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Rich County, UT — Planting Guide

Rich County is in USDA Zone 5a. The average last spring frost is May 31 and the first fall frost is September 15, giving you a growing season of approximately 107 days.

At an elevation of 5,803 ft, Rich County receives approximately 18 in of rainfall annually. Summer highs average 81°F with winter lows around 5°F. The predominant soil type is Loam.

🌡️ Zone

5a (-20°F to -15°F min)

❄️ Last Frost

May 31

🍂 First Frost

September 15

📅 Growing Season

107 days

⛰️ Elevation

5,803 ft

🌧️ Annual Rainfall

18 in

Rich County, UT Short season
107 days
Last Spring Frost May 31
107 growing days
First Fall Frost September 15

Rich County Soil Profile

Soil Type

Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Zone 5a Frost Countdown
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Last Frost: May 31 First Frost: Sep 15

Soil & Growing Conditions in Rich County

Soil Type

Loam

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

Watering Needs

With 18 inches annually, regular irrigation is essential. Drip systems and heavy mulching conserve water.

Season Tips

107-day frost-free season

A short season means indoor starts are critical for warm-season crops. Prioritise cold-hardy, fast-maturing varieties and use row covers to extend autumn harvests.

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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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

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Organic Compost $8-30

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

🥬 Vegetables to Grow in Rich County

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

Show all 105 vegetables with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Acorn Squash Apr 26 Jun 7 Jun 14 Sep 6 – Oct 11 80–100
Amaranth Apr 5 Jun 7 Jun 14 Sep 13 – Nov 1 90–120
Arugula Apr 26 May 17 May 31 Jul 7 Jul 5 – Sep 6 30–50
Asparagus Jun 14 730–1095
Beets May 17 Jul 7 Jul 12 – Aug 9 50–70
Belgian Endive Apr 26 May 17 May 31 Jul 7 Sep 20 – Nov 15 110–150
Bitter Melon Apr 5 Jun 7 Jun 14 Aug 16 – Sep 27 60–90
Black Beans Jun 7 Sep 6 – Oct 25 90–120
Bok Choy Apr 26 May 17 May 31 Jul 7 Jul 12 – Aug 16 40–60
Broccoli Apr 26 May 17 May 31 Jul 7 Aug 2 – Sep 13 60–90
Broccoli Rabe Apr 26 May 17 May 31 Jul 7 Jul 12 – Aug 16 40–60
Brussels Sprouts Apr 26 May 17 May 31 Jul 7 Aug 30 – Oct 25 90–130
Butternut Squash Apr 26 Jun 7 Jun 14 Sep 13 – Oct 18 85–110
Cabbage Apr 26 May 17 May 31 Jul 7 Aug 2 – Sep 27 60–100
Calabash Apr 5 Jun 7 Jun 14 Sep 6 – Nov 1 80–120
Carrots May 17 Jul 7 Jul 19 – Aug 23 60–80
Cauliflower Apr 26 May 17 May 31 Jul 7 Jul 26 – Sep 27 55–100
Celeriac Apr 26 May 17 May 31 Jul 7 Sep 13 – Oct 18 100–120
Celery Apr 26 May 17 May 31 Jul 7 Aug 23 – Oct 18 80–120
Celtuce Apr 26 May 17 May 31 Jul 7 Aug 2 – Sep 13 60–90
Chard Apr 26 May 17 May 31 Jul 7 Jul 26 – Sep 13 50–60
Chickpeas Apr 26 May 17 May 31 Jul 7 Aug 23 – Oct 4 80–110
Chicory Apr 26 May 17 May 31 Jul 7 Aug 2 – Sep 13 60–85
Chinese Cabbage Apr 26 May 17 May 31 Jul 7 Jul 26 – Aug 23 50–70
Christmas Lima Beans Apr 5 Jun 7 Jun 14 Sep 6 – Oct 11 80–100
Collard Greens Apr 26 May 17 May 31 Jul 7 Jul 26 – Sep 27 55–75
Corn Jun 7 Aug 9 – Oct 4 60–100
Cowpeas Jun 7 Aug 9 – Sep 20 60–90
Cress Apr 26 May 17 May 31 Jul 7 Jun 14 – Jul 5 14–21
Crookneck Squash Apr 26 Jun 7 Jun 14 Aug 2 – Aug 30 45–60
Crosne May 17 Jul 7 Oct 18 – Nov 1 150–200
Cucumber Apr 26 Jun 7 Jun 14 Aug 9 – Oct 4 50–70
Daikon May 17 Jul 7 Jul 12 – Aug 9 50–70
Delicata Squash Apr 26 Jun 7 Jun 14 Sep 6 – Oct 11 80–100
