USDA hardiness zones for Maryland cities, towns and counties

There are 6 Planting Zones in Maryland ranging from zone 5b to zone 8a, as per the USDA.

To locate your USDA zone in Maryland use our Maryland planting zone list arranged by counties, cities and towns given below. You can also use our zip code based planting zone search tool or look at map of Maryland’s planting zones.

Maryland Planting Zones by ZipCode

Maryland Planting Zones Map

USDA hardiness zones for Maryland counties

Maryland counties	USDA Hardiness Zones (2024)
Allegany County	Zone 6a, 6b and 7a
Anne Arundel County	Zone 7a, 7b and 8a
Baltimore City County	Zone 7b and 8a
Baltimore County	Zone 7a, 7b and 8a
Calvert County	Zone 7b and 8a
Caroline County	Zone 7b and 8a
Carroll County	Zone 6b, 7a and 7b
Cecil County	Zone 7a, 7b and 8a
Charles County	Zone 7b and 8a
Dorchester County	Zone 7b and 8a
Frederick County	Zone 7a and 7b
Garrett County	Zone 5b, 6a, 6b and 7a
Harford County	Zone 7a, 7b and 8a
Howard County	Zone 7a and 7b
Kent County	Zone 7b and 8a
Montgomery County	Zone 7a and 7b
Prince Georges County	Zone 7a, 7b and 8a
Somerset County	Zone 7b and 8a
St. Marys County	Zone 7b, 8a and 8b
Talbot County	Zone 7b and 8a
Washington County	Zone 6b, 7a and 7b
Wicomico County	Zone 7b and 8a
Worcester County	Zone 7b and 8a

USDA hardiness zones for Maryland cities and towns

Maryland City/Town	2024 USDA Hardiness Zone(s)
Aberdeen	Zone 7b
Aberdeen Proving Ground	Zone 7b
Accident	Zone 6a
Accokeek	Zone 7b and 8a
Adamstown	Zone 7b
Adelphi	Zone 7b
Algonquin	Zone 8a
Allen	Zone 7b
Andrews AFB	Zone 7b
Annapolis	Zone 8a
Annapolis Neck	Zone 7b and 8a
Antietam	Zone 7a
Aquasco	Zone 7b
Arbutus	Zone 7b and 8a
Arden on the Severn	Zone 7b and 8a
Arnold	Zone 8a
Ashton-Sandy Spring	Zone 7b
Aspen Hill	Zone 7b
Baden	Zone 7b
Bagtown	Zone 7a
Bakersville	Zone 7a
Ballenger Creek	Zone 7a and 7b
Baltimore	Zone 7b and 8a
Baltimore Highlands	Zone 7b and 8a
Barclay	Zone 7b
Barnesville	Zone 7a and 7b
Barrelville	Zone 7a
Barton	Zone 6b
Bartonsville	Zone 7a and 7b
Beaver Creek	Zone 7a
Bel Air	Zone 6b and 7a
Bel Air	Zone 7b
Bel Air North	Zone 7a and 7b
Bel Air South	Zone 7a and 7b
Beltsville	Zone 7b
Benedict	Zone 7b
Bensville	Zone 7b
Berlin	Zone 7b
Berwyn Heights	Zone 7b
Bethesda	Zone 7b and 7b
Betterton	Zone 7b and 8a
Bier	Zone 7a
Big Pool	Zone 7a
Big Spring	Zone 7a
Bishopville	Zone 7b and 7b
Bivalve	Zone 7b and 8a
Bladensburg	Zone 7b
Bloomington	Zone 6b and 7a
Boonsboro	Zone 7a and 7b
