Welcome to the best garden events calendar in Connecticut. This calendar is a FREE service to the gardening community. Come back often and remember to refresh the page in your browser. To avoid potential disappointment, PLEASE call ahead to confirm details.
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Listings may be emailed to Deadlines for inclusion in our print editions are as follows: Jan. 15 for March/April, March 15 for May/June, May 15 for July/August, July 15 for September/October. Sept. 15 is the deadline for November/December digital-only edition. Placement can not be guaranteed due to space constraints or other factors.
Oct. 16 (Mon) 6:30 pm River Friendly Landscaping Techniques - Buffer Gardens with Aimee Petras at the Simsbury Pubic Library. Registration requested. Call the Simsbury GC at (860) 658-7663.
Oct. 18 (Wed) 9 am to 3 pm Green Stormwater Infrastructure Workshop with Trevor Smith at Beardsley Zoo in Bridgeport. $75/$85.
Oct. 19 (Thurs) SOLD OUT UConn Native Plants & Pollinators Conference at the Student Union Building in Storrs. Speakers include Andy Brand and Jessica Lubell. $60. Fee includes parking, morning refreshments and lunch. Register online at
Oct. 21 (Sat) 10 am to 1 pm Worm Day at the Fairfield County Extension Center in Bethel. Learn about earthworms and vermicomposting. Information at
Oct. 30 to Nov. 2 (Tues-Thurs) Annual Meeting of the New England Region Garden Clubs and National Garden Club Symposium at the Crowne Plaza Hotel in Warwick, RI, Deadline .
Nov. 3 (Fri) This is the deadline to apply for UConn's 2018 Master Gardener program. For details, go to
Nov. 12 (Sun) 9 am to 4 pm Rooted in Place: Ecological Gardening Symposium at the Berkshire School in Sheffield, Mass. $95. Speakers include James Hitchmouth, Jessica Walliser, Trad Cotter and Michael Nadeau. or
Nov. 29 to Dec. 1 (Wed-Fri) New England Grows at the Boston Convention & Exhibition Center. Expo and seminars.
Jan. 10-12, 2018 (Wed-Fri) The Mid-Atlantic Nursery Trade Show (MANTS) at the Baltimore Convention Center.
Jan. 12 & 13, 2018 (Thurs & Fri) Analyzing the Wild, Designing the Garden - Ecological Landscape Symposium at CT College in New London. and
Feb. 3, 2018 (Sat) 8 am CT Horticultural Society's biennial Spring Gardening Symposium - Striking a Balance - at the Mark Twain House in Hartford.
Feb. 22-25, 2018 (Thurs-Sun) 10 am CT Flower & Garden Show - Breath of Spring - at the CT Convention Center in Hartford. Speakers include CG contributors Nancy DuBrule-Clemente and Stephanie Cohen as well as Doug Tallamy and Kerry Ann Mendez. Adults $18, seniors $16 (Thursday & Friday only), children 5-12 $5, children under 5 free.
TO AVOID POTENTIAL DISAPPOINTMENT, PLEASE CALL AHEAD TO CONFIRM DETAILS. This calendar is a FREE service to the gardening community. We do our best to be accurate but events can change and errors occasionally creep in for one reason or another.
Aton Forest 270 North Colebrook Road, Norfolk, CT 06058
For more info, email or call (860) 542-5125.
Ballek's Garden Center 90 Maple Ave., East Haddam, CT 06423
Summer hours: Monday through Saturday, 9 am to 5 pm; Sunday, 9 am to 4 pm. For more information, visit or call 860.873.8878
For groups of 10 or more, Ballek's will provide free tours, lectures and workshops. Each attendee is given a $5 gift coupon toward a purchase of $25 during their next visit. Slide lectures are given in their stone house meeting room. Check website for a list of available topics.
Bartlett Arboretum & Gardens 151 Brookdale Road, Stamford, CT 06903
For more info go to
The grounds are open to the public every day of the year. They offer professional landscaper courses.