Edamame Jun 7 Aug 23 – Oct 4 75–100
Eggplant Mar 22 Jun 7 Jun 14 Aug 23 – Oct 25 65–85
Endive Apr 26 May 17 May 31 Jul 7 Jul 19 – Aug 23 45–65
Escarole Apr 26 May 17 May 31 Jul 7 Jul 26 – Aug 23 50–70
Fava Beans Apr 26 May 17 May 31 Jul 7 Aug 16 – Sep 27 75–100
Fennel Apr 5 Jun 7 Jun 14 Aug 16 – Sep 27 60–90
Garlic Aug 4 Nov 3 – Jan 19 90–240
Green Beans Jun 7 Aug 2 – Sep 27 50–65
Horseradish Jun 14 Oct 18 – Nov 29 120–180
Hot Peppers Mar 22 Jun 7 Jun 14 Aug 23 – Nov 29 70–120
Hubbard Squash Apr 26 Jun 7 Jun 14 Sep 27 – Nov 1 100–120
Kabocha Apr 26 Jun 7 Jun 14 Sep 13 – Oct 11 85–100
Kai Lan Apr 26 May 17 May 31 Jul 7 Jul 19 – Aug 16 45–60
Kale Apr 26 May 17 May 31 Jul 7 Jul 26 – Sep 20 50–70
Kidney Beans Jun 7 Sep 6 – Oct 11 85–110
Kohlrabi Apr 26 May 17 May 31 Jul 7 Jul 19 – Aug 23 45–65
Komatsuna Apr 26 May 17 May 31 Jul 7 Jul 5 – Aug 9 35–50
Leeks Apr 26 May 17 May 31 Jul 7 Aug 30 – Nov 15 90–150
Lentils Apr 26 May 17 May 31 Jul 7 Aug 23 – Oct 4 80–110
Lettuce Apr 26 May 17 May 31 Jul 7 Jul 5 – Sep 13 30–60
Lima Beans Jun 7 Aug 9 – Sep 20 60–90
Mache Apr 26 May 17 May 31 Jul 7 Jul 12 – Aug 16 40–60
Melon Apr 26 Jun 7 Jun 14 Aug 23 – Oct 11 70–100
Microgreens Apr 26 May 17 May 31 Jul 7 Jun 7 – Jul 5 7–21
Mitsuba Apr 26 May 17 May 24 Jul 7 Jul 19 – Sep 13 50–70
Mizuna Apr 26 May 17 May 31 Jul 7 Jul 5 – Aug 2 30–45
Mustard Greens Apr 26 May 17 May 31 Jul 7 Jul 5 – Sep 6 30–50
Napa Cabbage Apr 26 May 17 May 31 Jul 7 Jul 26 – Aug 30 55–75
New Zealand Spinach Apr 5 Jun 7 Jun 14 Aug 9 – Sep 6 55–70
Okra Apr 5 Jun 7 Jun 14 Aug 9 – Oct 4 50–65
Onion Apr 26 May 17 May 31 Jul 7 Aug 30 – Oct 18 90–120
Pac Choi Apr 26 May 17 May 31 Jul 7 Jul 12 – Aug 9 40–55
Parsnip May 17 Jul 7 Aug 30 – Oct 11 100–130
Patty Pan Squash Apr 26 Jun 7 Jun 14 Aug 2 – Aug 30 45–60
Peas Apr 26 May 17 May 31 Jul 7 Jul 26 – Sep 20 55–70
Peppers Mar 22 Jun 7 Jun 14 Aug 16 – Oct 25 60–90
Pole Beans Apr 5 Jun 7 Jun 14 Aug 9 – Oct 4 55–70
Potatoes Apr 5 Jun 7 Jun 14 Aug 23 – Nov 1 70–120
Pumpkin Apr 26 Jun 7 Jun 14 Sep 13 – Nov 1 85–120
Purslane Apr 26 May 17 May 31 Jul 7 Jul 12 – Aug 16 40–60
Radicchio Apr 26 May 17 May 31 Jul 7 Aug 2 – Sep 6 60–80
Radish May 17 Jul 7 Jun 14 – Jul 5 22–35
Rhubarb Jun 21 365–730
Romanesco Apr 26 May 17 May 31 Jul 7 Aug 16 – Sep 27 75–100
Rutabaga May 17 Jul 7 Aug 9 – Sep 13 80–100
Salsify May 17 Jul 7 Aug 30 – Oct 11 100–130
Savoy Cabbage Apr 26 May 17 May 31 Jul 7 Aug 9 – Oct 4 70–110
Scallions Apr 26 May 17 May 31 Jul 7 Jul 26 – Aug 23 50–70
Scarlet Runner Beans Apr 5 Jun 7 Jun 14 Aug 16 – Sep 20 60–80
Shallot Apr 26 May 17 May 31 Jul 7 Aug 30 – Oct 18 90–120
Shiso Apr 12 Jun 7 Jun 14 Aug 9 – Oct 4 50–70
Snap Peas Apr 5 Jun 7 Jun 14 Aug 9 – Oct 4 55–70
Snow Peas Apr 26 May 17 May 31 Jul 7 Jul 26 – Sep 20 50–65
Soybeans Jun 7 Aug 30 – Oct 25 80–120
Spaghetti Squash Apr 26 Jun 7 Jun 14 Sep 13 – Oct 11 85–100
Spinach Apr 26 May 17 May 31 Jul 7 Jul 5 – Sep 6 35–50
Squash (Summer) Apr 26 Jun 7 Jun 14 Aug 2 – Oct 4 45–65
Squash (Winter) Apr 26 Jun 7 Jun 14 Sep 6 – Nov 1 80–120
Sunchoke Jun 14 Oct 4 – Nov 29 110–150
Sweet Corn Jun 7 Aug 9 – Sep 20 60–90
Sweet Potatoes Apr 5 Jun 7 Jun 14 Sep 13 – Nov 1 90–120
Tatsoi Apr 26 May 17 May 31 Jul 7 Jul 5 – Aug 9 35–50
Tomatillo Apr 5 Jun 7 Jun 14 Aug 16 – Oct 25 60–85
Tomatoes Apr 5 Jun 7 Jun 14 Aug 16 – Oct 25 60–85
Turnip May 17 Jul 7 Jun 28 – Aug 2 40–60
Watercress Apr 26 May 17 May 31 Jul 7 Jul 12 – Aug 16 40–60
Watermelon Apr 26 Jun 7 Jun 14 Aug 23 – Oct 11 70–100
Wax Beans Jun 7 Aug 2 – Sep 27 50–65
Winter Melon Apr 5 Jun 7 Jun 14 Sep 13 – Nov 1 90–120
Yard Long Beans Apr 5 Jun 7 Jun 14 Aug 9 – Sep 20 55–80
Zucchini Apr 26 Jun 7 Jun 14 Aug 2 – Sep 27 45–60

