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Chickasaw County, IA — Planting Guide

Chickasaw County is in USDA Zone 5a. The average last spring frost is May 3 and the first fall frost is October 5, giving you a growing season of approximately 155 days.

At an elevation of 1,139 ft, Chickasaw County receives approximately 37.8 in of rainfall annually. The predominant soil type is Silt Loam.

🌡️ Zone

5a (-20°F to -15°F min)

❄️ Last Frost

May 3

🍂 First Frost

October 5

📅 Growing Season

155 days

⛰️ Elevation

1,139 ft

🌧️ Annual Rainfall

37.8 in

Chickasaw County, IA Moderate season
155 days
Last Spring Frost May 3
155 growing days
First Fall Frost October 5

Chickasaw County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Zone 5a Frost Countdown
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Last Frost: May 3 First Frost: Oct 5

Soil & Growing Conditions in Chickasaw County

Soil Type

Silt Loam

Ideal for most crops — holds moisture and nutrients while draining well.

Watering Needs

Moderate rainfall (37.8 in.) — plan to water 1–2 times per week during the growing season.

Season Tips

155-day frost-free season

Start warm-season crops indoors and focus on short-season varieties. Cold frames extend your season by 3–4 weeks in fall.

Your Free Printable Garden Planner

Plan every bed, every planting, every harvest — in one place. This 22-page printable includes your zone's planting calendar, a month-by-month task list, a seed inventory tracker, a harvest log, and succession-planting charts. Built to print, write in, and actually use all season.

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Recommended for Your Garden

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Soil Test Kit $12-25

Test your soil pH, nitrogen, phosphorus, and potassium levels before planting.

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Digital pH Meter $10-20

Get instant, accurate soil pH readings to fine-tune your amendments.

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Organic Compost $8-30

Boost soil fertility and structure with rich, well-aged organic compost.

🥬 Vegetables to Grow in Chickasaw County

105 vegetables that grow well in Zone 5a with planting dates for Chickasaw County.