Bowie	Zone 7a and 7b
Bowleys Quarters	Zone 8a
Bowling Green	Zone 6b and 7a
Bowmans Addition	Zone 6b and 7a
Braddock Heights	Zone 7a and 7b
Brandywine	Zone 7b and 8a
Breathedsville	Zone 7a
Brentwood	Zone 7b
Brock Hall	Zone 7b
Brookeville	Zone 7b
Brooklyn Park	Zone 7b and 8a
Brookmont	Zone 7b and 7b
Brookview	Zone 7b
Broomes Island	Zone 7b and 8a
Brownsville	Zone 7a
Brunswick	Zone 7a and 7b
Bryans Road	Zone 7b
Bryantown	Zone 7b
Buckeystown	Zone 7a and 7b
Burkittsville	Zone 7a
Burtonsville	Zone 7b
Butlertown	Zone 7b
Cabin John	Zone 7b and 7b
California	Zone 7b and 8a
Calvert Beach	Zone 8a
Calverton	Zone 7b
Cambridge	Zone 7b and 8a
Camp Springs	Zone 7b and 8a
Cape St. Claire	Zone 8a
Capitol Heights	Zone 7b and 8a
Carlos	Zone 6b
Carney	Zone 7b
Catonsville	Zone 7b
Cavetown	Zone 7a
Cecilton	Zone 7b
Cedarville	Zone 7b
Centreville	Zone 7b
Chance	Zone 8a
Charlestown	Zone 7b
Charlotte Hall	Zone 7b
Charlton	Zone 7a
Chesapeake Beach	Zone 7b and 8a
Chesapeake City	Zone 7b
Chesapeake Ranch Estates	Zone 8a
Chester	Zone 8a
Chestertown	Zone 7b
Cheverly	Zone 7b and 8a
Chevy Chase	Zone 7b
Chevy Chase	Zone 7b and 7b
Chevy Chase Section Five	Zone 7b
Chevy Chase Section Three	Zone 7b
Chevy Chase View	Zone 7b
Chevy Chase Village	Zone 7b
Chewsville	Zone 7a
Chillum	Zone 7b and 7b
Choptank	Zone 7b
Church Creek	Zone 8a
Church Hill	Zone 7b
Clarksburg	Zone 7a and 7b
Clarysville	Zone 6b
Clear Spring	Zone 7a
Clinton	Zone 7b and 8a
Cloverly	Zone 7b
Cobb Island	Zone 8a
Cockeysville	Zone 7a and 7b
Colesville	Zone 7b
College Park	Zone 7b
Colmar Manor	Zone 7b and 8a
Columbia	Zone 7b
Coral Hills	Zone 7b
Cordova	Zone 7b
Corriganville	Zone 7a
Cottage City	Zone 7b
Crellin	Zone 6a
Cresaptown	Zone 6b and 7a
Crisfield	Zone 8a
Crofton	Zone 7a and 7b
Croom	Zone 7b
Crownsville	Zone 7b
Cumberland	Zone 6b and 7a
Damascus	Zone 7a and 7b
Dames Quarter	Zone 8a
Danville	Zone 7a
Dargan	Zone 7a
Darlington	Zone 7a
Darnestown	Zone 7b and 7b
Dawson	Zone 6b and 7a
Deal Island	Zone 8a
Deale	Zone 8a
Deer Park	Zone 6a
Delmar	Zone 7b
Denton	Zone 7b
Derwood	Zone 7b
Detmold	Zone 6b
District Heights	Zone 7b
Downsville	Zone 7a
Drum Point	Zone 8a
Dundalk	Zone 8a
Dunkirk	Zone 7b
Eagle Harbor	Zone 7b
Eakles Mill	Zone 7a
East New Market	Zone 7b
East Riverdale	Zone 7b
Easton	Zone 7b and 8a
Eckhart Mines	Zone 6b
Eden	Zone 7b
Edesville	Zone 8a
Edgemere	Zone 8a
Edgemont	Zone 6b and 7a
Edgewater	Zone 7b and 8a
Edgewood	Zone 7b and 8a
Edmonston	Zone 7b
Eldersburg	Zone 7a and 7b
