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Montmorency County, MI — Planting Guide

Montmorency County, Michigan Zone 5a May

May to-do list for Montmorency County, Michigan

May rewards gardeners who work with the weather, not against it. Here's how to stay in step this month in Montmorency County, Michigan.

Avg. last frost May 19
Avg. first frost October 1
Soil temp (4") 52°F
Watering Low
Pest pressure Low
Daylight 14.7 hrs
  1. Set out kale, lettuce, and angelica seedlings

    Harden off for 7 days — a little more sun each day — before planting. That's the difference between a seedling that thrives and one that stalls.

  2. Put basil, carrots, and cucumber seeds straight in the ground

    Succession planting is the secret here. Put in a row now, another in 2 weeks, a third in 4.

  3. It's harvest week for microgreens

    Check every 1–2 days. Many of these get tough or go to seed if you wait too long.

June will be here before you know it — start on
  • Transplants going out: basil, cucumber, and peppers
  • Starting indoors: cucumber, kale, and lettuce
  • First harvests: lettuce, radish, and arugula

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Montmorency County is in USDA Zone 5a. The average last spring frost is May 19 and the first fall frost is October 1, giving you a growing season of approximately 135 days.

At an elevation of 1,107 ft, Montmorency County receives approximately 40.5 in of rainfall annually. Summer highs average 83°F with winter lows around 2°F. The predominant soil type is Silt Loam.

Based on 31 years of NOAA climate station data, the last frost date here varies by 28 days year to year — ranging from May 5 in warm years to June 2 in cold years. The growing season is trending longer by about 2.64 days per decade. Montmorency County scores 60/100 (Good) on the Microclimate Index.

🌡️ Zone

5a (°F to °F min)

❄️ Last Frost

May 19

🍂 First Frost

October 1

📅 Growing Season

135 days

⛰️ Elevation

1,107 ft

🌧️ Annual Rainfall

40.5 in

Montmorency County, MI Short season
135 days
Last Spring Frost May 19
135 growing days
First Fall Frost October 1

Monthly Watering Calendar

When you'll need to water your garden — based on average monthly rainfall vs. the ~1 inch/week most gardens need.

1"/wk 0" 1.4" 2.8" 4.2" 5.6" Jan 1.8" Feb 1.9" Mar 2.6" Apr 4.1" May 4.3" Jun 5.6" Jul 4.2" Aug 4.7" +0.9" Sep 3.4" +1.1" Oct 3.2" Nov 2.5" Dec 2.1"
Rainfall sufficient Supplemental water needed Heavy watering required - - - 1"/week garden need
View detailed monthly data
MonthAvg RainfallRainy DaysExtra Water NeededWatering Effort
Jan 1.8 in 7 days None
Feb 1.9 in 6 days None
Mar 2.6 in 8 days None
Apr 4.1 in 8 days 0.2 in Low
May 4.3 in 10 days Low
Jun 5.6 in 8 days Low
Jul 4.2 in 9 days 0.1 in Low
Aug 4.7 in 8 days Low
Sep 3.4 in 7 days 0.9 in Moderate
Oct 3.2 in 7 days 1.1 in Moderate
Nov 2.5 in 7 days None
Dec 2.1 in 7 days None

Annual total: 40.4 in. Water needs vary by crop — tomatoes need ~1.2"/week while herbs like rosemary need only 0.3"/week. Check individual plant pages for crop-specific water budgets that factor in your county's rainfall and soil drainage.

Montmorency County Soil Profile

Soil Type

Silt Loam

Soil pH

6.1-6.8

Drainage

Well Drained

Frost Risk Probability

Based on 31 years of NOAA weather station data from 3 stations

Too early frost risk Safe to Plant May 19 → Oct 1 135 frost-free days Protect crops frost returns May Jun Jul Aug Sep Oct Nov Safe: Jun 2 Protect by: Oct 17

Beginners: Plant frost-sensitive crops (tomatoes, peppers, squash) after the "Safe" date on the left. Harvest or cover them before the "Protect by" date on the right. Hardy crops (lettuce, peas, kale) can go in the yellow transition zones.

How to read this table: "Conservative" means you're safe from frost 9 out of 10 years — best for beginners and frost-sensitive crops. "Average year" is the typical date. "Aggressive" means only 1 in 10 years is that warm — experienced gardeners with frost protection can try these dates.

Planting Strategy Last Spring Frost First Fall Frost Frost-Free Days
Conservative (safest) Jun 2 Oct 17 137 days
Cautious May 26 Oct 7 134 days
Average year May 19 Oct 1 135 days
Optimistic May 15 Sep 25 133 days
Aggressive (risky) May 5 Sep 15 133 days
📊
How predictable are frost dates here?