Show all 105 vegetables with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Acorn Squash Mar 29 May 10 May 17 Aug 9 – Sep 13 80–100
Amaranth Mar 8 May 10 May 17 Aug 16 – Oct 4 90–120
Arugula Mar 29 Apr 19 May 3 Jul 27 Jun 7 – Aug 9 30–50
Asparagus May 17 730–1095
Beets Apr 19 Jul 27 Jun 14 – Jul 12 50–70
Belgian Endive Mar 29 Apr 19 May 3 Jul 27 Aug 23 – Oct 18 110–150
Bitter Melon Mar 8 May 10 May 17 Jul 19 – Aug 30 60–90
Black Beans May 10 Aug 9 – Sep 27 90–120
Bok Choy Mar 29 Apr 19 May 3 Jul 27 Jun 14 – Jul 19 40–60
Broccoli Mar 29 Apr 19 May 3 Jul 27 Jul 5 – Aug 16 60–90
Broccoli Rabe Mar 29 Apr 19 May 3 Jul 27 Jun 14 – Jul 19 40–60
Brussels Sprouts Mar 29 Apr 19 May 3 Jul 27 Aug 2 – Sep 27 90–130
Butternut Squash Mar 29 May 10 May 17 Aug 16 – Sep 20 85–110
Cabbage Mar 29 Apr 19 May 3 Jul 27 Jul 5 – Aug 30 60–100
Calabash Mar 8 May 10 May 17 Aug 9 – Oct 4 80–120
Carrots Apr 19 Jul 27 Jun 21 – Jul 26 60–80
Cauliflower Mar 29 Apr 19 May 3 Jul 27 Jun 28 – Aug 30 55–100
Celeriac Mar 29 Apr 19 May 3 Jul 27 Aug 16 – Sep 20 100–120
Celery Mar 29 Apr 19 May 3 Jul 27 Jul 26 – Sep 20 80–120
Celtuce Mar 29 Apr 19 May 3 Jul 27 Jul 5 – Aug 16 60–90
Chard Mar 29 Apr 19 May 3 Jul 27 Jun 28 – Aug 16 50–60
Chickpeas Mar 29 Apr 19 May 3 Jul 27 Jul 26 – Sep 6 80–110
Chicory Mar 29 Apr 19 May 3 Jul 27 Jul 5 – Aug 16 60–85
Chinese Cabbage Mar 29 Apr 19 May 3 Jul 27 Jun 28 – Jul 26 50–70
Christmas Lima Beans Mar 8 May 10 May 17 Aug 9 – Sep 13 80–100
Collard Greens Mar 29 Apr 19 May 3 Jul 27 Jun 28 – Aug 30 55–75
Corn May 10 Jul 12 – Sep 6 60–100
Cowpeas May 10 Jul 12 – Aug 23 60–90
Cress Mar 29 Apr 19 May 3 Jul 27 May 17 – Jun 7 14–21
Crookneck Squash Mar 29 May 10 May 17 Jul 5 – Aug 2 45–60
Crosne Apr 19 Jul 27 Sep 20 – Oct 4 150–200
Cucumber Mar 29 May 10 May 17 Jul 12 – Sep 6 50–70
Daikon Apr 19 Jul 27 Jun 14 – Jul 12 50–70
Delicata Squash Mar 29 May 10 May 17 Aug 9 – Sep 13 80–100
Edamame May 10 Jul 26 – Sep 6 75–100
Eggplant Feb 22 May 10 May 17 Jul 26 – Sep 27 65–85
Endive Mar 29 Apr 19 May 3 Jul 27 Jun 21 – Jul 26 45–65
Escarole Mar 29 Apr 19 May 3 Jul 27 Jun 28 – Jul 26 50–70
Fava Beans Mar 29 Apr 19 May 3 Jul 27 Jul 19 – Aug 30 75–100
Fennel Mar 8 May 10 May 17 Jul 19 – Aug 30 60–90
Garlic Aug 24 Nov 23 – Feb 8 90–240
Green Beans May 10 Jul 5 – Aug 30 50–65
Horseradish May 17 Sep 20 – Nov 1 120–180
Hot Peppers Feb 22 May 10 May 17 Jul 26 – Nov 1 70–120
Hubbard Squash Mar 29 May 10 May 17 Aug 30 – Oct 4 100–120
Kabocha Mar 29 May 10 May 17 Aug 16 – Sep 13 85–100
Kai Lan Mar 29 Apr 19 May 3 Jul 27 Jun 21 – Jul 19 45–60
Kale Mar 29 Apr 19 May 3 Jul 27 Jun 28 – Aug 23 50–70
Kidney Beans May 10 Aug 9 – Sep 13 85–110
Kohlrabi Mar 29 Apr 19 May 3 Jul 27 Jun 21 – Jul 26 45–65
Komatsuna Mar 29 Apr 19 May 3 Jul 27 Jun 7 – Jul 12 35–50
Leeks Mar 29 Apr 19 May 3 Jul 27 Aug 2 – Oct 18 90–150
Lentils Mar 29 Apr 19 May 3 Jul 27 Jul 26 – Sep 6 80–110
Lettuce Mar 29 Apr 19 May 3 Jul 27 Jun 7 – Aug 16 30–60
Lima Beans May 10 Jul 12 – Aug 23 60–90
Mache Mar 29 Apr 19 May 3 Jul 27 Jun 14 – Jul 19 40–60
Melon Mar 29 May 10 May 17 Jul 26 – Sep 13 70–100
Microgreens Mar 29 Apr 19 May 3 Jul 27 May 10 – Jun 7 7–21
Mitsuba Mar 29 Apr 19 Apr 26 Jul 27 Jun 21 – Aug 16 50–70
Mizuna Mar 29 Apr 19 May 3 Jul 27 Jun 7 – Jul 5 30–45
Mustard Greens Mar 29 Apr 19 May 3 Jul 27 Jun 7 – Aug 9 30–50
Napa Cabbage Mar 29 Apr 19 May 3 Jul 27 Jun 28 – Aug 2 55–75
New Zealand Spinach Mar 8 May 10 May 17 Jul 12 – Aug 9 55–70
Okra Mar 8 May 10 May 17 Jul 12 – Sep 6 50–65
Onion Mar 29 Apr 19 May 3 Jul 27 Aug 2 – Sep 20 90–120
Pac Choi Mar 29 Apr 19 May 3 Jul 27 Jun 14 – Jul 12 40–55
Parsnip Apr 19 Jul 27 Aug 2 – Sep 13 100–130
Patty Pan Squash Mar 29 May 10 May 17 Jul 5 – Aug 2 45–60
Peas Mar 29 Apr 19 May 3 Jul 27 Jun 28 – Aug 23 55–70
Peppers Feb 22 May 10 May 17 Jul 19 – Sep 27 60–90
Pole Beans Mar 8 May 10 May 17 Jul 12 – Sep 6 55–70
Potatoes Mar 8 May 10 May 17 Jul 26 – Oct 4 70–120
Pumpkin Mar 29 May 10 May 17 Aug 16 – Oct 4 85–120
Purslane Mar 29 Apr 19 May 3 Jul 27 Jun 14 – Jul 19 40–60
Radicchio Mar 29 Apr 19 May 3 Jul 27 Jul 5 – Aug 9 60–80
Radish Apr 19 Jul 27 May 17 – Jun 7 22–35
Rhubarb May 24 365–730
Romanesco Mar 29 Apr 19 May 3 Jul 27 Jul 19 – Aug 30 75–100
Rutabaga Apr 19 Jul 27 Jul 12 – Aug 16 80–100
Salsify Apr 19 Jul 27 Aug 2 – Sep 13 100–130
Savoy Cabbage Mar 29 Apr 19 May 3 Jul 27 Jul 12 – Sep 6 70–110
Scallions Mar 29 Apr 19 May 3 Jul 27 Jun 28 – Jul 26 50–70
Scarlet Runner Beans Mar 8 May 10 May 17 Jul 19 – Aug 23 60–80
Shallot Mar 29 Apr 19 May 3 Jul 27 Aug 2 – Sep 20 90–120
Shiso Mar 15 May 10 May 17 Jul 12 – Sep 6 50–70
Snap Peas Mar 8 May 10 May 17 Jul 12 – Sep 6 55–70
Snow Peas Mar 29 Apr 19 May 3 Jul 27 Jun 28 – Aug 23 50–65
Soybeans May 10 Aug 2 – Sep 27 80–120
Spaghetti Squash Mar 29 May 10 May 17 Aug 16 – Sep 13 85–100
Spinach Mar 29 Apr 19 May 3 Jul 27 Jun 7 – Aug 9 35–50
Squash (Summer) Mar 29 May 10 May 17 Jul 5 – Sep 6 45–65
Squash (Winter) Mar 29 May 10 May 17 Aug 9 – Oct 4 80–120
Sunchoke May 17 Sep 6 – Nov 1 110–150
Sweet Corn May 10 Jul 12 – Aug 23 60–90
Sweet Potatoes Mar 8 May 10 May 17 Aug 16 – Oct 4 90–120
Tatsoi Mar 29 Apr 19 May 3 Jul 27 Jun 7 – Jul 12 35–50
Tomatillo Mar 8 May 10 May 17 Jul 19 – Sep 27 60–85
Tomatoes Mar 8 May 10 May 17 Jul 19 – Sep 27 60–85
Turnip Apr 19 Jul 27 May 31 – Jul 5 40–60
Watercress Mar 29 Apr 19 May 3 Jul 27 Jun 14 – Jul 19 40–60
Watermelon Mar 29 May 10 May 17 Jul 26 – Sep 13 70–100
Wax Beans May 10 Jul 5 – Aug 30 50–65
Winter Melon Mar 8 May 10 May 17 Aug 16 – Oct 4 90–120
Yard Long Beans Mar 8 May 10 May 17 Jul 12 – Aug 23 55–80
Zucchini Mar 29 May 10 May 17 Jul 5 – Aug 30 45–60

