Horticultural Planning Records Est. data · NOAA 1991–2020 · USDA 2023

Planting Calendar · Harrington, ME · ZIP 04643

What to plant in Harrington, ME, by month.

A complete year of planting actions for ZIP 04643 — based on NOAA frost data and 801 crop schedules. Last spring frost: May 3. First fall frost: Oct 9. USDA Zone 6a.

Growing season
159 days
USDA Zone
6a
Crops covered
280
Frost tolerance Hardy Half-hardy Tender

JANUARY

Direct Sow

Jan 1 Elephant Garlic
Jan 1 Garlic

FEBRUARY

Start Indoors

Feb 15 Alpine Strawberry
Feb 15 Celery
Feb 15 Lavender
Feb 22 Ghost Pepper
Feb 22 Habanero

MARCH

Start Indoors

Mar 1 Anaheim Pepper
Mar 1 Artichoke (Globe)
Mar 1 Ashitaba
Mar 1 Banana Pepper
Mar 1 Bee Balm
Mar 1 Cayenne Pepper
Mar 1 Celeriac
Mar 1 Chives
Mar 1 Echinacea (Coneflower)
Mar 1 Garlic Chives
Mar 1 German Thyme
Mar 1 Hyssop
Mar 1 Jalapeño
Mar 1 Leek
Mar 1 Milkweed
Mar 1 Mint (Spearmint)
Mar 1 Onion
Mar 1 Pansy
Mar 1 Parsley (Curly)
Mar 1 Parsley (Flat-leaf)
Mar 1 Pepper (Bell)
Mar 1 Pepper (Hot)
Mar 1 Petunia
Mar 1 Pimento Pepper
Mar 1 Poblano Pepper
Mar 1 Rosemary
Mar 1 Rue
Mar 1 Serrano Pepper
Mar 1 Shishito Pepper
Mar 1 Snapdragon
Mar 1 Stevia
Mar 1 Stock
Mar 1 Thai Pepper
Mar 1 Thyme
Mar 1 Valerian
Mar 1 Viola
Mar 1 Wormwood
Mar 1 Yarrow
Mar 15 Anise Hyssop
Mar 15 Beefsteak Tomato
Mar 15 Black-Eyed Susan
Mar 15 Bunching Onion
Mar 15 Cape Gooseberry
Mar 15 Cardoon
Mar 15 Catnip
Mar 15 Cherry Tomato
Mar 15 Culantro
Mar 15 Eggplant
Mar 15 Feverfew
Mar 15 Gomphrena (Globe Amaranth)
Mar 15 Grape Tomato
Mar 15 Greek Oregano
Mar 15 Green Onion (Scallion)
Mar 15 Ground Cherry
Mar 15 Heirloom Tomato
Mar 15 Husk Cherry
Mar 15 Japanese Eggplant
Mar 15 Jicama
Mar 15 Lemon Balm
Mar 15 Marjoram
Mar 15 Nicotiana
Mar 15 Oregano
Mar 15 Paste Tomato
Mar 15 Purple Tomatillo
Mar 15 Roma Tomato
Mar 15 Roman Chamomile
Mar 15 Rosa Bianca Eggplant
Mar 15 Sage
Mar 15 San Marzano Tomato
Mar 15 Spilanthes (Toothache Plant)
Mar 15 Strawflower
Mar 15 Sweet Pea (Flower)
Mar 15 Tomatillo
Mar 15 Tomato
Mar 15 Winter Savory
Mar 29 Basil
Mar 29 Broccoli
Mar 29 Brussels Sprouts
Mar 29 Butterhead Lettuce
Mar 29 Cabbage
Mar 29 Calendula
Mar 29 Cauliflower
Mar 29 Celosia
Mar 29 Chamomile (German)
Mar 29 Cleome
Mar 29 Collard Greens
Mar 29 Cosmos
Mar 29 Cumin
Mar 29 Four O'Clock
Mar 29 Genovese Basil
Mar 29 Holy Basil (Tulsi)
Mar 29 Kale
Mar 29 Kohlrabi
Mar 29 Lacinato Kale (Dinosaur)
Mar 29 Lemon Basil
Mar 29 Lettuce (Head)
Mar 29 Lettuce (Loose-leaf)
Mar 29 Luffa
Mar 29 Malabar Spinach
Mar 29 Marigold (African)
Mar 29 Marigold (French)
Mar 29 Marigold (Signet)
Mar 29 Oakleaf Lettuce
Mar 29 Purple Basil
Mar 29 Purple Sprouting Broccoli
Mar 29 Rainbow Chard
Mar 29 Red Cabbage
Mar 29 Red Russian Kale
Mar 29 Romaine Lettuce
Mar 29 Romanesco
Mar 29 Savoy Cabbage
Mar 29 Shiso (Perilla)
Mar 29 Summer Savory
Mar 29 Sweet Alyssum
Mar 29 Sweet Basil
Mar 29 Swiss Chard
Mar 29 Thai Basil
Mar 29 Zinnia

