The deadlines for submission of calendar items for our print and digital editions in 2025 are as follows:
• March/April 2026 – January 5
• May/June 2026 – March 9
• July/August 2026 – May 11
• Sept/Oct 2026 – July 13
• Nov/Dec 2025 – October 6
• April 11 & 12 (Sat & Sun)
Annual Show & Sale of the CT Cactus & Succulent Society (www.ctcactussociety.org) at the Bristol Senior Community Center. Free admission. Judged show, vendors, auctions & food truck. CCSSshow@gmail.com
• April 14 (Tues) 11:00 am to 2:00 pm
Dahlias with Maria Kaynish at the First Congregational Church of Wallingford. Guests $5. wallingfordgardenclub.com
• April 14 (Tues) 12:00-2:00 pm
Landscape Design – The Creative Process with George Trecina at the Nathanael Greene Community Center in Guilford. Free. ctgardenclubs.org
• April 16 (Thurs) 10:00-11:00 am
Container Gardening with Dr Yonghao Li from the Ag Station at the Valley Presbyterian Church in Brookfield. Free. ctgardenclubs.org
April 18 & 19 (Sat & Sun) 10 am to 4 pm
Meadowbrook Gardens Spring Fest in New Milford. meadowbrookgardens.com
• April 28 (Tues) 11:00 am to 12:00 pm
Get the Buzz About Bees with Paula Wolf, CT State Apiary Inspector at the North Haven Rec Center. $5. ctgardenclubs.org
VENUES WITH MULTIPLE EVENTS
See above for individual events.
American Horticultural Society | Alexandria, Va
ahsgardening.org
Arnold Arboretum | Boston, Mass.
arboretum.harvard.edu
• April 19 (Sun) 1:00-4:00 pm
Cherry Blossom Celebration. Free.
Aspetuck Land Trust | Westport
aspetucklandtrust.org
Aton Forest | Norfolk
atonforest.org
Bartlett Arboretum & Gardens | Stamford
Call (203) 322-6791 or go to bartlettarboretum.org
Berkshire Botanical Garden | Stockbridge, Mass.
Call (413) 298-3926, email info@berkshirebotanical.org or go to berkshirebotanical.org
• April 25 (Sat) 10:00 am to 12:00 pm
A How-To in Shade Gardening Success with Duncan Himmelman. $40/$45
• April 25 (Sat) 1:00-3:00 pm
Native Vines for Every Garden with Duncan Himmelman. $40/$45
Blithewold Mansion, Gardens & Arboretum | Bristol, Rhode Island
blithewold.org
• Late March to Early May
Daffodil Days. They have nearly 100,000 daffodils. Free with admission.
Bonsai Society of Hartford | Hartford
https://hartfordbonsai.com
Meetings at Westmoor Park in West Hartford are open to the public.
• April 20 (Mon) 7:00-9:00 pm
Monthly Meeting. Open to the public.
Bonsai Society of Greater New Haven | New Haven
www.BonsaiNewHaven.com
Regular meetings are held in the Carriage House at Edgerton Park, off Whitney Avenue, in New Haven on the second Tuesday of each month. They begin at 7 PM and usually last about 2 hours.
Broken Arrow Nursery | Hamden
Call (203) 288-1026 or visit brokenarrownursery.com
Brooklyn Botanic Garden – Brooklyn, NY
bbg.org
Coastal Maine Botanical Gardens – Boothbay, Maine
www.mainegardens.org
CT Agricultural Experiment Station | Griswold, Hamden, New Haven & Windsor
portal.ct.gov/caes
Seminar Series held in the Jones Auditorium at the CAES facility in New Haven from 12:00-1:00 pm. Free and open to the public.
• April 15 (Wed) 12:00-1:00 pm
Harnessing Remote Sensing Technology for Enhanced Management of Hydrilla with Summer Weidman.
• April 29 (Wed) 12:00-1:00 pm
Monitoring Urban Farm Nutrient and Irrigation Use Efficiency with Leigh Whittinghill
• May 13 (Wed) 12:00-1:00 pm
Beech Leaf Disease: Insights from a co-evolved pathosystem in Japan with Robert Marra.
• May 27 (Wed) 12:00-1:00 pm
Promoting Forest Ecosystem Health Following Canopy Tree Decline from Pest and Pathogen Invasions with Eli Ward.
CT Botanical Society | New Haven
ct-botanical-society.org
The society conducts a number of field trips which non-members are welcome to join.