🍓 Fruits to Grow in Rich County

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

Show all 27 fruits with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Alpine Strawberries Jun 21 Sep 20 – Dec 6 90–180
Aronia Jun 21 730–1095
Blackberries Jun 21 365–730
Blueberries Jun 21 730–1095
Boysenberries Jun 21 365–730
Cantaloupe Jun 21 Aug 30 – Oct 4 70–90
Che Fruit Jun 21 1095–1825
Cranberries Jun 21 730–1095
Currants Jun 21 730–1095
Elderberries Jun 21 730–1095
Goji Berries Jun 21 730–1095
Gooseberries Jun 21 730–1095
Grapes Jun 21 730–1095
Ground Cherry Jun 21 Aug 30 – Oct 25 65–80
Hardy Kiwi Jun 21 1095–1825
Haskaps Jun 21 730–1095
Honeydew Jun 21 Sep 13 – Oct 25 80–110
Jostaberry Jun 21 730–1095
Lingonberries Jun 21 730–1095
Medlar Jun 21 1095–1825
Mulberries Jun 21 730–1825
Pawpaw Jun 21 1095–2555
Persimmon Jun 21 1095–2555
Quince Jun 21 1095–1825
Raspberries Jun 21 365–730
Serviceberries Jun 21 730–1095
Strawberries Jun 21 Sep 20 – Dec 6 90–365