Direct Sow

Mar 29 Claytonia (Miner's Lettuce)
Mar 29 Fava Beans
Mar 29 Large-Seeded Mâche
Mar 29 Mâche (Corn Salad)
Mar 29 Spinach

Transplant

Mar 29 Egyptian Walking Onion

APRIL

Start Indoors

Apr 9 Amaranth (Grain)
Apr 9 Amaranth (Ornamental)
Apr 9 Bitter Melon
Apr 9 Cucamelon
Apr 9 Hyacinth Bean
Apr 9 Kang Kong (Water Spinach)
Apr 9 Molokhia
Apr 9 New Zealand Spinach
Apr 9 Okra
Apr 9 Ornamental Gourd
Apr 9 Winged Bean
Apr 16 Acorn Squash
Apr 16 Armenian Cucumber
Apr 16 Butternut Squash
Apr 16 Cantaloupe
Apr 16 Carnival Squash
Apr 16 Cucumber
Apr 16 Delicata Squash
Apr 16 Honeydew
Apr 16 Hubbard Squash
Apr 16 Kabocha Squash
Apr 16 Lemon Cucumber
Apr 16 Long Pie Pumpkin
Apr 16 Muskmelon
Apr 16 Patty Pan Squash
Apr 16 Pickling Cucumber
Apr 16 Pie Pumpkin
Apr 16 Pumpkin
Apr 16 Spaghetti Squash
Apr 16 Sugar Pumpkin
Apr 16 Summer Squash
Apr 16 Watermelon
Apr 16 Winter Squash
Apr 16 Yellow Crookneck Squash
Apr 16 Zucchini

Direct Sow

Apr 12 Arugula
Apr 12 Beet Greens
Apr 12 Beets
Apr 12 Broccoli Raab (Rapini)
Apr 12 Bunching Onion
Apr 12 Butterhead Lettuce
Apr 12 Carrots
Apr 12 Celtuce (Stem Lettuce)
Apr 12 Chervil
Apr 12 Chives
Apr 12 Collard Greens
Apr 12 Field Pea (Cover Crop)
Apr 12 Garden Cress
Apr 12 Garlic Chives
Apr 12 Golden Beet
Apr 12 Green Onion (Scallion)
Apr 12 Kale
Apr 12 Kohlrabi
Apr 12 Komatsuna
Apr 12 Lacinato Kale (Dinosaur)
Apr 12 Land Cress (Upland Cress)
Apr 12 Larkspur
Apr 12 Lettuce (Head)
Apr 12 Lettuce (Loose-leaf)
Apr 12 Mesclun Mix
Apr 12 Milkweed
Apr 12 Mizuna
Apr 12 Mustard Greens
Apr 12 Nantes Carrot
Apr 12 Oakleaf Lettuce
Apr 12 Onion
Apr 12 Perpetual Spinach
Apr 12 Radish
Apr 12 Rainbow Carrot
Apr 12 Red Russian Kale
Apr 12 Romaine Lettuce
Apr 12 Shallot
Apr 12 Shelling Peas
Apr 12 Snap Peas
Apr 12 Snow Peas
Apr 12 Sorrel
Apr 12 Spigarello
Apr 12 Sweet Pea (Flower)
Apr 12 Tatsoi
Apr 12 Turnip
Apr 26 Agretti
Apr 26 Anise Hyssop
Apr 26 Bachelor's Button (Cornflower)
Apr 26 Black Radish
Apr 26 Black-Eyed Susan
Apr 26 Bok Choy
Apr 26 Burdock (Gobo)
Apr 26 Calendula
Apr 26 Caraway
Apr 26 Catnip
Apr 26 Chamomile (German)
Apr 26 Chinese Broccoli (Gai Lan)
Apr 26 Cilantro
Apr 26 Coriander (Seed)
Apr 26 Crimson Clover
Apr 26 Daikon Radish
Apr 26 Dill
Apr 26 Endive
Apr 26 Escarole
Apr 26 Fennel
Apr 26 Fennel (Bulbing)
Apr 26 Fenugreek
Apr 26 Feverfew
Apr 26 Fingerling Potato
Apr 26 Garbanzo Bean (Chickpea)
Apr 26 Good King Henry
Apr 26 Jerusalem Artichoke
Apr 26 Lemon Balm
Apr 26 Lentil
Apr 26 Lovage
Apr 26 Marshmallow (Herb)
Apr 26 Napa Cabbage
Apr 26 Orach (Mountain Spinach)
Apr 26 Parsley (Curly)
Apr 26 Parsley (Flat-leaf)
Apr 26 Parsnip
Apr 26 Phacelia
Apr 26 Potato
Apr 26 Quinoa
Apr 26 Radicchio
Apr 26 Rainbow Chard
Apr 26 Russet Potato
Apr 26 Rutabaga
Apr 26 Salsify
Apr 26 Scorzonera
Apr 26 Skirret
Apr 26 Sunchoke
Apr 26 Sweet Alyssum
Apr 26 Swiss Chard
Apr 26 Valerian
Apr 26 Watercress
Apr 26 Watermelon Radish
Apr 26 Winter Rye
Apr 26 Yukon Gold Potato

