Maine spans Plant Hardiness Zones 3-6. Each zone is based on the 30-year average of the single coldest temperature recorded each winter. Zone 3 is 10 degrees F colder than Zone 4, etc. In addition, each zone is split in half.

What zone is Portland Maine?

What zone is Portland in? Portland falls into USDA hardiness zone 8b (with average low temperatures from 15 to 20 degrees Fahrenheit) or 9a (with average lows from 20 to 25 degrees Fahrenheit) for parts of inner Portland. Portland (and the entire Willamette Valley) is in Zone 6 according to the Sunset rating system.

What climate zone is Southern Maine?

1990 Hardiness Zone:Zone 1b: -15F to -10FAverage First Frost:October 1 – 10Average Last Frost:May 1 – 10Koppen-Geiger Climate Zone:Dfb – Humid Continental Mild Summer, Wet All YearEcoregion:59f – Gulf of Maine Coastal Lowland

What planting zone is mid coast Maine?

On the new map, the midcoast of Maine and the southern portion of York County have moved from zone 5b to zone 6a. The rest of the area along the Maine coast, including parts between the new 6a zones, remains at 5b. The average annual extreme cold temperature in zone 5b is minus 10 to minus 15 degrees.

What zone is Bangor Maine?

Bangor, Maine is in USDA Hardiness Zones 5a.

What is plant zone 8b?

Zone 8b means that the average minimum winter temperature is 15 to 20 °F. … When you purchase a plant that is described as “hardy to zone 8”, it means that the plant can withstand a range of minimum temperatures (zone 8a and 8b) from 10 °F to 20 °F .

What does hardiness zone 4a mean?

Zone 4: There is a minimum average temperature of -20°F to -30°F for Zone 4. Zone 4a: There is a minimum average temperature of -25°F to -30°F for Zone 4. Zone 4b: There is a minimum average temperature of -20°F to -25°F for Zone 4.

What zone is Penobscot County Maine in?

Maine LocationUSDA Hardiness Zone(s)Penobscot CountyZone 3b, 4a, 4b, 5a, 5bPiscataquis CountyZone 3a, 3b, 4a, 4bPittsfieldZone 4bPortlandZone 5b

What planting zone is Augusta Maine?

Augusta, Maine is in USDA Hardiness Zones 5a and 5b.

Is zone 5a colder than 5b?

Each zone is further divided into subzones a and b, with the former being 5 degrees Fahrenheit cooler than the latter. Zone 5a Winter lows are between -20 and -15 degrees Fahrenheit, while zone 5b is -15 to -10 degrees Fahrenheit.

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What zone is South Portland Maine?

South Portland, Maine is in USDA Hardiness Zones 5b.

What type of climate does Maine have?

Maines climate is characterized by cold, snowy winters and mild summers. Mean annual winter temperatures range from 25°F in the far south to less than 15°F in the northern and interior portions of the state. Mean annual summer temperatures range from near 60°F in the far north to near 70°F in the south.

What growing zone is Kittery Maine?

Kittery, Maine is in USDA Hardiness Zones 6a.

What can I grow in Zone 5b?

  • Carrots.
  • Spinach.
  • Leeks.
  • Collards.
  • Parsnips.
  • Lettuce.
  • Cabbage.
  • Turnips.

Is Maine flat or hilly?

As observed on the map, Maine is divided into three distinct areas: the Atlantic Ocean Coastal Lowlands, the Central Uplands, and the mountain ranges of the Appalachian Mountains in the north-western reaches of the state.

Is Maine a good place to live?

Maine has consistently been ranked as the #1 safest state in the country! With the lowest property crime and violent crime rates, it’s one less thing you need to worry about – and an easy choice to consider where you want to enjoy your active, retirement years.

What is Hardiness Zone 3a?

Subset Zone 3 Temperatures Zone 3: This zone has a minimum average of temperatures of -30°F to -40°F. Zone 3a: This subzone has a minimum average temperature of -35°F to -40° F. Zone 3b: This subzone has a minimum average temperature of -30° to -35°F.

Where is Zone 5 in the United States?

AlaskaCaliforniaConnecticutNebraskaNevadaNew MexicoNew YorkOhioPennsylvaniaSouth DakotaUtahVirginiaWashingtonWest VirginiaWyoming

Where is zone 9 in the US?

In the United States, most of the warmer zones (zones 9, 10, and 11) are located in the deep southern half of the country and on the southern coastal margins. Higher zones can be found in Hawaii (up to 12) and Puerto Rico (up to 13).

What is the difference between zone 8a and 8b?

US States in Hardiness Zone 8 Zone 8 contains two subsets: Zone 8a (with the lowest average temperatures between 10 and 15 degrees Fahrenheit) and Zone 8b (with minimum temperatures between 15 and 20 degrees Fahrenheit).

What can be planted now in zone 8b?

Continue to direct sow carrots, Swiss chard, peas, collards, kale, kohlrabi, leaf lettuce, onions, parsley, parsnips, beets, leaf lettuce, radishes, salsify and spinach as soil and weather conditions permit.

What growing zone is Whitehorse Yukon?

1961-1990 zone1981-2010 hardiness indexWatson Lake1a16Whitehorse1a16

What planting zone is Windham Maine?

Zipcode 04062 – Windham Maine is in Hardiness Zones 5a and 5b.

What growing zone is Wells Maine?

Zipcode 04090 – Wells Maine is in Hardiness Zones 5b and 6a.

When can you plant outside in Maine?

Maine Vegetable Gardening: Keep Your Garden Growing — Plant from Spring to Fall. Plant as soon as the ground can be worked. Plant two weeks before the average last frost date. Plant when soil and sun are warm.

Is Maine a northern state?

Maine is the northernmost state in New England and the largest, accounting for almost half of the region’s entire land area. Maine is the only state to border exactly one other American state (New Hampshire). Maine is the easternmost state in the United States both in its extreme points and in its geographic center.

What zone is Aroostook County Maine?

Aroostook County, Maine is in USDA Hardiness Zones 3a, 3b, 4a and 4b.

What does Hardiness Zone 5b mean?

Hardiness zones are the USDA’s general guidelines of the temperatures a plant can survive. Zone 5 plants can survive winter temperatures no lower than -20 degrees F. (-28 C.). If a plant is hardy in zones 5 through 8, it can be grown in zones 5, 6, 7, and 8.

What does H5 hardiness mean?

H5 -15 – -10 Hardy – cold winter Hardy in most places throughout the UK even in severe 7b/8a winters. May not withstand open/exposed sites or central/northern locations. Many evergreens will suffer foliage damage, and plants in pots will be at increased risk. (Many herbaceous and woody plants, some brassicas, leeks).

When can I plant in Zone 5b?

You need to know the date of your last frost. This is the optimum time for planting vegetables in zone 5. May 30th is the recommended time for zone 5 vegetable planting. This is the date when all chance of frost has passed in the zone.

What are the growing zones in the US?

The average low temperatures for zone 1 are -60 to -50, for zone 2 are -50 to -40, for zone 3 are -40 to -30, for zone 4 are -30 to -20, for zone 5 are -20 to -10, for zone 6 are -10 to 0, for zone 7 are 0 to 10, for zone 8 are 10 to 20, for zone 9 are 20 to 30, for zone 10 are 30 to 40, for zone 11 are 40 to 50, for …