Berkshire Botanical Garden 5 West Stockbridge Rd, Stockbridge, MA 01262
Call 413.298.3926, email or visit
  • Oct. 21 (Sat) 9 am to 3 pm Building A Dry Stone Wall with Mark Mendel. $75 / $85
  • Oct. 22 (Sun) 10 am to 4 pm Extending the Season's Harvest - Growing Vegetables for Four Seasons with Peter Salinetti. $85
  • Oct. 29 (Sun) 8:30 am to 4:30 pm Chainsaw Skills Workshop with Melissa LeVangie. $225 / $275
  • Nov. 16 (Thurs) 3 to 5:30 pm Making More Plants - Propagating Your Own Woody Plants with Adam Wheeler from Broken Arrow Nursery. $30 / $40
  • Dec. 9 (Sat) 10 am to 2 pm Bark & Bud - Winter Identification of Trees & Shrubs with Brad Roeller. $25 / $30
Sam Bridge Nursery & Greenhouses 437 North St., Greenwich, CT 06830
Dress appropriately for the weather. Some classes are held outside. Call the store at (203) 869-3418 or email to sign up for classes and events. Be sure to specify which class you'd like to attend. Spaces are limited. Reservations required. Most classes are free unless stated otherwise.
Broken Arrow Nursery 13 Broken Arrow Road, Hamden, CT 06518
Call 203.288.1026, email or , or visit
Butternut Gardens 54 Butternut Lane, Southport, CT 06890
Pre-registration required. Visit for workshop information and sign-ups.
The Center for Sustainable Living 90 Cabbage Lane, Bethlehem, CT 06751
Call (203) 982-1884, email or visit
Comstock, Ferre & Co. 263 Main St., Wethersfield, CT 06109
Classes are free unless stated otherwise. Register in advance by caling at 860.571.6590 or emailing and providing your name and contact information. Registration is closed at 4 pm the Friday before the class.
The Connecticut Agricultural Experiment Station (CAES) New Haven
  • Oct. 17 (Tues) 11 am Lockwood Lecture with Prof. Joel Pedersen in the Jones Auditorium. The topic is Prions - Environmental Contamination and Disease Transmission. There will be a tea at 10:30 am.
  • CAES Seminar Series in Jones Auditorium. Food and coffee available at 11:45 am. Free and open to the public.

  • Nov. 1 (Wed) 12 to 1 pm Crop Tree Management in Fully and Poorly Stocked Stands with Dr. Jeffrey Ward, CAES
Connecticut Botanical Society
Field trips are a long-standing tradition of the society. They provide an opportunity to learn about Connecticut's plants and habitats from some of the area's most knowledgeable botanists -- and an opportunity to share your knowledge with others. Wear sturdy footwear and bring lunch. Sunscreen and insect repellent are recommended. For plant ID, you may want to bring field guide(s), a hand lens, and a small notebook. Familiarity with plant taxonomy is helpful, but not required. Non-members are welcome to join our field trips. No registration is required, unless otherwise stated in the trip description. Visit the society's website for details.
  • Oct. 21 (Sat) 10 am UConn Biodiversity Education & Research Greenhouses in Storrs with David Yih.
Connecticut Cactus & Succulent Society
Visitors welcome. Free.
  • Nov. 5 (Sun) 1 pm Fred Katterman on cacti of South America at Southbury Public Library.
  • Dec. 3 (Sun) 1 pm Marsh Botanical Greenhouses at Yale in New Haven. No speaker but a great collection of cacti and succulents.
Connecticut College Arboretum 270 Mohegan Ave., New London, CT 06320
Call 860.439.5020 or visit
Free guided tours run Saturdays May through October. Meet at 10 am at the Blue Sculpture between Fanning and New London Halls on the campus of Connecticut College. First Saturday - Campus Landscape. Second and fifth Saturday - Caroline Black Garden. Third and fourth Saturdays - Native Plant Collection. Tours are open to the public and no reservations are required. Rain or shine. For more info, call or email
Wild Ones meet the second Saturday of every month from 10 am to noon at Connecticut College, Olin Science Center Lounge. Call (860) 439-5060 for more information. We welcome people to join the CT Mountain Laurel Chapter of Wild Ones (WO). WO promotes the concept of landscaping in harmony with nature and the use of native plants.