🍓 Fruits to Grow in Chickasaw County

27 fruits that grow well in Zone 5a with planting dates for Chickasaw County.

Show all 27 fruits with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Alpine Strawberries May 24 Aug 23 – Nov 8 90–180
Aronia May 24 730–1095
Blackberries May 24 365–730
Blueberries May 24 730–1095
Boysenberries May 24 365–730
Cantaloupe May 24 Aug 2 – Sep 6 70–90
Che Fruit May 24 1095–1825
Cranberries May 24 730–1095
Currants May 24 730–1095
Elderberries May 24 730–1095
Goji Berries May 24 730–1095
Gooseberries May 24 730–1095
Grapes May 24 730–1095
Ground Cherry May 24 Aug 2 – Sep 27 65–80
Hardy Kiwi May 24 1095–1825
Haskaps May 24 730–1095
Honeydew May 24 Aug 16 – Sep 27 80–110
Jostaberry May 24 730–1095
Lingonberries May 24 730–1095
Medlar May 24 1095–1825
Mulberries May 24 730–1825
Pawpaw May 24 1095–2555
Persimmon May 24 1095–2555
Quince May 24 1095–1825
Raspberries May 24 365–730
Serviceberries May 24 730–1095
Strawberries May 24 Aug 23 – Nov 8 90–365

🌿 Herbs to Grow in Chickasaw County

34 herbs that grow well in Zone 5a with planting dates for Chickasaw County.

