Allen Garden Club:
This organization was created to educate the people in Allen and surrounding areas about natural gardening practices, the benefits of gardening, encouraging people to conserve our natural resources, and exemplify public spirit by participation in community service projects. The club is affiliated with Texas Garden Clubs, Inc. and National Garden Clubs, Inc. Meetings are held at 7:30pm on the first Thursday of each month, February - December.

Phone: 972-390-8536  Website: www.allengardenclub.org

Collin County Hobby Beekeepers Association:
This group is active in the state beekeepers association.  Meetings are held at 7 p.m. the second Monday of each month at the Heard Museum of Natural History, One Nature Way, McKinney. 
Activities: Annual beginning beekeeping seminar and presentations to schools, social clubs, and civic organizations. 
Phone: 972-843-8084

Collin County Rose Society:
This society has three goals: to provide an organization where rose lovers can share their interest in roses, to educate the community on growing good roses, and to share the beauty of roses with the community by establishing a public garden.  Meeting topics also include composting, companion planting, drip irrigation, and garden design.  Meetings are held on the first Friday of each month. 
Activities: "It's a Natural" event in Plano, garden tour, plant-cuttings exchange, spring education events at local nurseries, sponsor of the Chestnut Square Wedding Chapel Garden in McKinney. 
Phone: 972-562-5216.

Heritage Herb Club of Plano:
This club has members who range from novices to experts.  Meetings are held the third Sunday of each month. 
Activities: Scholarships, education programs, annual plant and seed exchange, and hands-on workshops. 
Phone: 972-596-0299.

McKinney Garden Club:
Organized in 1930, this club focuses on promoting interest in gardens, garden designs and management, and assistance with civic plantings.  Meetings are held at 11:30 a.m. the second Tuesday of each month September through May at Heard-Craig Carriage House, 205 W. Hunt St., McKinney.
Activities: Chapel Garden at Historic Chestnut Square and the Garden Restoration Project at the Historic Heard-Craig Home, both in McKinney. 
Phone: 972-727-1390.  Website: http://www.mckinneygardenclub.org

Native Plant Society of Texas, Collin County Chapter:
  This organization focuses on learning about native Texas plants and water-wise plants.  Meetings are held at 7:30 p.m. the first Tuesday of each month at the Heard Natural Science Museum, One Nature Place, McKinney. 
Activities: Field trips, plant rescue digs, informational programs and assistance to groups that want to make use of native plants. 
Phone: 972-390-2882.  Website: http://lonestar.texas.net/~jleblanc/npsot_collincounty.html

Plano Men's Garden Club:
Meetings are held at 7:30 p.m. the third Thursday of each month at Haggard Library, 2501 Coit Road, Plano. 
Activities: General gardening.
Phone: 972-356-1475.