Horticulture Trade Associations

Connect with your national and local industry associations to keep your business thriving and ready for the future. If you notice an association is missing or this list has an error, please email us.

National Trade Associations
Name Location Website
American Herbalist Guild Asheville, North Carolina https://www.americanherbalistsguild.com/
American Hosta Growers Association Franklinton, North Carolina http://www.hostagrowers.org/
American Institute of Floral Designers Forest Hill, Maryland https://aifd.org/
American Society of Landscape Architects Washington, D.C. https://www.asla.org/
AmericanHort Columbus, Ohio https://www.americanhort.org/
Association of Professional Landscape Designers Harrisburg, Pennsylvania https://www.apld.org/
Association of Specialty Cut Flower Growers Oberlin, Ohio https://www.ascfg.org/
Certified American Grown https://www.americangrownflowers.org/
International Society of Arborculture Atlanta, Georgia https://www.isa-arbor.com/
National Association of Landscape Professionals Fairfax, Virginia https://www.landscapeprofessionals.org/
National Cannabis Industry Association Denver, Colorado https://thecannabisindustry.org/
Nursery & Landscape Association Executives of North America Columbus, Ohio https://www.nlae.org/
Perennial Plant Association Raleigh, N.C. https://perennialplant.org/
Society of American Florists Alexandria, Virginia https://safnow.org/
U.S. Hemp Growers Association Lenexa, Kansas https://ushempga.org/
Wholesale Florist & Florist Supplier Association Annapolis, Maryland https://www.wffsa.org/aws/WFFSA/pt/sp/home_page


State Trade Associations
Name Location Website
Northeast Organic Farming Association https://nofa.org/
Alabama Hemp Growers Association Alabama https://alahemp.info/
Alabama Nursery & Landscape Association Alabama https://www.alnla.org/
Alabama Turfgrass Association Alabama https://alturfgrass.org/
Alabama State Florist Association Alabama https://www.facebook.com/alabamaflorists/
Alabama Cannabis Industry Association Alabama https://www.bamacannabis.org/
Alaska Native Plant Society Alaska https://aknps.org/
Alaska Farmers Market Association Alaska https://www.alaskafarmersmarkets.org/
Alaska Peonies Growers Association Alaska https://www.alaskapeonies.org/
Arizona Nursery Association Arizona https://azna.org/
Arizona Landscape Contractors Association Arizona https://www.azlca.com/
Arizona Chapter American Society of Landscape Architects Arizona https://azasla.org/
Arkansas Green Industry Association Arkansas https://www.argia.org/
Arkansas Cannabis Industry Association Arkansas https://arcannabis.org/
Arkansas Christmas Tree Growers Association Arkansas http://www.arktreegrowers.com/
Arkansas Florist Association Arkansas https://arflorists.org/
CA Association of Flower Growers & Shippers California https://www.cafgs.org/
CA State Floral Association California http://calstatefloral.com/
Central Coast Greenhouse Growers Association California http://ccgga.com/
CA Cannabis Industry Association California https://www.cacannabisindustry.org/
Plant California Alliance California www.plantcalifornia.com
San Diego County Flower & Plant Association California https://flowerandplant.org/
Garden Centers of Colorado Colorado https://gardencentersofcolorado.org/
Colorado Nursery & Greenhouse Association Colorado https://www.coloradonga.org/
Colorado Cannabis Growers Association Colorado https://ccgassociation.wixsite.com/welcome
Colorado Seed Growers Association Colorado https://agsci.colostate.edu/seeds/seed-growers/colorado-seed-growers-home-page/
Connecticut Nursery & Landscape Association Connecticut https://www.cnla.biz/