Eldorado	Zone 7b
Elkridge	Zone 7b
Elkton	Zone 7b
Ellerslie	Zone 7a and 7a
Ellicott City	Zone 7a and 7b
Elliott	Zone 8a
Emmitsburg	Zone 7a
Essex	Zone 8a
Fairland	Zone 7b
Fairlee	Zone 7b and 8a
Fairmount	Zone 7b and 8a
Fairmount Heights	Zone 7b and 8a
Fairplay	Zone 7a
Fairview	Zone 7a
Fairwood	Zone 7b
Fallston	Zone 7a and 7b
Federalsburg	Zone 7b
Ferndale	Zone 7b and 8a
Finzel	Zone 6a and 6b
Fishing Creek	Zone 8a
Flintstone	Zone 7a
Forest Glen	Zone 7b
Forest Heights	Zone 7b and 8a
Forestville	Zone 7b
Fort Meade	Zone 7b
Fort Ritchie	Zone 6b and 7a
Fort Washington	Zone 7b and 8a
Fountainhead-Orchard Hills	Zone 7a and 7b
Four Corners	Zone 7b
Franklin	Zone 6b and 7a
Frederick	Zone 7a and 7b
Frenchtown-Rumbly	Zone 8a
Friendly	Zone 7b and 8a
Friendship	Zone 7b and 8a
Friendship Heights Village	Zone 7b
Friendsville	Zone 6a
Frostburg	Zone 6a and 6b
Fruitland	Zone 7b
Fulton	Zone 7b
Funkstown	Zone 7a
Gaithersburg	Zone 7b
Galena	Zone 7b
Galestown	Zone 7b
Galesville	Zone 8a
Gambrills	Zone 7b
Gapland	Zone 7a
Garrett Park	Zone 7b
Garretts Mill	Zone 7a
Garrison	Zone 7a and 7b
Georgetown	Zone 8a
Germantown	Zone 7a and 7b
Gilmore	Zone 6b
Girdletree	Zone 7b
Glassmanor	Zone 7b and 8a
Glen Burnie	Zone 7b and 8a
Glen Echo	Zone 7b
Glenarden	Zone 7b
Glenmont	Zone 7b
Glenn Dale	Zone 7a and 7b
Golden Beach	Zone 7b
Goldsboro	Zone 7b
Gorman	Zone 6a
Grahamtown	Zone 6b
Grantsville	Zone 6a
Grasonville	Zone 8a
Greenbelt	Zone 7b
Greensboro	Zone 7b
Greensburg	Zone 7a
Hagerstown	Zone 7a
Halfway	Zone 7a
Hampstead	Zone 7a
Hampton	Zone 7b
Hancock	Zone 7a
Havre de Grace	Zone 7a and 7b
Hebron	Zone 7b
Henderson	Zone 7b
Herald Harbor	Zone 7b and 8a
Highfield-Cascade	Zone 6b and 7a
Highland	Zone 7b
Highland Beach	Zone 8a
Hillandale	Zone 7b
Hillcrest Heights	Zone 7b and 8a
Hillsboro	Zone 7b
Hughesville	Zone 7b
Huntingtown	Zone 7b
Hurlock	Zone 7b
Hutton	Zone 6a and 6a
Hyattsville	Zone 7b
Ilchester	Zone 7b
Indian Head	Zone 7b
Indian Springs	Zone 7a
Jarrettsville	Zone 7a and 7b
Jennings	Zone 6a
Jessup	Zone 7b
Jesterville	Zone 8a
Joppatowne	Zone 7b and 8a
Jugtown	Zone 7a
Keedysville	Zone 7a
Kemp Mill	Zone 7b
Kemps Mill	Zone 7a
Kennedyville	Zone 7b
Kensington	Zone 7b
Kent Narrows	Zone 8a
Kettering	Zone 7b
Kingstown	Zone 7b
Kingsville	Zone 7b
Kitzmiller	Zone 6a and 6b
Klondike	Zone 6b
Konterra	Zone 7b
La Plata	Zone 7b
La Vale	Zone 6b and 7a
Lake Arbor	Zone 7b
Lake Shore	Zone 8a
Landover	Zone 7b and 8a
Landover Hills	Zone 7b
Langley Park	Zone 7b
