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GT Garden Club

Are you interested in gardening? Consider becoming a member of the Green Tree Garden Club. Enjoy nature via an active and engaging series of projects, outings Mun Garden1and educational programs.

The club, founded in 1971, celebrated its 53rd anniversary in 2024. We maintain all the gardens in the Green Tree Municipal Park and hold regular meetings with programs related to gardening. We welcome new members, both experienced gardeners and beginners. If you would enjoy working in the garden, learning from other members and sharing your expertise, contact Membership Chair Roni Conard at 717.747.6565 or President Kevin Maurer at 412.922.8816.

The mission of this organization shall be to stimulate the knowledge and love of gardening and the natural world for its members and the regional community through educational programming, related field activities and outreach. 

Thursdays, check  meeting calendar
Time Time varies, check meeting calendar
Location Sycamore/Hemlock Meeting Room (unless otherwise noted)
10 W. Manilla Avenue
Contact Person Kevin Maurer / 412.922.8816
*If you would like to attend as a guest, please email us at

2024 Programs
Daytime Programs
begin at 12:15 pm in the Hemlock/Sycamore Meeting Room at 10 W. Manilla Avenue (Green Tree Municipal Center), unless otherwise noted.  Evening Programs begin at 7:15 pm in the Carlisle Social Hall at 825 Poplar Street (Green Tree Fire Station), unless otherwise noted.Mun Park-Fence2

  • Thursday, February 1:  "Turning Your Lawn into a Biodiverse Habitat" presented by Chris Kosin, GaiaScape, LLC.  This program will take place at 12:15 pm.
  • Thursday, March 7: "Plant Propagation” presented by Janel Morrison of the Bidwell Training Center Horticulture Department.  This program will take place at 12:15 pm.
  • Thursday, April 11: “Vegetable Gardening” presented by Pat Morgan, Penn State Master Gardener. This program will take place at 7:15 p.m.
  • Thursday, May 2: “Hummingbirds 101” presented by Julie Travaglini, of the Allegheny Land Trust.  This program will take place at 12:15 pm.
  • Thursday, June 13: “Preserving the Harvest” presented by Susan Marquesen, Penn State Master Gardener. This program will take place at 7:15 pm in the Municipal Garden located behind the Green Tree Borough Municipal Building (weather permitting).
  • Thursday, July 11: “Managing Pests in Your Edible Garden” presented by Dr. Mark Miller, Education Director of the Pittsburgh Botanic Garden. This program will take place at the Pittsburgh Botanic Garden at 10:00 am. Reservations are required.
  • Thursday, August 8: “Perennials:  Three Seasons of Color in the Garden” presented by Bill Goff, Penn State Master Gardener. This program will take place at 7:15 p.m.
  • Thursday, September 5: “Building a Terrarium” presented by Tony Ciotoli of City Grows, LLC. This program will begin at 12:30 pm following our annual Municipal Workers Recognition Luncheon at 11:00 am in the Sycamore/Hemlock Room of the Municipal Center.GC 2023 Field Trip2
  • Thursday, October 3: “Bulbs for Spring and Beyond" presented by Joan Kugler, Penn State Master Gardener. This program will take place at 12:15 pm.
  • Thursday, November 14: “Compost Happens!” presented by John Powell, Penn State Master Gardener. This program will take place at 7:15 p.m.
Field Trips
Reservations are required for all field trips, and guests pay a modest fee for transportation and lunch.  Transportation is via bus or carpool.GC 2023 Field Trip4

  • Tuesday, April 30:  Bissonnette Gardens at Oglebay, Wheeling, WVGC 2023 Field Trip3
  • Thursday, May 23:  Stan Hywet Hall and Gardens, Akron, OH
  • Wednesday, July 24 thru Friday, July 26:  Chanticleer Garden, Wayne, PA and Longwood Gardens, Kennett Square, PA
  • Wednesday, December 18: Dazzling Nights at the Pittsburgh Botanic Garden, Pittsburgh, PA


The GTGC supports itself and its community activities by donations and the following fundraisers. 

  • Sale of Three Rivers Savings Cards - November through January (contact Mary Beth McGaffin 412.337.1655)GC 2023 Octfst
  • Mother's Day Geranium Sale- Saturday, May 11 (10:00 am -3:00 pm)
  • Spring Plant Sale- pre-sale during the month of April (contact Kevin Maurer 412.922.8816)
  • Green Tree Garden Club Spring Festival- Saturday, May 11  (10:00 am -3:00 pm)
    • Bake Sale
    • Plant Sale
    • Craft and Vendor Show
    • Flea Market
    • Outdoor and Stage Lunch Cafe
    • Basket Raffle
    • Children's Scavenger Hunt
  • Spring Garden Tea Party - Saturday, June 1 (1:30 pm in the Green Tree Municipal Park Garden)
  • Hardy Mum and Aster Sale - Saturday, September 7 (9:00 am - 1:00 pm in the Green Tree Municipal Gym)
  • Booth at the Green Tree Octoberfest
  • Spring Bulb Sale - pre-sale during the month of September (contact Kevin Maurer 412.922.8816)
The Club's fundraising efforts and strong member participation allow for the following community activities to be possible by providing:

  • Monthly flower arrangements in the Green Tree Library reading area.
  • Seasonal arrangements for the Municipal Building atrium and Police Department
  • Yearly support for the students in the horticultural department at Bidwell Training Center
  • Philanthropic support for local garden and nature related organizations
  • Earth Day/Arbor Day celebrations at the local elementary schools

For further information about the Green Tree Garden Club, call Kevin Maurer at 412.922.8816.