Connecticut Florist Association Connecticut https://www.facebook.com/CTFloristsAssociation/
Connecticut Christmas Tree Growers Association Connecticut https://ctchristmastree.org/
Delaware Nursery & Landscape Association Delaware https://www.dnlaonline.org/
Delaware Christmas Tree Growers Association Delaware http://delawarechristmastreegrowersassn.com/
Florida Nursery, Growers & Landscape Association Florida https://www.fngla.org/
Florida State Florists Association Florida https://floridastatefloristsassociation.com/
Florida Christmas Tree Association Florida http://www.flchristmastrees.com/
Florida Association of Native Nurseries Florida https://www.fann.org/
Georgia Green Industry Association Georgia https://www.ggia.org/
Georgia Hemp Association Georgia https://www.georgiahempassociation.org/
Georgia Cannabis Trade Association Georgia https://ga-cta.org/
Georgia State Florists Association Georgia https://georgiastateflorist.com/
Georgia Christmas Tree Association Georgia https://gacta.com/
Hawaii Tropical Flowers Council Hawaii https://hawaiitropicalflowercouncil.org/
Hawaii Floriculture and Nursery Association Hawaii https://www.hawaiifloriculture.org/
Orchid Growers of Hawaii Hawaii https://orchidgrowersofhawaii.org/
Landscape Industry Council of Hawaii Hawaii https://www.hawaiiscape.com/
Aloha Arborists Hawaii https://alohaarborist.com/
Hawaii Neotropica Hawaii http://www.hawaiineotropica.com/
Hawaii Hemp Farmers Association Hawaii https://hawaiihempfarmersassociation.org/
Hawaii Cannabis Industry Association Hawaii https://www.808hicia.org/
Idaho Nursery & Landscape Association Idaho https://inlagrow.org/
Idaho Mint Growers Association Idaho www.idahomint.org
Illinois Green Industry Association Illinois https://www.illinoisgreen.net/
Ornamental Growers Association of Northern Illinois Illinois https://www.ogaoni.com/
Illinois Landscape Contractors Association Illinois https://www.ogaoni.com/
Illinois State Florist Association Illinois http://www.isfaflorists.com/
Illinois Specialty Crop Growers Association Illinois https://www.specialtygrowers.org/
Cannabis Business Association of Illinois Illinois https://www.cbail.org/
Illinois Craft Cannabis Association Illinois https://www.ilcraft.org/
Illinois Hemp Growers Association Illinois https://www.illinoishga.com/
Illinois Christmas Tree Association Illinois https://ilchristmastrees.com/
Indiana Nursery & Landscape Association Indiana https://inla1.org/
Northwest Indiana Nursery Landscape Association Indiana https://nwinla.com/
Indiana Christmas Tree Growers Association Indiana https://www.indianachristmastrees.com/
Midwest Hemp Council Indiana https://www.midwesthempcouncil.com/
Iowa Nursery & Landscape Association Iowa https://iowanla.org/
Iowa Florist Association Iowa https://iowafloristassociation.com/
Kansas Nursery & Landscape Association Kansas http://ksnla.org/
Kansas Specialty Crop Growers Association Kansas https://www.kscga.org/
Kansas Christmas Tree Association Kansas https://www.kctga.com/
Kentucky Nursery & Landscape Association Kentucky https://www.knla.org/
Kentucky Florists Association Kentucky http://www.kyflorists.com/
Kentucky Christmas Tree Association Kentucky https://kychristmastreefarms.com/
Kentucky Hemp Association Kentucky https://kyhempassociation.org/
Louisiana State Florist Association Louisiana https://lsfaflorist.org/
Louisiana Nursery & Landscape Association Louisiana https://www.lnla.org/
Southern Christmas Tree Association Louisiana, Alabama, Mississippi http://www.southernchristmastrees.org/
Maine Landscape & Nursery Association Maine https://www.melna.org/
Maine Organic Farmers & Gardeners Association Maine https://www.mofga.org/
Maine Growers Alliance Maine https://mainegrowersalliance.com/