Transplant

Apr 12 Horseradish
Apr 12 Onion
Apr 12 Pansy
Apr 12 Viola
Apr 19 Butterhead Lettuce
Apr 19 Kohlrabi
Apr 19 Leek
Apr 19 Lettuce (Head)
Apr 19 Romaine Lettuce
Apr 19 Stock
Apr 26 Alpine Strawberry
Apr 26 Artichoke (Globe)
Apr 26 Bee Balm
Apr 26 Bok Choy
Apr 26 Broccoli
Apr 26 Brussels Sprouts
Apr 26 Cabbage
Apr 26 Cauliflower
Apr 26 Celtuce (Stem Lettuce)
Apr 26 Chinese Broccoli (Gai Lan)
Apr 26 Collard Greens
Apr 26 Comfrey
Apr 26 Echinacea (Coneflower)
Apr 26 Endive
Apr 26 Escarole
Apr 26 Everbearing Strawberry
Apr 26 Fennel
Apr 26 Fennel (Bulbing)
Apr 26 Kale
Apr 26 Lacinato Kale (Dinosaur)
Apr 26 Mint (Peppermint)
Apr 26 Mint (Spearmint)
Apr 26 Napa Cabbage
Apr 26 Purple Sprouting Broccoli
Apr 26 Radicchio
Apr 26 Red Cabbage
Apr 26 Red Russian Kale
Apr 26 Roman Chamomile
Apr 26 Romanesco
Apr 26 Savoy Cabbage
Apr 26 Snapdragon
Apr 26 Spigarello
Apr 26 Strawberry
Apr 26 Tree Collard
Apr 26 Yarrow