Lanham	Zone 7a and 7b
Lansdowne	Zone 7b and 8a
Largo	Zone 7b
Laurel	Zone 7b
Layhill	Zone 7b
Laytonsville	Zone 7b
Leisure World	Zone 7b
Leitersburg	Zone 7a
Leonardtown	Zone 7b
Lexington Park	Zone 8a
Libertytown	Zone 7a
Linganore	Zone 7a
Linthicum	Zone 7b and 8a
Little Orleans	Zone 7a
Loch Lynn Heights	Zone 6a
Lochearn	Zone 7b
Lonaconing	Zone 6b
Long Beach	Zone 8a
Luke	Zone 6b and 7a
Lusby	Zone 8a
Lutherville	Zone 7b
Madison	Zone 8a
Manchester	Zone 7a and 7b
Mapleville	Zone 7a and 7b
Mardela Springs	Zone 7b
Marlboro Meadows	Zone 7b
Marlboro Village	Zone 7b
Marlow Heights	Zone 7b
Marlton	Zone 7b
Martin’s Additions	Zone 7b
Marydel	Zone 7b and 7b
Maryland City	Zone 7b
Maugansville	Zone 7a and 7b
Mayo	Zone 8a
Mays Chapel	Zone 7a and 7b
McCoole	Zone 7a
Mechanicsville	Zone 7b
Melwood	Zone 7b
Mercersville	Zone 7a
Middle River	Zone 8a
Middleburg	Zone 7b and 7b
Middletown	Zone 7a and 7b
Midland	Zone 6b
Midlothian	Zone 6b
Milford Mill	Zone 7a and 7b
Millington	Zone 7b
Mitchellville	Zone 7a and 7b
Monrovia	Zone 7a
Montgomery Village	Zone 7b
Morningside	Zone 7b
Moscow	Zone 6b
Mount Aetna	Zone 7a
Mount Airy	Zone 7a and 7b
Mount Briar	Zone 7a
Mount Lena	Zone 7a and 7b
Mount Rainier	Zone 7b and 7b
Mount Savage	Zone 6b and 7a
Mount Vernon	Zone 7b and 8a
Mountain Lake Park	Zone 6a
Myersville	Zone 7a
Nanticoke	Zone 8a
Nanticoke Acres	Zone 8a
National	Zone 6b
Naval Academy	Zone 8a
New Carrollton	Zone 7b
New Market	Zone 7a
New Windsor	Zone 7a
Newark	Zone 7b
Nikep	Zone 6b
North Beach	Zone 8a
North Bethesda	Zone 7b
North Brentwood	Zone 7b
North Chevy Chase	Zone 7b
North East	Zone 7a and 7b
North Kensington	Zone 7b
North Laurel	Zone 7b
North Potomac	Zone 7b
Oakland	Zone 6a
Ocean	Zone 6b
Ocean City	Zone 8a
Ocean Pines	Zone 7b and 8a
Odenton	Zone 7b
Oldtown	Zone 7a
Olney	Zone 7b
Overlea	Zone 7b and 8a
Owings	Zone 7b
Owings Mills	Zone 7a and 7b
Oxford	Zone 8a
Oxon Hill	Zone 7b and 8a
Paramount-Long Meadow	Zone 7a
Parkville	Zone 7b
Parole	Zone 7b and 8a
Parsonsburg	Zone 7b
Pasadena	Zone 7b and 8a
Pecktonville	Zone 7a
Peppermill Village	Zone 7b
Perry Hall	Zone 7b and 8a
Perryman	Zone 7b
Perryville	Zone 7a and 7b
Pikesville	Zone 7a and 7b
Pinesburg	Zone 7a
Piney Point	Zone 8a
Pittsville	Zone 7b
Pleasant Grove	Zone 7a
Pleasant Hills	Zone 7b
Pocomoke City	Zone 7b
Point of Rocks	Zone 7a and 7b
Pomfret	Zone 7b
Pondsville	Zone 7a
Poolesville	Zone 7a and 7b
Port Deposit	Zone 7a and 7b
Port Tobacco Village	Zone 7b
Potomac	Zone 7b
Potomac Heights	Zone 7b