🌿 Herbs to Grow in Rich County

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

Show all 34 herbs with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Angelica Apr 26 May 17 May 24 Jul 7 365–730
Anise Apr 26 May 17 May 24 Jul 7 Aug 23 – Nov 8 90–120
Basil Apr 12 Jun 7 Jun 14 Aug 9 – Oct 11 50–75
Bee Balm Jun 7 Sep 6 – Nov 22 90–120
Borage Apr 26 May 17 May 24 Jul 7 Jul 19 – Sep 6 50–60
Caraway Apr 26 May 17 May 24 Jul 7 365–450
Catnip Jun 7 Aug 9 – Oct 11 60–80
Chamomile Apr 26 May 17 May 24 Jul 7 Jul 26 – Oct 4 60–90
Chervil Apr 26 May 17 May 24 Jul 7 Jul 5 – Sep 6 40–60
Chives Jun 7 Aug 9 – Oct 18 60–90
Cilantro Apr 26 May 17 May 24 Jul 7 Jul 5 – Sep 6 40–60
Comfrey Jun 7 Aug 9 – Oct 18 60–90
Cumin Apr 26 May 17 May 24 Jul 7 Sep 6 – Nov 8 100–120
Dill Apr 26 May 17 May 24 Jul 7 Jul 5 – Sep 6 40–60
Epazote Apr 12 Jun 7 Jun 14 Aug 2 – Sep 27 45–60
Fennel (herb) Apr 26 May 17 May 24 Jul 7 Jul 26 – Oct 4 60–90
Feverfew Jun 7 Sep 6 – Nov 22 90–120
Garlic Chives Jun 7 Aug 9 – Oct 18 60–90
Horehound Jun 7 Aug 23 – Oct 18 75–90
Hyssop Jun 7 Aug 16 – Oct 18 70–90
Lemon Balm Jun 7 Aug 9 – Sep 27 60–70
Lemon Thyme Jun 7 Aug 16 – Oct 18 70–90
Lovage Jun 7 Aug 16 – Oct 18 70–90
Mint Jun 7 Aug 9 – Oct 18 60–90
Oregano Jun 7 Aug 9 – Oct 18 60–90
Parsley Apr 26 May 17 May 24 Jul 7 Jul 26 – Sep 27 60–80
Rue Jun 7 Aug 16 – Oct 18 70–90
Sage Jun 7 Aug 23 – Oct 18 75–90
Savory Jun 7 Aug 2 – Sep 27 50–70
Sorrel Apr 26 May 17 May 24 Jul 7 Jul 5 – Sep 6 40–60
Tarragon Jun 7 Aug 9 – Oct 18 60–90
Thai Basil Apr 12 Jun 7 Jun 14 Aug 9 – Oct 11 50–75
Thyme Jun 7 Aug 16 – Oct 18 70–90
Valerian Jun 7 Oct 11 – Nov 22 120–180

🌸 Flowers to Grow in Rich County

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

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

Monthly Planting Guide for Rich County

Gardening Guides & Resources

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

Frequently Asked Questions

What planting zone is Rich County, UT?

Rich 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 Rich County, UT?

Based on 30 years of NOAA weather station data, the median last spring frost in Rich County falls around May 31. Plan transplants and direct-sow dates relative to this date.

When is the first fall frost in Rich County, UT?

The median first fall frost in Rich County arrives around September 15. Harvest or protect frost-sensitive crops — tomatoes, peppers, basil, squash — before this date.

🌱

Your Rich County Garden Planner — Free

A 22-page printable planner built for Rich 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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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: July 2026.

Sources & credits

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