Larry Weaner, principal

Larry Weaner has been practicing professional landscape design since 1977. He founded Larry Weaner Landscape Design Associates in 1982, a firm that has earned a national reputation for its work combining the environmental sciences and garden design. His projects have spanned more than 10 states, have been featured in national and international publications, and have been included in garden tours sponsored by the Association of Professional Landscape Designers, The American Horticulture Society and The Garden Conservancy.

Larry is active as a guest lecturer and instructor for numerous horticultural and environmental organizations throughout the United States, including the National Arboretum in Washington, D.C., the Morris Arboretum of the University of Pennsylvania and the Lady Bird Johnson Wildflower Research Center in Austin, Texas. He has written for various professional publications, both regional and national.

  • Association of Professional Landscape Designers, Certified Member
    • Past Member, Board of Directors
    • Past Chair, Environmental Committee
  • Perennial Plant Association
  • Pennsylvania Native Plant Society
  • Society for Ecological Restoration (SER)
  • Bowman’s Hill Wildflower Preserve


  • Designed a Philadelphia garden that received First Prize in the "Ornamental Gardens" category of the Pennsylvania Horticulture Society’s 1995 "Best Of Philadelphia Gardens" competition.
  • Three gardens featured in a report from Great Britain titled "Naturalistic and Native Plant Gardening in North America." The report was authored by Dr. Helen Shaw as the result of a traveling fellowship awarded her by the Winston Churchill Memorial Trust in 1997.
  • A Flourtown, Pennsylvania, Wildflower Garden was featured in the November 1998 issue of Organic Gardening.
  • A Dresher, Pennsylvania, residential garden was photographed and described in an article in the April 2002 issue of Natural Home.
  • Projects were featured in the Spring 1995 issue of the APLD News, the official publication of the Association of Professional Landscape Designers.


  • The University of Pennsylvania, Dept. of Landscape Architecture and Urban Planning (Guest Instructor)
  • The Conway Graduate School of Design, Conway, Massachusetts (Guest Instructor)
  • The New England Wildflower Society, Framingham, Massachusetts (Guest Instructor)
  • Rutgers University, Cook College, New Brunswick, New Jersey (Guest Instructor)
  • Temple University Dept. of Landscape Architecture (Guest Instructor)
  • The Morris Arboretum of the University of Pennsylvania, Philadelphia, Pennsylvania (Frequent Instructor)
  • The Institute of Ecosystem Studies, Millbrook, New York (Frequent Instructor)
  • The Bartlett Arboretum of the University of Connecticut, Stamford, Connecticut (Frequent Instructor)
  • The Adkins Arboretum, Ridgely, Maryland (Guest Instructor)

AUTHOR Articles for the following professional publications:

  • American Nurseryman
  • APLD News (Newsletter of the Association of Professional Landscape Designers)
  • Landscape Design Magazine
  • The Landsculptor (Publication of the Detroit Area Landscape Association)
  • Quoted by numerous publications, including This Old House, The Wall Street Journal, Natural Home


  • Ecosystems Restoration & Creation Conference, "Incorporating Ecological Restoration Techniques into the Practice of Landscape Design," May 2002, Tampa, Florida
  • The Perennial Plant Association, Annual Conference, Chicago, Illinois, 2002
  • The Arnold Arboretum, The New England Wildflower Society, and the Massachusetts Audubon society jointly sponsored
  • lecture series, Wellesley, Massachusetts, 2002
  • National Arboretum, Lahr Symposium, 1999
  • Millersville "Native Plants in the Landscape" annual conferences 1997, 1998, 2000
  • The American Institute of Architects, Environmental Committee, Southeast Pennsylvania Chapter
  • International Highway, Bridge and Tunnel Association, annual conference, 2000
  • New Jersey Native Plant Society, annual conference, 2000
  • New Jersey Nursery and Landscape Association trade exposition
  • The "New England Grows" nursery and landscape trade exposition at The Hynes Convention Center, Boston, Massachusetts
  • The Morris Arboretum of the University of Pennsylvania, Philadelphia, Pennsylvania
  • The Brooklyn Botanic Garden, Brooklyn, New York
  • The Connecticut College Arboretum, New London, Connecticut
  • The Sand Hill Research Center of Clemson University, Colombia, South Carolina
  • The National Wildlife Federation, Vienna, Virginia
  • The Morton Arboretum, Lisle, Illinois
  • The Holden Arboretum, Mentor, Ohio
  • The Atlanta Botanical Garden, Atlanta, Georgia
  • The Lady Bird Johnson Wildflower Center, Austin, Texas
  • The Bowman’s Hill Wildflower Preserve, Washington Crossing, Pennsylvania
  • Numerous garden clubs, civic groups, arboreta and environmental organizations

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