Harvest

Apr 27 Garden Cress

MAY

Direct Sow

May 7 Amaranth (Ornamental)
May 7 Anise
May 7 Borage
May 7 Celosia
May 7 Cleome
May 7 Cosmos
May 7 Fennel (Seed/Herb)
May 7 Four O'Clock
May 7 Gomphrena (Globe Amaranth)
May 7 Marigold (African)
May 7 Marigold (French)
May 7 Marigold (Signet)
May 7 Morning Glory
May 7 Nasturtium
May 7 Strawflower
May 7 Summer Savory
May 7 Sunflower
May 7 Zinnia
May 14 Acorn Squash
May 14 Amaranth (Grain)
May 14 Armenian Cucumber
May 14 Basil
May 14 Buckwheat
May 14 Bush Beans (Snap)
May 14 Butternut Squash
May 14 Cantaloupe
May 14 Carnival Squash
May 14 Corn
May 14 Cucamelon
May 14 Cucumber
May 14 Cumin
May 14 Delicata Squash
May 14 Dry Bean
May 14 Epazote
May 14 Genovese Basil
May 14 Gherkin
May 14 Green Beans (Bush)
May 14 Green Beans (Pole)
May 14 Honeydew
May 14 Hubbard Squash
May 14 Hyacinth Bean
May 14 Kabocha Squash
May 14 Kang Kong (Water Spinach)
May 14 Lemon Basil
May 14 Lemon Cucumber
May 14 Lima Beans
May 14 Long Pie Pumpkin
May 14 Molokhia
May 14 Muskmelon
May 14 New Zealand Spinach
May 14 Ornamental Gourd
May 14 Papalo
May 14 Patty Pan Squash
May 14 Pickling Cucumber
May 14 Pie Pumpkin
May 14 Popcorn
May 14 Pumpkin
May 14 Purple Basil
May 14 Purslane
May 14 Samphire
May 14 Scarlet Runner Bean
May 14 Shiso (Perilla)
May 14 Soybeans (Edamame)
May 14 Spaghetti Squash
May 14 Squash (Companion Reference)
May 14 Sugar Pumpkin
May 14 Summer Squash
May 14 Sweet Basil
May 14 Sweet Corn
May 14 Thai Basil
May 14 Watermelon
May 14 Winter Squash
May 14 Yellow Crookneck Squash
May 14 Zucchini
May 21 Asparagus Bean
May 21 Bitter Melon
May 21 Cowpeas (Black-eyed Peas)
May 21 Malabar Spinach
May 21 Mung Bean
May 21 Okra
May 21 Peanut
May 21 Tepary Bean
May 21 Winged Bean
May 21 Yard-Long Bean

Transplant

May 7 Gladiolus
May 7 Nicotiana
May 7 Petunia
May 10 Ashitaba
May 10 Celeriac
May 10 Celery
May 10 Creeping Savory
May 10 Dahlia
May 10 German Thyme
May 10 Greek Oregano
May 10 Hyssop
May 10 Oregano
May 10 Rue
May 10 Sage
May 10 Society Garlic
May 10 Tarragon (French)
May 10 Thyme
May 10 Winter Savory
May 10 Wormwood
May 14 Anaheim Pepper
May 14 Banana Pepper
May 14 Basil
May 14 Beefsteak Tomato
May 14 Cape Gooseberry
May 14 Cardoon
May 14 Cayenne Pepper
May 14 Cherry Tomato
May 14 Cucumber
May 14 Culantro
May 14 Genovese Basil
May 14 Grape Tomato
May 14 Ground Cherry
May 14 Heirloom Tomato
May 14 Holy Basil (Tulsi)
May 14 Husk Cherry
May 14 Jalapeño
May 14 Lavender
May 14 Lemon Basil
May 14 Marjoram
May 14 Paste Tomato
May 14 Pepper (Bell)
May 14 Pepper (Hot)
May 14 Pimento Pepper
May 14 Poblano Pepper
May 14 Purple Basil
May 14 Purple Tomatillo
May 14 Roma Tomato
May 14 Rosemary
May 14 San Marzano Tomato
May 14 Serrano Pepper
May 14 Shishito Pepper
May 14 Spilanthes (Toothache Plant)
May 14 Stevia
May 14 Sweet Basil
May 14 Thai Basil
May 14 Thai Pepper
May 14 Tomatillo
May 14 Tomato
May 21 Eggplant
May 21 Ghost Pepper
May 21 Habanero
May 21 Japanese Eggplant
May 21 Jicama
May 21 Lemongrass
May 21 Rosa Bianca Eggplant
May 21 Vietnamese Coriander
May 24 Sweet Potato

Harvest

May 4 Radish
May 8 Claytonia (Miner's Lettuce)
May 8 Spinach
May 10 Mesclun Mix
May 12 Beet Greens
May 12 Mizuna
May 12 Mustard Greens
May 13 Large-Seeded Mâche
May 13 Mâche (Corn Salad)
May 17 Arugula
May 17 Komatsuna
May 22 Broccoli Raab (Rapini)
May 22 Chervil
May 22 Tatsoi
May 22 Turnip
May 27 Land Cress (Upland Cress)
May 27 Lettuce (Loose-leaf)
May 27 Oakleaf Lettuce

