Wind River GreensGrowing Guide

What to Plant in August in Manitoba

Your complete August planting guide for Manitoba (USDA Zone 3). Last frost: May 15. First frost: September 15. Growing season: 120 days.

🏠

36

Start Indoors

🌿

117

Transplant Outdoors

🌱

121

Direct Sow

🧺

414

Harvest

Manitoba Growing Season

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Plant after May 15 · Harvest before September 15

Manitoba · Zone 3

Zone 3 August guide

Zone 3 Zone 4 Zone 5 Zone 6 Zone 7 Zone 8 Zone 9 Zone 10

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

🏠 Start Indoors in Manitoba — August36

Microgreens(36)

Cilantro Microgreens

10-14 days · Moderate

Arugula Microgreens

10-15 days · Easy

Fenugreek Microgreens

7-14 days · Easy to moderate

Wheatgrass Microgreens

7-10 days · Very easy

Alfalfa Microgreens

6-10 days · Easy

Clover Microgreens

8-12 days · Easy to Moderate

🌿 Transplant Outdoors in Manitoba — August117

Vines & Climbers(21)

Blacktail Mountain Watermelon

70-75 days · Moderate

Armenian Cucumber

75 days · Easy

Clematis 'Jackmanii'

Moderate

Delicata Squash

95-105 days · Easy to Moderate

Marketmore 76

58 days · Easy

Burpless Beauty

62-70 days · Easy

Shade Trees(17)

Silver Maple

N/A days · Easy

Norway Maple

N/A days · Very easy

Crimson King Maple

N/A days · Easy

Thornless Honeylocust

N/A days · Easy

Sugar Maple

N/A days · Moderate

American Linden

N/A days · Easy

Native Wildflowers(14)

Blanket Flower

Not applicable days · Easy

Purple Coneflower

300-365 days · Easy

Wild Blue Phlox

Easy to moderate

Wild Lupine

N/A days · Moderate

Wild Blue Lupine

Moderate

Butterfly Weed

365 days · Easy

Ornamental Trees(13)

Emerald Green Arborvitae

Easy

Pink Flowering Crabapple

Easy

October Glory Red Maple

N/A days · Easy

Sugar Maple

N/A days · Moderate

Thornless Cockspur Hawthorn

N/A days · Easy

American Hornbeam

N/A days · Easy

Shrubs & Hedges(13)

PeeGee Hydrangea

N/A days · Easy

Japanese Spirea

N/A days · Easy

Annabelle Hydrangea

Easy

Blue Muffin Viburnum

Easy

Lilac Common

N/A days · Easy to moderate

French Lilac

N/A days · Easy

Berries & Fruits(12)

Patriot Blueberry

Easy

Bluecrop Blueberry

Easy to moderate

Northland Blueberry

Easy to moderate

Duke Blueberry

1095-1460 days · Moderate

Blueray Blueberry

60-70 days · Moderate

Emerald Blueberry

60-90 days · Easy to Moderate

Ground Covers(11)

Sedum 'Dragon's Blood'

N/A days · Very easy

Moss Phlox

Easy

Bugleweed

N/A days · Easy

Hosta

N/A days · Easy

Creeping Juniper

Easy

Ajuga

N/A days · Easy

Grasses & Bamboo(6)

Perennial Ryegrass

N/A days · Easy

Eco-Lawn Mix

N/A days · Easy

Purple Top Timothy

60-90 days · Easy

Fine Fescue

Easy

Little Bluestem

N/A days · Easy

Kentucky Bluegrass

Moderate

Nut Trees(4)

English Walnut

150-180 days · Moderate

Franquette Walnut

170-200 days · Easy to moderate

Carpathian Walnut

160-190 days · Easy to moderate

Chandler Walnut

140-160 days · Moderate

Fruit Trees(3)

Montmorency Sour Cherry

75-80 days · Easy to moderate

Bing Cherry

100-120 days · Moderate to Difficult

Stella Cherry

65-70 days · Moderate

Roses(3)

Tropicana

52 days · Easy to moderate

Oklahoma

75-90 days · Moderate

Shrub Rose - Rugosa Rose

Very easy

🌱 Direct Sow in Manitoba — August121

Flowers(53)

Zinnia State Fair Mix

75-85 days · Easy

Cosmos Sensation Mix

Very Easy

Sweet Pea Royal Mix

65-75 days · Moderate

Rose David Austin Lady of Shalott

N/A days · Moderate

Rose Eden Climbing

60-80 days · Moderate

Sweet Alyssum Snow Princess

N/A days · Easy

Melons(38)

Watermelon Charleston Gray

85-95 days · Moderate

Crimson Sweet Watermelon

85 days · Moderate

Cantaloupe Athena

80-85 days · Easy to moderate

Hale's Best Cantaloupe

85-90 days · Moderate

Banana Melon

90-100 days · Moderate

Galia Melon

85-100 days · Moderate

Cucumbers(30)

Mexican Sour Gherkin

67 days · Easy

Homemade Pickles

52-55 days · Easy

Kirby Cucumber

55-60 days · Easy

Crystal Apple Cucumber

65-75 days · Easy

Japanese Climbing

58-65 days · Moderate

National Pickling

52-58 days · Easy

🧺 Harvest in Manitoba — August414

Lettuce & Salad Greens(52)