  • Oct. 21 (Sat) 9 am to 12 pm Collecting Seeds for Propagation with Maggie Redfern. $15/$25
  • Oct. 22 (Sun) 10 to 11:30 am All About Autumn Color Tour with Glenn Dreyer. Free, no registration required.
  • Nov. 3 (Fri) 7 to 8 pm Full Moon Walk with Maggie Redfern. Free, no registration required. Meet at Arboretum entrance on Williams St.
  • Nov. 5 (Sun) 10 to 11:30 am Guided Tour of the Native Plant Collection. Free. Meet at entrance of Olin Science Center
  • Nov. 11 (Sat) 9 am to 3 pm SALT Seminar (Smaller American Lawns Today). $55/$65 before Nov. 1, $70/$80 after.
  • Nov. 12 (Sun) 10 to 11:30 am Guided Tour of the Caroline Black Garden. Meet at Olin Science Center. Free
  • Dec. 2 (Sat) 9 am to 12 pm Holiday Wreath Making Workshop. Meet at 33 Gallows Lane. $30/$40
Connecticut Daylily Society Call (860) 673-8445 or go to
Meetings at the Avon Senior Center are free and open to the public. No advance notice is required. Social hour starts at noon. Speakers follow a brief 1 PM business meeting.
  • Nov. 4 (Sat) 12 to 3 pm Dan Bachman from Valley of the Daylilies
Connecticut Forest & Park Association Call (860) 346-TREE or go to
16 Meriden Road, Rockfall, CT 066481
Connecticut Horticultural Society 2433 Main St., Rocky Hill, CT 06067
Regular program meetings are held on Thursday at the Emanuel Auditorium, 160 Mohegan Drive, West Hartford. Non-members $10. Doors open at 7 PM for socializing, browsing books and fliers, raffles, and asking plant questions. For more information call (860) 529-8713, email or go to
  • Oct. 19 (Thurs) 7:30 pm Jason Delaney - A Passion for Daffodils. Includes the annual bulb sale.
  • Nov. 16 (Thurs) 7:30 pm John Lonsdale - Woodland Treasures
  • Jan. 18, 2018 (Thurs) 7:30 pm Dawn Pettinelli - Soil, Sense & Sustainability
  • Feb. 15, 2018 (Thurs) 7:30 pm Don Leopold - Terrestrial Orchids
  • March 15, 2018 (Thurs) 7:30 pm TBA
  • April 19, 2018 (Thurs) 7:30 pm Eugenia Bone - Mycophilia: All Things Mushroom
  • May 17, 2018 (Thurs) 7:30 pm TBA
  • June 21, 2018 (Thurs) 7:30 pm Paul Zimmerman - Roses are Plants, Too
Connecticut Rose Society Meetings at the The Congregational Church of Plainville are free and open to the public unless noted. Doors open at 1:30
Ecological Landscaping Alliance 841 Worcester Road #326, Natick, MA 01760
  • Oct. 19 (Thurs) 7-8 pm Landscape Options - Focusing on Great Underused Plants. Webinar with Darryl Newman. Free / $10
  • Nov. 8 (Wed) 12:30-1:30 pm What's Cookin' in the Soil Kitchen? Understanding Engineered Soils. Webinar with Tony Will. Free / $10
  • Nov. 13 (Mon) 4-5 pm Groundcovers - Ecological Solutions in Place of Mulch. Webinar with Dan Jaffe. Free / $10
  • Dec. 15 (Fri) 4-5 pm The Enemy of My Enemy is My Friend: Using Biological Products to Fight Diseases & Pests. Webinar with Joe Magazzi. Free / $10
  • Jan. 17, 2018 (Wed) 4-5 pm Transitioning to Ecological Landscape Practices - Toxin-Free Landscapes. Webinar with Edwina von Gal. Free / $10
  • Jan. 24, 2018 (Wed) 7-8 pm Invasive Plants: What Are They? And What Can Be Done? Webinar with Bruce Wenning. Free
  • Feb. 1, 2018 (Thurs) 4-5 pm Landscape Maintenance Practices for Native Bees. Webinar with Sam Droege. Free / $10
Elizabeth Park Prospect Avenue and Asylum Avenue, West Hartford, CT 06117
Call 860.231.9443 or visit
Elizabeth Park is America's oldest municipal Rose Garden and is listed on the National Register of Historic Places. It is located in Hartford, on the West Hartford border. They have many gardens in addition to the 15,000 rose bush garden: a bulb garden, annual garden, perennial sun garden and perennial shade garden. The Herb Society, Dahlia Society, Hosta Society and Iris Society have display gardens as well. Events are free unless noted.