JUNE

Direct Sow

Jun 12 Parsnip
Jun 26 Brussels Sprouts
Jun 26 Purple Sprouting Broccoli

Harvest

Jun 1 Golden Beet
Jun 1 Green Onion (Scallion)
Jun 1 Perpetual Spinach
Jun 1 Sorrel
Jun 3 Kohlrabi
Jun 5 Agretti
Jun 5 Bok Choy
Jun 5 Dill
Jun 5 Fenugreek
Jun 5 Orach (Mountain Spinach)
Jun 6 Beets
Jun 6 Snow Peas
Jun 6 Viola
Jun 8 Butterhead Lettuce
Jun 10 Cilantro
Jun 10 Phacelia
Jun 10 Spigarello
Jun 10 Sweet Alyssum
Jun 11 Bunching Onion
Jun 11 Chives
Jun 11 Field Pea (Cover Crop)
Jun 11 Pansy
Jun 11 Shelling Peas
Jun 11 Snap Peas
Jun 12 Fava Beans
Jun 13 Lettuce (Head)
Jun 13 Nantes Carrot
Jun 13 Romaine Lettuce
Jun 15 Calendula
Jun 15 Chinese Broccoli (Gai Lan)
Jun 15 Daikon Radish
Jun 15 Endive
Jun 15 Kale
Jun 15 Napa Cabbage
Jun 15 Rainbow Chard
Jun 15 Red Russian Kale
Jun 15 Swiss Chard
Jun 15 Watercress
Jun 15 Watermelon Radish
Jun 16 Rainbow Carrot
Jun 20 Black Radish
Jun 20 Cauliflower
Jun 20 Lacinato Kale (Dinosaur)
Jun 21 Carrots
Jun 21 Garlic Chives
Jun 23 Purslane
Jun 25 Bachelor's Button (Cornflower)
Jun 25 Broccoli
Jun 25 Caraway
Jun 25 Chamomile (German)
Jun 25 Collard Greens
Jun 25 Radicchio
Jun 25 Winter Rye
Jun 26 Borage
Jun 26 Marigold (French)
Jun 26 Marigold (Signet)
Jun 26 Sweet Pea (Flower)
Jun 27 Egyptian Walking Onion
Jun 28 Summer Squash
Jun 28 Zucchini
Jun 30 Fennel
Jun 30 Fennel (Bulbing)

JULY

Direct Sow

Jul 10 Broccoli
Jul 10 Cabbage
Jul 10 Cauliflower
Jul 10 Red Cabbage
Jul 10 Romanesco
Jul 10 Rutabaga
Jul 10 Savoy Cabbage
Jul 24 Carrots
Jul 24 Collard Greens
Jul 24 Fennel
Jul 24 Fennel (Bulbing)
Jul 24 Nantes Carrot
Jul 24 Napa Cabbage
Jul 24 Rainbow Carrot