Tom Thumb

45-55 days · Easy

Summertime

70-80 days · Moderate

Salanova Green Crispy

55-65 days · Easy to Moderate

Romaine Cos

70-85 days · Moderate

Cimmaron Romaine

55-65 days · Easy to Moderate

Deer Tongue

45-55 days · Easy

Brassicas(48)

Kale 'Winterbor F1'

60-65 days · Easy

Purple Vienna Kohlrabi

60-70 days · Easy

Arugula 'Rocket'

20-40 days · Very Easy

Easter Egg Radish

30 days · Very easy

Ruby Perfection Cabbage

85 days · Moderate

Red Russian Kale

50-65 days · Easy

Root Vegetables(43)

German Giant Radish

45-60 days · Easy

Thumbelina Carrot

65-70 days · Easy

Red Ace Beet

50 days · Easy

Purple Daikon Radish

55-65 days · Easy

Purple Plum Radish

25-30 days · Easy

Early Wonder Tall Top Beet

48-55 days · Easy

Microgreens(36)

Cilantro Microgreens

10-14 days · Moderate

Arugula Microgreens

10-15 days · Easy

Fenugreek Microgreens

7-14 days · Easy to moderate

Wheatgrass Microgreens

7-10 days · Very easy

Alfalfa Microgreens

6-10 days · Easy

Clover Microgreens

8-12 days · Easy to Moderate

Tomatoes(36)

Cherry Belle

65-70 days · Easy

Tumbling Tom

65-70 days · Easy

Big Beef

70 days · Moderate

Better Bush

68-75 days · Easy

Grape Tomato Red

65-75 days · Easy

Sweet 100

60 days · Easy to Moderate

Peas(35)

Purple Top

37 days · Moderate

Purple Podded

65-70 days · Easy to Moderate

Laxton's Progress No. 1

60-65 days · Easy

Lincoln

65-70 days · Easy

Kelvedon Wonder

60-65 days · Easy

Mr. Big

60-65 days · Easy

Alliums(33)

Rossa di Milano

95-105 days · Easy to moderate

French Gray Shallot

90-120 days · Easy to moderate

Yellow Sweet Spanish Onion

110-120 days · Easy

Garlic Chives

80-90 days · Easy

Elephant Garlic

240-270 days · Easy

Music Hardneck Garlic

240-270 days · Easy

Beans & Legumes(29)

Provider Bush

50-57 days · Very Easy

Provider Green Bush Bean

50-57 days · Very Easy

Jade Bush Bean

55-60 days · Easy

Contender Bush Bean

50-55 days · Easy

Scarlet Runner Bean

45-55 days · Easy

Bush Lake Bean

50-55 days · Easy

Peppers(22)

Shishito 'Japanese Shishito'

60-70 days · Easy

Purple Beauty Bell Pepper

70-75 days · Easy

Sweet Pepper 'King Arthur'

70-75 days · Moderate

Bell Pepper 'Big Bertha'

72-75 days · Easy

Bell Pepper 'Purple Top'

70-75 days · Easy

Poblano 'Poblano Pepper'

65-80 days · Easy to moderate

Herbs(21)

Curly Parsley

70-90 days · Easy

Petroselinum crispum 'Forest Green'

70-85 days · Easy

Gourmet Gold Dill

40-50 days · Easy

Chocolate Mint

65-75 days · Easy

Summer Savory

60-70 days · Easy

Holy Basil

90-100 days · Easy

Squash & Cucumbers(19)

Yellow Crookneck Summer Squash

50-65 days · Easy

Yellow Straightneck Zucchini

48-55 days · Easy

Benning's Green Tint Pattypan

50-60 days · Easy

Pattypan Squash (Sunburst)

50-60 days · Easy

Yellow Scallop Pattypan

50-55 days · Easy

Zucchini Dark Green

50-55 days · Easy

Eggplants(16)

Calliope

64 days · Easy to Moderate

Purple Top

37 days · Easy to Moderate

Beatrice F1

65-75 days · Easy to Moderate

Patio Baby

50 days · Easy

Thai Long Green

65-75 days · Moderate

Fairy Tale

65 days · Easy

Cucumbers(11)

Homemade Pickles

52-55 days · Easy

Kirby Cucumber

55-60 days · Easy

National Pickling

52-58 days · Easy

Salad Bush

57-60 days · Easy

Marketmore 76

58 days · Easy

Boston Pickling

50-55 days · Easy

Berries & Fruits(9)

Patriot Blueberry

Easy

Bluecrop Blueberry

Easy to moderate

Northland Blueberry

Easy to moderate

Duke Blueberry

1095-1460 days · Moderate

Blueray Blueberry

60-70 days · Moderate

Emerald Blueberry

60-90 days · Easy to Moderate

Fruit Trees(2)

Montmorency Sour Cherry

75-80 days · Easy to moderate

Stella Cherry

65-70 days · Moderate

Melons(1)

Crenshaw Melon

110-130 days · Difficult

Corn(1)

Glass Gem

120 days · Easy to Moderate

August in Other Zone 3 Regions

Alaska Alberta Saskatchewan Yukon Northwest Territories Nunavut

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Manitoba Monthly Guides

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