will be dedicated to ample time at the world-famous Longwood Gardens in Kennett Square. Their over one thousand acres have over two dozen major outdoor gardens, fountain displays, and 21 garden spaces in indoor greenhouses and conservatories. That evening we’ll have a guest speaker over dinner back at the hotel.

The third day we’ll tour the nearby Chanticleer Gardens—a former estate gardens, famous for its diverse plant selection over 35 acres and cutting-edge landscaping and designs. Garden Design magazine described it as “America’s most inspiring garden”. After lunch at the nearby Morris Arboretum, we’ll tour that extension garden featuring over 12,000 labeled plants from 35 countries. Special this year on their grounds is an exhibit by Lyman Whitaker of 50 kinetic wind sculptures. That evening guest have the option to relax and dine at the hotel, or at the King of Prussia Mall—the largest such in America.

We’ll head west on the fourth day to Amish country, where we’ll tour the flower trials of Penn State University in Landisville. These rate and compare hundreds of perennials and over 1000 new annual flowers each year for major world-wide growers. Lunch will be at the largest buffet in the East, the Shady Maple smorgasbord with Pennsylvania Dutch style cooking.

This last day in that area will end with a tour of Meadowbrook Farm, back north of Philadelphia. This former estate, now managed by the Pennsylvania Horticulture Society, features 15 gardens, as well as their greenhouse gift shop.

On the return trip home we’ll stop at the largest super farm market in the Hudson Valley of New York—Adam’s Fairacre Farms in Poughkeepsie. We’ll have lunch there, see their greenhouses, and tour and shop at their extensive market.

Included in this tour are all admissions and guided tours, snacks and refreshments throughout the tour, lodging, many meals (all breakfasts at the hotel, 3 lunches, two group dinners), and driver gratuity. Registration will be $999. Deadline for registration is June 20. More details and the registration form can be found online (, or by contacting Green Works (802-425-5117).

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