Transplant

Jul 26 Saffron Crocus

Harvest

Jul 1 Nasturtium
Jul 1 Pickling Cucumber
Jul 1 Summer Savory
Jul 1 Yellow Crookneck Squash
Jul 3 Bush Beans (Snap)
Jul 3 Cucumber
Jul 3 Epazote
Jul 3 Green Beans (Bush)
Jul 3 Kang Kong (Water Spinach)
Jul 3 Molokhia
Jul 3 Patty Pan Squash
Jul 3 Squash (Companion Reference)
Jul 5 Cabbage
Jul 5 Catnip
Jul 5 Celtuce (Stem Lettuce)
Jul 5 Crimson Clover
Jul 5 Escarole
Jul 5 Lemon Balm
Jul 5 Mint (Peppermint)
Jul 5 Mint (Spearmint)
Jul 5 Parsley (Curly)
Jul 5 Parsley (Flat-leaf)
Jul 5 Potato
Jul 5 Roman Chamomile
Jul 6 Four O'Clock
Jul 6 Larkspur
Jul 6 Zinnia
Jul 8 Cherry Tomato
Jul 8 New Zealand Spinach
Jul 10 Red Cabbage
Jul 10 Romanesco
Jul 11 Shallot
Jul 13 Armenian Cucumber
Jul 13 Basil
Jul 13 Genovese Basil
Jul 13 Gherkin
Jul 13 Grape Tomato
Jul 13 Green Beans (Pole)
Jul 13 Holy Basil (Tulsi)
Jul 13 Lemon Basil
Jul 13 Lemon Cucumber
Jul 13 Papalo
Jul 13 Samphire
Jul 13 Scarlet Runner Bean
Jul 13 Shishito Pepper
Jul 13 Shiso (Perilla)
Jul 13 Sweet Basil
Jul 13 Thai Basil
Jul 13 Tomato
Jul 15 Feverfew
Jul 15 Good King Henry
Jul 15 Lentil
Jul 15 Lovage
Jul 15 Malabar Spinach
Jul 15 Okra
Jul 15 Savoy Cabbage
Jul 15 Yukon Gold Potato
Jul 16 Celosia
Jul 16 Cleome
Jul 16 Cosmos
Jul 16 Gladiolus
Jul 16 Marigold (African)
Jul 16 Morning Glory
Jul 16 Nicotiana
Jul 16 Petunia
Jul 16 Sunflower
Jul 17 Luffa
Jul 18 Banana Pepper
Jul 18 Corn
Jul 18 Cucamelon
Jul 18 Lima Beans
Jul 18 Poblano Pepper
Jul 18 Purple Basil
Jul 18 Stock
Jul 18 Sweet Corn
Jul 19 German Thyme
Jul 19 Thyme
Jul 19 Winter Savory
Jul 20 Anise Hyssop
Jul 20 Cowpeas (Black-eyed Peas)
Jul 20 Japanese Eggplant
Jul 20 Vietnamese Coriander
Jul 21 Onion
Jul 21 Strawflower
Jul 23 Buckwheat
Jul 23 Cayenne Pepper
Jul 23 Culantro
Jul 23 Ground Cherry
Jul 23 Husk Cherry
Jul 23 Jalapeño
Jul 23 Marjoram
Jul 23 Paste Tomato
Jul 23 Pepper (Bell)
Jul 23 Pepper (Hot)
Jul 23 Pimento Pepper
Jul 23 Purple Tomatillo
Jul 23 Roma Tomato
Jul 23 Spilanthes (Toothache Plant)
Jul 23 Watermelon
Jul 24 Hyssop
Jul 24 Sage
Jul 25 Bee Balm
Jul 25 Black-Eyed Susan
Jul 25 Brussels Sprouts
Jul 25 Comfrey
Jul 25 Coriander (Seed)
Jul 25 Eggplant
Jul 25 Everbearing Strawberry
Jul 25 Fingerling Potato
Jul 25 Garbanzo Bean (Chickpea)
Jul 25 Quinoa
Jul 25 Rutabaga
Jul 25 Snapdragon
Jul 25 Strawberry
Jul 28 Anaheim Pepper
Jul 28 Cantaloupe
Jul 28 Heirloom Tomato
Jul 28 Leek
Jul 28 Muskmelon
Jul 28 Serrano Pepper
Jul 28 Soybeans (Edamame)
Jul 28 Tomatillo
Jul 29 Creeping Savory
Jul 29 Greek Oregano
Jul 29 Oregano
Jul 29 Rue
Jul 29 Tarragon (French)
Jul 30 Rosa Bianca Eggplant
Jul 30 Yard-Long Bean
Jul 31 Gomphrena (Globe Amaranth)
Jul 31 San Marzano Tomato

AUGUST

Direct Sow

Aug 7 Beets
Aug 7 Black Radish
Aug 7 Bok Choy
Aug 7 Broccoli Raab (Rapini)
Aug 7 Butterhead Lettuce
Aug 7 Chinese Broccoli (Gai Lan)
Aug 7 Daikon Radish
Aug 7 Endive
Aug 7 Escarole
Aug 7 Golden Beet
Aug 7 Kale
Aug 7 Kohlrabi
Aug 7 Lacinato Kale (Dinosaur)
Aug 7 Lettuce (Head)
Aug 7 Lettuce (Loose-leaf)
Aug 7 Oakleaf Lettuce
Aug 7 Radicchio
Aug 7 Red Russian Kale
Aug 7 Romaine Lettuce
Aug 7 Saffron Crocus
Aug 7 Spigarello
Aug 7 Watermelon Radish
Aug 21 Arugula
Aug 21 Beet Greens
Aug 21 Claytonia (Miner's Lettuce)
Aug 21 Crimson Clover
Aug 21 Egyptian Walking Onion
Aug 21 Komatsuna
Aug 21 Land Cress (Upland Cress)
Aug 21 Large-Seeded Mâche
Aug 21 Mâche (Corn Salad)
Aug 21 Mesclun Mix
Aug 21 Mizuna
Aug 21 Mustard Greens
Aug 21 Spinach
Aug 21 Tatsoi
Aug 21 Turnip