CT Butterly Association | Washington Depot
ctbutterfly.org
Fields trips are free and open to the public. Also check their Facebook page at www.facebook.com/connbutterfly
CT Cactus & Succulent Society
www.ctcactussociety.org
• April 11 & 12 (Sat & Sun)
Annual Show & Sale at the Bristol Senior Community Center. Free admission. Judged show, vendors, auctions & food truck. CCSSshow@gmail.com
CT College Arboretum | New London
Call (860) 439-5020, email arbor@conncoll.edu or visit conncoll.edu/the-arboretum
• April 18 (Sat) 10:00 am to 2:00 pm
Spring Open House & Arbor Day Celebration. Free tours and activities for all ages. For schedule, go to www.conncoll.edu/arboretum-programs/arbor-day/
• April 29 (Wed) 5:30-7:30 pm
Orchids for Beginners with Lydia Pan. Registrants are invited to bring in their own plants to learn how to repot or to diagnose plant problems. Registration required. $10/$15
Connecticut Conservation Districts
conservect.org
• Connecticut River Coastal Conservation District Spring Plant Sale. Pick up May 1-3 in Chester. conservect.org/ctrivercoastal
• North Central Conservation District Spring Plant Sale. Pre-order by April 8. Pick up April 24 & 25 in Vernon and Windsor. conservect.org/northcentral/plant-seed-sale
Northwest Conservation District Spring Plant Sale. Pre-order by April 15. Pick up April 24-26 in Goshen. https://nwcd.org
CT Daffodil Society | Greenwich
www.connecticutdaffodilsociety.org
• April 22 (Wed) 2-6 & April 23 (Thurs) 10-4
Connecticut Daffodil Show – A Tapestry of Daffodils at Christ Church Greenwich. Free admission.
CT Daylily Society | Avon
ctdaylilyclub.com
Meetings at the Avon Senior Center (Sycamore Hills Rec Center) are free and open to the public. They start around 12:30 for socializing and light refreshments. Speakers usually start around 1 pm.
Connecticut Forest & Park Association | Rockfall
ctwoodlands.org
CT Horticultural Society | West Hartford
Call (860) 529-8713, email connhort@gmail.com or go to cthort.org
Regular meetings are held on Thursdays at CNTR in the Trolley Barn in Middletown. Non-members $10.
CT Master Gardener Association (CMGA) | Farmington
ctmga.org
CT NOFA | New Haven
https://ctnofa.org and https://nofa.organiclandcare.net
CT Nursery & Landscape Association (CNLA) | Bloomfield
www.cnla.biz
The Connecticut Orchid Society | Farmington
ctorchids.org
Connecticut Rhododendron Society
ctrhododendronsociety.org
www.facebook.com/RhododendronSocietyOfConnecticut
Cricket Hill Garden | Thomaston
treepeony.com
• April 11 (Sat)
Opening Day
EarthTones Native Plant Nursery & Landscapes | Woodbury
www.earthtonesnatives.com
• April 22 (Wed)
Opening Day (Earth Day)
Ecological Landscape Alliance | Sandown, N.H.
ecolandscaping.org
Elizabeth Park | West Hartford
elizabethparkct.org
The Farmer’s Daughter – South Kingston, RI
www.thefarmersdaughterri.com
Federated Garden Clubs of CT | Branford
ctgardenclubs.org
Ganim’s Garden Center & Florist | Fairfield
GanimsGardenCenter.com
The Garden Conservancy
gardenconservancy.org
There is an admission fee at each garden of $5 (member) or $10 per person at each garden payable online when pre-registering. Children 12 and under are admitted free of charge.
• April 26 (Sun) 10-1 or 1-4
The White Garden in Lewisboro, NY. $10
Goodwin Forest | Hampton
friendsofgoodwinforest.org
Greenwich Botanical Center | Cos Cob
Call (203) 869-9242 or go to greenwichbotanicalcenter.org
• April 15 (Thurs) 10:00-11:30 am
Vegetable Companion Planting With Kristi Stromberg Wright. $15/$25
• April 21 (Thurs) 10:00-11:00 am
How To Compost In Your Backyard. $0/$20
The Hickories | Ridgefield
thehickories.org
The Hickories | Ridgefield
thehickories.org
Highstead | Redding
https://highstead.net
Hollandia | Bethel, CT
hollandianurseries.com
• April 11 & 12 and April 18 & 19
Spring Garden Show. Up to 20% off in-stock merchandise. Seminars and more.