Show all 34 herbs with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Angelica Mar 29 Apr 19 Apr 26 Jul 27 365–730
Anise Mar 29 Apr 19 Apr 26 Jul 27 Jul 26 – Oct 11 90–120
Basil Mar 15 May 10 May 17 Jul 12 – Sep 13 50–75
Bee Balm May 10 Aug 9 – Oct 25 90–120
Borage Mar 29 Apr 19 Apr 26 Jul 27 Jun 21 – Aug 9 50–60
Caraway Mar 29 Apr 19 Apr 26 Jul 27 365–450
Catnip May 10 Jul 12 – Sep 13 60–80
Chamomile Mar 29 Apr 19 Apr 26 Jul 27 Jun 28 – Sep 6 60–90
Chervil Mar 29 Apr 19 Apr 26 Jul 27 Jun 7 – Aug 9 40–60
Chives May 10 Jul 12 – Sep 20 60–90
Cilantro Mar 29 Apr 19 Apr 26 Jul 27 Jun 7 – Aug 9 40–60
Comfrey May 10 Jul 12 – Sep 20 60–90
Cumin Mar 29 Apr 19 Apr 26 Jul 27 Aug 9 – Oct 11 100–120
Dill Mar 29 Apr 19 Apr 26 Jul 27 Jun 7 – Aug 9 40–60
Epazote Mar 15 May 10 May 17 Jul 5 – Aug 30 45–60
Fennel (herb) Mar 29 Apr 19 Apr 26 Jul 27 Jun 28 – Sep 6 60–90
Feverfew May 10 Aug 9 – Oct 25 90–120
Garlic Chives May 10 Jul 12 – Sep 20 60–90
Horehound May 10 Jul 26 – Sep 20 75–90
Hyssop May 10 Jul 19 – Sep 20 70–90
Lemon Balm May 10 Jul 12 – Aug 30 60–70
Lemon Thyme May 10 Jul 19 – Sep 20 70–90
Lovage May 10 Jul 19 – Sep 20 70–90
Mint May 10 Jul 12 – Sep 20 60–90
Oregano May 10 Jul 12 – Sep 20 60–90
Parsley Mar 29 Apr 19 Apr 26 Jul 27 Jun 28 – Aug 30 60–80
Rue May 10 Jul 19 – Sep 20 70–90
Sage May 10 Jul 26 – Sep 20 75–90
Savory May 10 Jul 5 – Aug 30 50–70
Sorrel Mar 29 Apr 19 Apr 26 Jul 27 Jun 7 – Aug 9 40–60
Tarragon May 10 Jul 12 – Sep 20 60–90
Thai Basil Mar 15 May 10 May 17 Jul 12 – Sep 13 50–75
Thyme May 10 Jul 19 – Sep 20 70–90
Valerian May 10 Sep 13 – Oct 25 120–180

🌸 Flowers to Grow in Chickasaw County

51 flowers that grow well in Zone 5a with planting dates for Chickasaw County.