Ganim's Garden Center & Florist 320 Kings Highway Cutoff, Fairfield, CT 06824
Call 203.333.5662 or visit
The Garden Conservancy Open Days Program Self-guided tours of hundreds of private gardens from coast to coast. Many are rarely, if ever, open to the public. In Connecticut, Open Days usually run from May to October. For a schedule with info on gardens visit . You can sort the schedule by state. Admission to most gardens is $7 per person; children 12 and under are free. Open Days are rain or shine events and no reservations are required. Open Days in Connecticut run from May until October but keep in mind that there are Open Days at nearby gardens in Massachusetts, New York and Rhode Island.
Garden Education Center of Greenwich 130 Bible St., Cos Cob, CT 06807
Call 203.869.9242 or visit
Registration required.
  • Oct. 19 (Thurs) 12 pm Historic Walk in the Montgomery Pinetum with Lisa Beebe. Free / $10.
Gilbertie's Herb Gardens 7 Sylvan Lane, Westport, CT 06880
Visit or call (203) 227-4175 to register.
Goodwin Forest & Conservation Education Center 23 Potter Road, Hampton, CT 06247
Registration is requested for most programs. For more information, or to register, call (860) 455-9534.
Hardy Plant Society, Conn. Chapter For more information, contact Leslie Shields at (860) 747-8175 or or visit
Meetings are held on Wednesday at the Solomon Welles House in Wethersfield. A coffee hour, starting at 7 pm, precedes meetings. The public is welcome. $10 suggested donation for non-members.
Hollister House Garden 300 Nettleton Hollow Road, Washington, CT 06793
Visit, email or call 860.868.2200.
The Hollister House Garden in Washington opens on Friday, April 28. The non-profit garden will be open to the public every Friday from 2-5 and every Saturday from 10-4, through Sept. 30. The garden is also open for early birds from 8-10 on the first Saturday of the month. A classic garden in the English manner, with a loosely formal structure, informally planted in generous abundance, situated in the Litchfield Hills of northwestern Connecticut. There is a requested $5 donation. Group visits are welcome by appointment.
Natureworks 518 Forest Road (Route 22), Northford, CT 06472
Call 203.484.2748, email or visit
Natureworks hosts a variety of workshops, walks and classes. Free unless noted otherwise. Visit their website for details. You can register and pay at
  • Oct. 14 & 15 (Sat & Sun) Bulbs for Breast Cancer. 10% percent off all bulbs. Raffles and refreshments.
  • Oct. 21 & 22 (Sat & Sun) 1-2 pm Create Your Own Fall Bushel Basket. Pre-registration required. $40
  • Oct. 28 (Sat) 10-11 am Playing with Pumpkins. Pre-registration required. $5 donation for a local food bank.
New Canaan Nature Center 144 Oeneke Road, New Canaan, CT 06840
Call 203.966.9577 or visit
New England Wildflower Society 180 Hemenway Road, Framingham, MA 01701.
Call (508) 877-7630 or visit
A great variety of classes, courses and field trips are offered for adults throughout New England. Pre-registration required for most courses. Contact the registrar at extension 3303 for more details.