Maine Christmas Tree Association Maine https://www.mainechristmastree.com/
Maine Federation of Farmers Markets Maine http://www.mainefarmersmarkets.org/
Ornamental Horticulture Council Maine http://www.ohcmaine.org/
Mid-Maine Greenhouse Growers Association Maine https://www.plants4maine.com/
Maine State Florists & Growers Association Maine https://mainestatefloristsandgrowers.com/
Maryland Nursery, Landscape & Greenhouse Association Maryland https://www.mnlga.org/
Maryland Cut Flower Growers Association Maryland http://www.marylandgrownflowers.com/
Maryland Turfgrass Council Maryland https://www.mdturfcouncil.org/
Independent Floral Designers Association Maryland Maryland https://www.facebook.com/Independent-Floral-Designers-Association-MD-149666011738290/
Maryland Christmas Tree Association Maryland https://www.marylandchristmastrees.org
Maryland Hemp Coalition Maryland https://hempmaryland.org/
Maryland Cannabis Industry Association Maryland http://mdcia.org/
Massachusetts Flower Growers Association Massachusetts https://www.massflowergrowers.com/
Massachusetts Cannabis Business Association Massachusetts https://www.masscba.com/
Massachusetts Nursery & Landscape Association Massachusetts https://www.mnla.com/
Massachusetts Christmas Tree Association Massachusetts http://www.christmas-trees.org/
Landscape Contractors Association MD, DC, VA https://www.lcamddcva.org/
Michigan Nursery & Landscape Association Michigan https://www.mnla.org/
Michigan Green Industry Association Michigan https://www.landscape.org/
Southeast Michigan Nursery & Landscape Association Michigan https://www.semnla.org/
West Michigan Nursery & Landscape Association Michigan https://wmnla.com/
Saginaw Valley Nursery & Landscape Association Michigan https://www.svnla.org/
Michigan Christmas Tree Association Michigan https://www.mcta.org/
Michigan Cannabis Industry Association Michigan https://micia.org/
Michigan Greenhouse Growers Council Michigan https://mggc.org/
Michigan Cannabis Manufacturers Association Michigan https://www.michigancma.com/
Michigan Sod Growers Association Michigan https://www.michigansod.org/
Michigan Farmers Market Association Michigan https://mifma.org/
Michigan Hemp Farmers Association Michigan https://michiganhempfarmerassociation.com/
Ihemp Michigan Michigan https://ihempmichigan.com/
Michigan Flower Growers Cooperative Michigan, Ohio https://www.miflowercoop.com/
Minnesota Nursery & Landscape Association Minnesota https://www.mnla.biz/
Minnesota State Florist Association Minnesota https://www.facebook.com/groups/mnsfa/
Minnesota Cannabis Association Minnesota https://www.mncannabisassociation.org/
Mississippi Nursery & Landscape Association Mississippi http://msnla.org/msnla/
Flower Growers of Mississippi Mississippi https://www.flowergrowersofmississippi.com/
Mississippi Native Plant Society Mississippi https://www.mississippinativeplantsociety.org/
Missouri Green Industry Alliance Missouri https://www.mogia.org/
Landscape & Nursery Assoc. of Greater St. Louis Missouri https://www.stlouislandscape.org/index.cfm/fuseaction/home.home/index.htm
Missouri Organic Association Missouri https://moaorganic.org/
Missouri Medical Cannabis Trade Organization Missouri https://www.mocanntrade.org/cpages/home
Missouri Cannabis Industry Association Missouri https://www.mocia.org/cpages/home
Montana Nursery & Landscape Association Montana https://mnla.wildapricot.org/
Nebraska Nursery & Landscape Association Nebraska https://nebraskanurseryandlandscapeassociation.com/
Nebraska Christmas Tree Growers Association Nebraska https://nda.nebraska.gov/ag_contacts/christmas.html
Nevada Landscape Association Nevada https://nevadala.com/
Nevada Native Plant Society Nevada https://nvnps.org/