Harvest

Aug 2 Acorn Squash
Aug 2 Beefsteak Tomato
Aug 2 Delicata Squash
Aug 2 Honeydew
Aug 2 Rosemary
Aug 2 Thai Pepper
Aug 4 Asparagus Bean
Aug 4 Burdock (Gobo)
Aug 4 Parsnip
Aug 4 Russet Potato
Aug 4 Yarrow
Aug 5 Amaranth (Ornamental)
Aug 5 Fennel (Seed/Herb)
Aug 7 Carnival Squash
Aug 7 Dry Bean
Aug 7 Winter Squash
Aug 8 Dahlia
Aug 8 Society Garlic
Aug 8 Wormwood
Aug 9 Bitter Melon
Aug 10 Milkweed
Aug 10 Spaghetti Squash
Aug 12 Butternut Squash
Aug 12 Cape Gooseberry
Aug 12 Hyacinth Bean
Aug 12 Kabocha Squash
Aug 12 Pie Pumpkin
Aug 12 Pumpkin
Aug 12 Stevia
Aug 14 Salsify
Aug 14 Scorzonera
Aug 14 Tepary Bean
Aug 15 Anise
Aug 17 Hubbard Squash
Aug 17 Long Pie Pumpkin
Aug 17 Ornamental Gourd
Aug 17 Popcorn
Aug 17 Sugar Pumpkin
Aug 18 Celeriac
Aug 18 Celery
Aug 19 Habanero
Aug 19 Lemongrass
Aug 19 Mung Bean
Aug 22 Amaranth (Grain)
Aug 22 Cumin
Aug 22 Lavender
Aug 22 Sweet Potato
Aug 24 Alpine Strawberry
Aug 24 Artichoke (Globe)
Aug 24 Echinacea (Coneflower)
Aug 24 Jerusalem Artichoke
Aug 24 Marshmallow (Herb)
Aug 24 Purple Sprouting Broccoli
Aug 24 Skirret
Aug 24 Sunchoke
Aug 24 Tree Collard
Aug 24 Valerian
Aug 29 Elephant Garlic
Aug 29 Garlic
Aug 29 Ghost Pepper
Aug 30 Horseradish

SEPTEMBER

Direct Sow

Sep 4 Elephant Garlic
Sep 4 Garlic
Sep 4 Hairy Vetch
Sep 4 Radish
Sep 4 Shallot
Sep 4 Winter Rye

Harvest

Sep 11 Cardoon
Sep 18 Jicama
Sep 18 Peanut
Sep 18 Winged Bean
Sep 24 Saffron Crocus

OCTOBER

Harvest

Oct 7 Ashitaba

NOVEMBER

No standard planting actions this month for ZIP 04643. Use this time to plan your garden and browse the growing database.

DECEMBER

No standard planting actions this month for ZIP 04643. Use this time to plan your garden and browse the growing database.

About This Calendar

This calendar lays out a full year of planting actions for ZIP 04643 (Harrington, ME). Each date is computed by taking the crop's documented timing — a number of weeks before or after frost — and measuring it against this location's last spring frost (May 3) and first fall frost (Oct 9). The frost dates are the median values from NOAA's 1991–2020 Climate Normals for the nearest weather station, and the hardiness zone (6a) is from the USDA 2023 Plant Hardiness Zone Map.

Dates are a planning baseline, not a guarantee — real weather varies year to year, and your own microclimate may run a week or two ahead of or behind the neighborhood. The marker beside each crop notes its frost tolerance: hardy, half-hardy, tender.

Sources

  • Frost dates from NOAA 1991–2020 Climate Normals.
  • Hardiness zone from the USDA 2023 Plant Hardiness Zone Map.
  • Crop timing from university extension publications and Johnny's Selected Seeds.