Hollister House Garden | Washington
Wednesday & Friday 1-4 and Saturday 10-4. Admission $10 (children under 12 free)
hollisterhousegarden.org
• April 15 (Wed)
Opening Day
• April 18 (Sat) 10:00-11:30 am
Signs of Spring: Ephemerals & Early Risers with Heather Liljengren. $30/$40
• April 25 (Sat) 10:00-11:30 am
The Tasteful Garden: Kitchen Garden Favorites from White Flower Farm with Barbara Pierson. $30/$40
Horticultural Alliance of the Hamptons – Bridgehampton, NY
https://hahgarden.org
Lectures are held at the Bridgehampton Community House. Non-members $10
• April 12 (Sun) 2:00 pm
Native Ferns & Wildflowers for Shade Gardens with Leslie Duthie
Logee’s | Danielson
logees.com
Mad Gardeners | Sherman, CT
https://www.madgardeners.org
Manchester Garden Club – Manchester
manchestergardenclubs.org
• April 13 (Mon) 7:00 pm
Foundation Gardens That Say ‘Welcome Home’ to Native Plants with Kathy Connolly
Massachusetts Horticultural Society – Wellesley, MA
www.masshort.org
• April 13 (Mon) 6:00-8:00 pm
Creating A Meadowscape at Home with Kim Eierman via Zoom. $28/$35
Massachusetts Nursery & Landscape Assn. | Conway, Mass.
mnla.com
National Garden Bureau | Downers Grove, Illinois
Call (630) 963-0770 or visit ngb.org
Webinars are free and open to the public.
Native Plant Trust | Framingham, Mass.
Call (508) 877-7630 or visit nativeplanttrust.org
• April 11 (Sat) 1:00-3:00 pm
Designing a Four-Season Garden with Marie Chieppo at Garden in the Woods in Framingham, Mass. $60
Natureworks Garden Center | Northford
Call (203) 484-2748 or go to natureworksgardencenter.com
New Canaan Nature Center | New Canaan
newcanaannature.org
New Directions in the American Landscape (NDAL) | Glenside, PA
ndal.org
New England Bonsai Gardens | Bellingham, Mass.
nebonsai.com
New England Botanic Garden at Tower Hill | Boylston, Mass
nebg.org
• April 12 (Sun) 11:00 am to 3:30 pm
New England Dahlia Society Tuber Sale
• April 25 (Sat) 10:00 am to 4:00 pm
Bay State African Violet Society Sale & Display
New England Daylily Society | Massachusetts
nedaylily.org
Meetings are held at the Boylston Town House in Boylston, Mass.
Newtown Hort Club – Newtown
newtownhorticultureclub.blogspot.com
New York Botanical Garden | Bronx, NY
nybg.org
• April 23 (Thurs) 11:00 am to 12:00 pm
The Tree Collectors with Amy Stewart in Ross Hall. $37/$41
North American Rock Garden Society | Berkshire Chapter
berkshirechapternargs.org
Meetings of the Berkshire Chapter are held in the Education Center at the Berkshire Botanical Garden in Stockbridge, MA
Nutmeg State Orchid Society | Farmington
nutmegorchids.org
Meetings at the Farmington Senior Center in Unionville are open to the public.
• April 12 (Sun) 6:30-9:00 pm
Orchids for Beginners with Karen Timko
O’Brien Nursery | Granby
obrienhosta.com
Garden Days run from 10 am to 5 pm only on the days listed.
Oliver Nurseries | Fairfield
olivernurseries.com
The Spring plein air speaker series will be held on the terrace outside the Design Barn on Saturday morning. Weather permitting.
• April 18 (Sat) 10:00 am
Intro to Mushroom Foraging with James Calcagnini of Mushroom Microfarm
• April 25 (Sat) 10:00 am
The Good, the Bad and the (B)ugly: Identifying and Managing Garden Pests with Harry Spear
Rhode Island Wild Plant Society | North Kingstown, RI – riwps.org
Rhododendron Society of CT | Windsor
ctrhododendronsociety.org
Suburban Garden Club of Cheshire | Cheshire
www.cheshiregardeners.org
Meetings are usually held at the Cheshire Senior Center at 7:00 pm. Guests $5
UConn Extension | Bethel, Farmington, Haddam, North Haven, Norwich, Torrington, Vernon & Windham
Garden Master Classes are open to the public. Visit https://tinyurl.com/ye254mfx for info and registration.
White Flower Farm | Morris
whiteflowerfarm.com
April 1-5 (Wed-Sun)
Opening Weekend
White Memorial Conservation Center | Litchfield
whitememorialcc.org
Wild Ones – CT Chapter | New London
https://mountainlaurel.wildones.org/events/
Wild Seed Project | North Yarmouth, Maine
wildseedproject.net
Woodland Gardens | Manchester
https://woodlandgardensct.com
Calendar listings are free of charge but placement is not guaranteed. For consideration, email complete details to editor@conngardener.com