Nevada Dispensary Association Nevada https://www.nvdispense.com/
Las Vegas Medical Marijuana Association Nevada https://lvmma.org/
New Hampshire Cannabis Association New Hampshire https://nhcann.org/
Northeast Organic Farming Assoc. of New Hampshire New Hampshire https://www.nofanh.org/
New Hampshire Landscape Association New Hampshire https://nhlaonline.org/
New Hampshire Plant Growers Association New Hampshire https://www.facebook.com/NHPGA/
New Hampshire-Vermont Christmas Tree Association New Hampshire, Vermont https://www.nh-vtchristmastree.org/
New Jersey Christmas Tree Growers Association New Jersey https://njchristmastrees.org/
New Jersey Nursery & Landscape Association New Jersey https://www.njnla.org/
New Jersey Landscape Contractors Association New Jersey https://www.njlca.org/
New Jersey Turfgrass Association New Jersey https://njta.wildapricot.org/
Native Plant Society of New Mexico New Mexico https://www.npsnm.org/
NM Chapter of the Colorado Nursery & Ghse Assoc. New Mexico https://www.coloradonga.org/new-mexico-chapter
NM Chapter of American Society of Landscape Architects New Mexico https://www.nmasla.org/
New York State Nursery & Landscape Association New York https://www.nysnla.com/
NY Cannabis Growers & Processors Association New York https://www.nycgpa.org/
Christmas Tree Farmers Association of New York New York https://ctfany.org/
New York State Turfgrass Association New York https://www.nysta.org/
New York State Flower Industries New York https://www.facebook.com/NewYorkStateFlowerIndustries/
North Carolina Nursery & Landscape Association North Carolina https://ncnla.com/
Southeast Hemp Association North Carolina https://www.sehemp.org/home
North Carolina State Florist Association North Carolina https://ncsfa.site/
North Carolina Christmas Tree Association North Carolina https://ncchristmastrees.com/
Turfgrass Council of North Carolina North Carolina https://www.ncturfgrass.org
NC Greenhouse Vegetable Growers Association North Carolina http://www.ncgreenhouse.org/
North Dakota Farmers Market & Growers Association North Dakota https://www.ndfarmersmarkets.org/
ND Nursery, Greenhouse & Landscape Association North Dakota https://www.ndnga.com/
Ohio Green Industry Association Ohio https://www.onla.org/
Ohio Landscape Association Ohio https://www.ohiolandscapers.org/
Maumee Valley Growers Association Ohio https://www.maumeevalleygrowers.com/
Ohio Christmas Tree Association Ohio http://ohiochristmastree.org/
Ohio Medical Cannabis Industry Association Ohio https://ohiomcia.com/
Ohio Turfgrass Foundation Ohio https://ohioturfgrass.org/
Oklahoma Nursery & Landscape Association Oklahoma https://www.oknla.org/
Oklahoma State Florist Association Oklahoma http://www.osfa.org/
Oklahoma Cannabis Industry Association Oklahoma https://www.okcannabisassociation.com/
Oklahoma Christmas Tree Association Oklahoma https://www.okchristmastrees.com/
Oregon Association of Nurseries Oregon https://www.oan.org/
Oregon Cannabis Association Oregon orcannabisassociation.org
Oregon Christmas Tree Growers Association Oregon www.oregonchristmastreegrowers.com
Oregon Flower Growers Association Oregon https://ofgaflowers.com/
Pennsylvania Landscape & Nursery Association Pennsylvania https://www.plna.com/
Pennsylvania Christmas Tree Growers Association Pennsylvania https://christmastrees.org/
Pennsylvania Turfgrass Council Pennsylvania https://paturf.org/
Rhode Island Nursery & Landscape Association Rhode Island https://rinla.org/
Rhode Island Christmas Tree Growers Association Rhode Island https://www.richristmastrees.com/
South Carolina Green Industry Association South Carolina https://scgreen.org/
South Carolina Specialty Crop Growers Association South Carolina https://scspecialtycrop.com/