  • Nov. 8 (Wed) 6:30-7:30 pm Live Webinar - Choosing Native Trees for Your Landscape with Mark Richardson. $10/$13
  • Nov. 13, 2017 to April 6, 2018 Designing with Native Plants. Self-paced online. $70/$85
  • Dec. 6 (Wed) 6:30-7:30 pm Live Webinar - Choosing Native Shrubs for Your Landscape with Mark Richardson. $10/$13
  • Dec. 12 (Tues) 1-2 pm Live Webinar - Preserving Native Plant Knowledge with Arthur Haines. $10/$13
  • Jan. 3, 2018 to March 31, 2018 Live Webinar Series - Creating Native Neighborhoods: Working Together to Connect the Habitat Dots with Rebecca Lindenmeyr. Four sessions. $40/$50
  • Jan. 24, 2018 (Wed) 6:30-7:30 pm Live Webinar - Wild & Wonderful Natives with Dan Jaffe. $10/$13
  • Feb. 6, 2018 (Tues) 12-1 pm LLive Webinar - Bogs & Fens with Elizabeth Farnsworth. $10/$13
  • Feb. 21, 2018 (Wed) 1-2 pm Live Webinar - Our Dynamic Flora with Arthur Haines. $10/$13
  • Feb. 28, 2018 (Wed) 6:30-7:30 pm Live Webinar - Weaving Texture into the Garden with Dan Jaffe. $10/$13
The New York Botanical Garden 2900 Southern Blvd., Bronx, NY 10458-5126
For class information, call Adult Education at 800.322.6924 (NYBG), email or visit
  • Oct. 23, 30 & Nov. 6 (Mon) 10 am to 12:40 pm Basic Botany for Gardeners. $189 / $209
  • Nov. 3 (Fri) 10 am to 4 pm Invasive Species Summit - Restoration & Long-Term Management in Ross Hall. $25 / $29
  • Dec. 1 (Fri) 10 to 11:30 am What Plants Can Teach Us with Robin Wall Kimmerer. $25 / $29
Nutmeg State Orchid Society
Meetings at Farmington Senior Center, Unionville. First meeting free. $10 to join.
  • Nov. 9 (Thurs) 7 to 9 pm Alan Koch from Gold Country Orchids
O'Brien Nurserymen 40 Wells Road, Granby, CT 06035
Hours 10-5 only on the days listed or by appointment. Call 860.653.0163 or visit
  • Oct. 27-29 (Fri-Sun) 10 am to 5 pm Dwarf & Compact Ginkgos for Golden Fall Color
The Organic Gardening Workshop 484 Riverside Ave., Westport, CT 06880
*Private classes and consultations are available. For info, call (203) 227-4715, email or got to
Rhododendron Society of Connecticut CAES Valley Lab, 153 Cook Hill Road, Windsor, CT 06095
Meetings are free and open to the public. Doors open at 7 pm. For more information, visit
Tower Hill Botanic Garden 11 French Drive, Boylston, MA 01505-0598
UConn Extension Garden Master Classes are open to the public. For info and registration, visit and check out the latest course catalog.
URI Outreach Center 3 East Alumni Ave., University of Rhode Island, Kingston, RI 02881
(401) 874-2900,,
Van Wilgen's Garden Center 51 Valley Road (off Route 139), North Branford, CT
Call 203.488.2110, ext. 0, email or visit
Pre-registration is appreciated.
White Flower Farm 167 Litchfield Road, Morris, CT 06763
Store events start at 10 am and take place in the Farm's lecture room located in the upper parking lot. For more info, or to register, call (860) 567-8789 or go to
Woodland Gardens 168 Woodland St., Manchester, CT 06042
Call 860.643.8474, email or visit for a class schedule or to register. Advance registration is required only where noted.
TO AVOID POTENTIAL DISAPPOINTMENT, PLEASE CALL AHEAD TO CONFIRM DETAILS. This calendar is a FREE service to the gardening community. We do our best to be accurate but events can change and errors occasionally creep in for one reason or another.