Show all 51 flowers with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Bloom Days to Maturity
Ageratum Mar 15 May 10 May 10 Jul 5 – Sep 27 60–75
Alliums Aug 24 Sep 28 – Oct 26 28–42
Anemones Apr 5 May 3 Jun 14 – Jul 12 90–120
Astilbe Mar 1 May 17 Aug 2 – Oct 4 70–100
Bachelor's Button Mar 22 Apr 12 May 3 Jul 5 – Sep 13 60–90
Begonias Feb 22 May 10 Jul 19 – Oct 11 70–90
Black-eyed Susan Mar 1 May 3 May 17 Aug 2 – Nov 1 60–80
Bleeding Hearts Mar 1 May 17 Jul 12 – Aug 23 60–90
Calendula Mar 22 Apr 12 May 3 Jun 21 – Sep 13 50–70
Celosia Mar 29 May 17 May 17 Jul 19 – Oct 18 60–90
Columbine Mar 1 May 17 May 17 Jul 12 – Aug 23 70–100
Coreopsis Mar 1 May 10 May 17 Jul 26 – Nov 1 60–80
Cosmos Apr 5 May 10 May 10 Jul 19 – Oct 11 60–90
Crocus Aug 24 Jul 6 – Jul 27 10–20
Daffodils Aug 24 Jul 13 – Aug 3 20–40
Dahlias Apr 5 May 10 May 10 Aug 2 – Oct 25 70–120
Daylily Mar 1 May 17 Aug 9 – Nov 1 60–90
Dianthus Mar 1 Apr 5 Apr 19 Jun 7 – Aug 23 60–80
Echinacea (Purple Coneflower) Mar 1 May 17 May 17 Aug 9 – Nov 1 70–90
Foxglove Mar 1 May 17 May 17 Jul 12 – Aug 23 80–120
Gaillardia (Blanket Flower) Mar 8 May 17 May 17 Jul 26 – Nov 15 70–100
Geraniums Feb 22 May 10 Jul 19 – Oct 11 70–100
Gladiolus May 10 May 10 Aug 2 – Oct 25 70–100
Hostas Feb 22 May 17 Aug 9 – Nov 1 60–90
Hyacinths Aug 24 Aug 3 – Aug 31 14–28
Hydrangeas Feb 22 May 17 Aug 2 – Oct 18 90–150
Impatiens Mar 8 May 10 Jul 19 – Oct 11 60–75
Irises Division May 17 Jul 12 – Aug 16 60–100
Larkspur Apr 5 Jun 14 – Aug 9 60–90
Lavender Feb 22 May 24 Aug 2 – Sep 13 90–120
Lilies Division May 17 Jul 26 – Oct 18 70–120
Lobelia Feb 22 Apr 26 Jun 21 – Aug 30 70–80
Lupine Mar 1 May 17 May 17 Jul 12 – Aug 23 75–100
Marigolds Mar 22 May 10 May 10 Jul 5 – Sep 27 50–70
Nasturtium Apr 5 May 10 May 10 Jul 5 – Oct 11 55–65
Pansy Feb 22 May 3 Jun 28 – Aug 23 70–90
Peonies Division May 17 Jul 26 – Sep 6 90–120
Petunia Mar 8 May 10 Jul 19 – Oct 11 70–90
Phlox Mar 1 May 17 May 17 Aug 2 – Oct 18 80–110
Portulaca Mar 29 May 17 May 17 Jul 5 – Oct 4 50–70
Roses Feb 22 May 17 Aug 2 – Nov 1 90–180
Salvia Mar 1 May 10 Jul 19 – Oct 11 70–90
Sedum (Stonecrop) Mar 1 May 17 Sep 13 – Nov 15 60–90
Snapdragon Feb 22 Apr 19 May 3 Jul 12 – Sep 13 70–100
Sunflower Apr 12 May 10 May 10 Aug 2 – Oct 11 70–100
Sweet Alyssum Mar 15 Apr 19 May 3 Jun 14 – Aug 23 45–60
Sweet Pea Mar 22 Mar 29 May 3 Jul 19 – Sep 20 65–85
Tulips Aug 24 Jul 27 – Aug 17 15–30
Vinca (Annual) Feb 15 May 17 Jul 26 – Oct 11 70–90
Yarrow Mar 1 May 3 May 17 Jul 26 – Nov 1 60–90
Zinnia Apr 5 May 10 May 10 Jul 19 – Oct 11 60–70

Monthly Planting Guide for Chickasaw County

Gardening Guides & Resources

Helpful guides from The Ultimate Homestead to improve your garden in Chickasaw County.

Frequently Asked Questions

What planting zone is Chickasaw County, IA?

Chickasaw County is in USDA Hardiness Zone 5a. This zone classification determines which perennial plants survive winter and sets the baseline for frost timing across the county.

When is the last frost in Chickasaw County, IA?

Based on 30 years of NOAA weather station data, the median last spring frost in Chickasaw County falls around May 3. Plan transplants and direct-sow dates relative to this date.

When is the first fall frost in Chickasaw County, IA?

The median first fall frost in Chickasaw County arrives around October 5. Harvest or protect frost-sensitive crops — tomatoes, peppers, basil, squash — before this date.

🌱

Your Chickasaw County Garden Planner — Free

A 22-page printable planner built for Chickasaw County (Zone 5a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

Instant PDF download. No spam, unsubscribe any time.

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The Gardener's Encyclopedia to Companion Planting

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The pairings that make vegetables, herbs, and flowers grow better — and the ones that quietly wreck a bed.

  • Proven pairings for 200+ vegetables, herbs, flowers, and fruits
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Composting Guide for Homesteaders

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Turn kitchen scraps and yard waste into compost that actually feeds the garden — instead of a pile that smells, attracts pests, and never breaks down.

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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates represent 50% probability averages; local conditions vary by elevation and microclimate. Last updated: June 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.