Potomac Park	Zone 7a
Powellville	Zone 7b
Preston	Zone 7b
Prince Frederick	Zone 7b
Princess Anne	Zone 7b
Pylesville	Zone 7a and 7b
Quantico	Zone 7b
Queen Anne	Zone 7b
Queen Anne	Zone 7b
Queensland	Zone 7b
Queenstown	Zone 8a
Randallstown	Zone 7a and 7b
Rawlings	Zone 7a
Redland	Zone 7b
Reid	Zone 7a
Reisterstown	Zone 7a
Ridgely	Zone 7b
Ringgold	Zone 7a
Rising Sun	Zone 7a
Riva	Zone 7b
Riverdale Park	Zone 7b
Riverside	Zone 7b
Riviera Beach	Zone 8a
Robinwood	Zone 7a
Rock Hall	Zone 8a
Rock Point	Zone 7b and 8a
Rockville	Zone 7b
Rohrersville	Zone 7a
Rosaryville	Zone 7b
Rosedale	Zone 7b and 8a
Rosemont	Zone 7a
Rossville	Zone 7b and 8a
Sabillasville	Zone 7a
Salisbury	Zone 7b
San Mar	Zone 7a
Sandy Hook	Zone 7a
Scaggsville	Zone 7b
Seabrook	Zone 7b
Seat Pleasant	Zone 7b and 8a
Secretary	Zone 7b
Severn	Zone 7b
Severna Park	Zone 7b and 8a
Shady Side	Zone 8a
Shaft	Zone 6b
Sharpsburg	Zone 7a
Sharptown	Zone 7b
Silver Hill	Zone 7b
Silver Spring	Zone 7b and 7b
Smith Island	Zone 8a
Smithsburg	Zone 7a
Snow Hill	Zone 7b
Solomons	Zone 8a
Somerset	Zone 7b
South Kensington	Zone 7b
South Laurel	Zone 7b
Spencerville	Zone 7b
Spring Gap	Zone 7a
Spring Ridge	Zone 7a
Springdale	Zone 7b
St. George Island	Zone 8a
St. James	Zone 7a
St. Leonard	Zone 8a
St. Michaels	Zone 8a
Stevensville	Zone 8a
Stockton	Zone 7b and 8a
Sudlersville	Zone 7b
Suitland	Zone 7b
Summerfield	Zone 7b
Swanton	Zone 6a
Sykesville	Zone 7a
Takoma Park	Zone 7b and 7b
Tall Timbers	Zone 8a
Taneytown	Zone 7a
Taylors Island	Zone 8a
Temple Hills	Zone 7b and 8a
Templeville	Zone 7b
Thurmont	Zone 7a
Tilghman Island	Zone 8a
Tilghmanton	Zone 7a
Timonium	Zone 7b
Tolchester	Zone 8a
Towson	Zone 7b
Trappe	Zone 7b and 8a
Travilah	Zone 7b and 7b
Trego-Rohrersville Station	Zone 7a
Tyaskin	Zone 7b and 8a
Union Bridge	Zone 7a
University Park	Zone 7b
Upper Marlboro	Zone 7b
Urbana	Zone 7a and 7b
Vale Summit	Zone 6b
Vienna	Zone 7b
Waldorf	Zone 7b
Walker Mill	Zone 7b
Walkersville	Zone 7a and 7b
Washington Grove	Zone 7b
Waterview	Zone 8a
West Denton	Zone 7b
West Laurel	Zone 7b
West Ocean City	Zone 7b and 8a
West Pocomoke	Zone 7b
Westernport	Zone 6b and 7a
Westminster	Zone 7a and 7b
Westphalia	Zone 7b
Whaleyville	Zone 7b
Wheaton	Zone 7b
White Marsh	Zone 7b and 8a
White Oak	Zone 7b
Whitehaven	Zone 7b
Willards	Zone 7b
Williamsport	Zone 7a
Williston	Zone 7b
Wilson-Conococheague	Zone 7a
Woodland	Zone 6b
Woodlawn	Zone 7b
Woodlawn	Zone 7b
Woodmore	Zone 7b
Woodsboro	Zone 7a
Worton	Zone 7b
Zihlman	Zone 6b