South Carolina Christmas Tree Association South Carolina https://www.scchristmastrees.org/
South Carolina Seedsmen's Association South Carolina https://www.scseedsmens.org/
South Carolina Agritourism Association South Carolina https://scagritourism.org/
South Carolina Hemp Association South Carolina https://schempassociation.org/
SD Nursery & Landscape Association South Dakota https://sdnla.org/
SD Specialty Producers Association South Dakota https://sdspecialtyproducers.org/
Middle Tennessee Nursery Association Tennessee https://mtna.com/
Tennessee Nursery & Landscape Association Tennessee https://www.tnla.com/
Tennesee State Florist Association Tennessee https://tnsfa.com/
Hemp Alliance of Tennessee Tennessee https://www.yourhat.org/
Tennessee Organic Growers Association Tennessee http://tnorganics.org/
Tennessee Christmas Tree Growers Association Tennessee https://tennesseechristmastrees.org/
Texas Nursery & Landscape Association Texas https://www.tnlaonline.org/
Northeast Texas Nursery Growers Association Texas http://www.ntnga.org/
Texas Christmas Tree Growers Association Texas https://www.texaschristmastrees.com/
Texas Organic Farmers & Gardeners Association Texas https://www.tofga.org/
Texas Hemp Growers Association Texas https://txhempgrowersassociation.com/
Texas Cannabis Industry Association Texas https://www.texascannabisindustry.org/
Medical Cannabis Association of Texas Texas https://medcantx.com/
Texas Lavender Association Texas https://texaslavenderassociation.org/
Utah Cut Flower Farm Association Utah https://www.utahflowerfarms.com/
Utah Nursery & Landscape Association Utah http://www.utahgreen.org/
Vermont Cannabis Trades Association Vermont https://vctatoday.org/
Vermont Nursery & Landscape Association Vermont https://vnlavt.org/
Vermont Growers Association Vermont https://www.vermontgrowers.org/
Virginia Nursery & Landscape Association Virginia https://vnla.org/
Central Virginia Nursery & Landscape Association Virginia http://cvnla.org/
Virginia Greenhouse Growers Association Virginia https://virginiagreenhousegrowers.org/
Virginia Christmas Tree Growers Association Virginia https://virginiachristmastrees.org/
Virginia Cannabis Industry Association Virginia http://virginiacannabisindustry.com/
Virginia Turfgrass Council Virginia https://vaturf.org/
Washington State Nursery & Landscape Association Washington https://www.wsnla.org/
Washington Sun & Craft Growers Association Washington washingtonsungrowers.org
Washington CannaBusiness Association Washington https://www.wacannabusiness.org/
Washington Association of Landscape Professionals Washington https://www.walp.org/
West Virginia Nursery & Landscaping Association West Virginia https://wvnla.org/
West Virginia Forestry Association West Virginia https://www.wvfa.org/
West Virginia Herb Association West Virginia https://www.wvherbassociation.org/
Wisconsin Fresh Market Vegetable Growers Association Wisconsin http://www.wisconsinfreshproduce.org/
Wisconsin Nursery & Landscape Association Wisconsin https://wnla.net/
Cannabis Industry Association of Wisconsin Wisconsin https://ciawi.org/
Wisconsin Cannabis Trade Association Wisconsin https://wiscta.com/
Wisconsin Industrial Hemp Growers Association Wisconsin http://www.wihga.org/
Wisconsin Hemp Alliance Wisconsin https://www.wishemp.org/
Wisconsin Christmas Tree Producers Association Wisconsin https://www.christmastrees-wi.org/
Commercial Growers of Wisconsin Wisconsin https://www.cgwi.org/
Wisconsin & Upper Michigan Florist Association Wisconsin & Michigan https://www.wumfa.org/
Wyoming Groundskeepers & Growers Association Wyoming https://wgga.org/
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