Wind River GreensGrowing Guide

What to Plant in August — Zone 3

Your complete August planting checklist for USDA Hardiness Zone 3. Last frost: May 15. First frost: September 15. Growing season: 120 days.

🏠

57

Start Indoors

🌿

162

Transplant Outdoors

🌱

591

Direct Sow

🧺

609

Harvest

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

🏠 Start Indoors in August57

View all microgreens for Zone 3 →

Kale Microgreens

90 days · Easy

Amaranth Microgreens

50 days · Easy

Chia Microgreens

7-14 days · Moderate

Tatsoi

10 days · Easy

Marigold, Gem

16-25 days · Easy

Purple Radish Microgreens

6-12 days · Very Easy

🌿 Transplant Outdoors in August162

View all native wildflowers for Zone 3 →

Yellow Wild Indigo

Easy

Cardinal Flower

Easy

Blanket Flower

Easy

Cup Plant

Easy

Cheyenne Spirit

126-165 days · Easy

Gray Goldenrod

Easy

View all shrubs & hedges for Zone 3 →

Blue Muffin Viburnum

Easy

Red Twig Dogwood

Easy

Fragrant Sumac

Easy

French Lilac

Easy

Winterberry Holly

Easy

PeeGee Hydrangea

Easy

View all grasses & bamboo for Zone 3 →

Lime Light Spray Millet

70-80 days · Moderate

Black Tip Wheat

75-80 days · Moderate

Fine Fescue

Easy

Feathertop

100-120 days · Moderate

Hare's Tail Grass

90-110 days · Moderate

Silver Tip

60-75 days · Moderate

🌱 Direct Sow in August591

View all flowers for Zone 3 →

Arena III Gold

155-165 days · Easy

Bonanza™ Harmony

50 days · Easy

Madame Butterfly Ivory

110-120 days · Easy

Aurora

75-85 days · Easy

ProCut® Lemon

50-60 days · Easy

Queeny Red Lime

75-85 days · Easy

View all melons for Zone 3 →

Charleston Gray Watermelon

85-90 days · Easy to moderate

Ali Baba Watermelon

100-110 days · Moderate to challenging

Cantaloup Charentais

80-90 days · Moderate to difficult

Watermelon Charleston Gray

85-95 days · Moderate

Hale's Best Cantaloupe

85-90 days · Moderate

Cantaloupe Iroquois

85-90 days · Moderate

View all cucumbers for Zone 3 →

Salad Bush

57-60 days · Easy

Burpless Beauty

62-68 days · Easy to Moderate

National Pickling

52-58 days · Easy

Painted Serpent Cucumber

65-75 days · Easy to Moderate

Ashley Cucumber

65-70 days · Easy

Crystal Apple Cucumber

65-75 days · Easy

🧺 Harvest in August609

View all lettuce & salad greens for Zone 3 →

Salanova Green Crispy

55-65 days · Easy to Moderate

Indigo

65 days · Easy

Red Velvet

45-55 days · Easy

Asian Delight

37 days · Easy

Carlton

21 days · Easy

Giorgione

50 days · Easy

View all brassicas for Zone 3 →

Graffiti

80 days · Easy

White Hot Cauliflower

68-75 days · Moderate to challenging

Kale 'Winterbor F1'

60-65 days · Easy

Winterbor Kale

60 days · Easy

Napa Cabbage 'Michihili'

65-75 days · Easy

Minuet

48 days · Easy

View all herbs for Zone 3 →

Cilantro

16-25 days · Easy

Chocolate Mint

65-75 days · Easy

Fernleaf Dill

40-50 days · Easy

Cumin

100-115 days · Easy

Mammoth Dill

90 days · Easy

Mrs. Burns' Lemon

60 days · Easy

August in Other Zones

Zone 1 Zone 2 Zone 3 Zone 4 Zone 5 Zone 6 Zone 7 Zone 8 Zone 9 Zone 10 Zone 11 Zone 12 Zone 13

Zone 3 Monthly Guides

January February March April May June July August September October November December

Plan your Zone 3 planting calendar

Get a month-by-month schedule of when to start, transplant, and harvest.