Not very — frost dates can vary by ±28 days year-to-year. Use the "Conservative" row in the table below, and keep row covers handy for surprise late frosts.

🌱
Is the growing season changing?

Yes — growing seasons are getting longer here (about 2.6 days per decade). Spring is arriving earlier than it used to. Good news for gardeners.

Gardening Difficulty Score

60 Good
Frost Timing Risk
10.0/10
Drought Risk
3.5/10
Soil Difficulty
0.0/10
Altitude Challenge
0.2/10
Climate Shift
10.0/10
Rainfall Challenge
0.0/10

Montmorency County offers good growing conditions. A little planning around frost dates goes a long way.

Zone 5a Frost Countdown
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Loading...
Last Frost: May 19 First Frost: Oct 1

Local Gardening Help in Montmorency County

Free expert help is closer than you think. Your county's cooperative extension office connects you with trained gardeners, soil testing labs, and local programs — all specific to Montmorency County's climate and soil.

County Extension Office

Montmorency County Michigan State University Extension Extension Office

Phone: 517-355-0240

Visit Extension Office Website →

Extension offices are run by land-grant universities and funded by the USDA. Their advice is free, research-based, and tailored to your county's specific conditions.

Master Gardener Program

Free gardening help from trained volunteers

Master Gardeners are community volunteers who complete 40–60 hours of university horticultural training. They answer gardening questions, diagnose plant problems, and offer workshops — all free.

Find Master Gardeners in MI →

Many extension offices run a Master Gardener hotline where you can call or email with photos of plant problems for free diagnosis.

Soil Testing

Available through your extension office

Before amending your soil, get it tested. Your extension office offers soil testing (typically $10–$25) that tells you exact pH, nutrient levels, and amendment recommendations specific to what you want to grow.

Request a Soil Test →

Services Available in Montmorency County

Soil testing Pest identification Master Gardener hotline Workshops
Finding local nurseries & garden centers in Montmorency County

Why Buy Local

Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Montmorency County's soil and climate that big-box stores can't. Plants from local growers are typically hardier because they're already acclimated to your zone.

How to Find Them

Search for "nurseries near Montmorency County MI" or "garden center Montmorency County" on Google Maps. Also check with your extension office — they often maintain lists of reputable local nurseries and plant sales.

Community gardens & gardening groups

Community gardens are a great way to learn from experienced gardeners in your area, especially if you're limited on space. Search "community garden Montmorency County MI" or check your extension office and local parks department. Facebook groups like "Montmorency County Gardeners" or "Michigan Gardening" are also excellent for local advice and plant swaps.

What to Plant After Your Harvest

After your first crops finish, use the remaining frost-free days to grow a second round.

After Spinach (harvest ends Aug 25) 37 days until frost
After Chard (harvest ends Sep 1) 30 days until frost
After Lettuce (harvest ends Sep 1) 30 days until frost
After Sweet Corn (harvest ends Sep 1) 30 days until frost
Show 6 more succession options
After Broccoli (harvest ends Sep 1) 30 days until frost
After Cilantro (harvest ends Aug 25) 37 days until frost
After Cowpeas (harvest ends Sep 1) 30 days until frost
After Scallions (harvest ends Aug 11) 51 days until frost
After Kohlrabi (harvest ends Aug 11) 51 days until frost
After New Zealand Spinach (harvest ends Aug 25) 37 days until frost

Sunlight & Day Length

Monthly daylight hours and peak sun — critical for onion varieties, photoperiod-sensitive plants, and solar garden planning.

Longest Day

15.4 hours

Summer solstice daylight

Shortest Day

8.6 hours

Winter solstice daylight

Peak Sun Hours

9.8 hr/day peak (summer)

Peak sun hours (green dashed line below) account for cloud cover — this is the usable direct sunlight your garden actually receives. Most vegetables need 6+ peak sun hours.

14hr 12hr 2h 6h 10h 13h 17h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daylight hours (sunrise to sunset) Peak sun hours (direct sunlight after cloud cover) ▪ Gold zone = long day (14+ hr) ▪ Blue zone = short day (<12 hr)

Onion tip: Your long summer days (14+ hours) support long-day onion varieties like Walla Walla, Sweet Spanish, and Ailsa Craig.

View detailed monthly data
MonthDaylight HoursPeak Sun HoursDay Length
January 8.9 hr 3.6 hr Short day
February 10.2 hr 4.4 hr Short day
March 11.6 hr 5.6 hr Short day
April 13.3 hr 6.8 hr Neutral
May 14.7 hr 8.2 hr Long day
June 15.4 hr 9.3 hr Long day
July 15.1 hr 9.8 hr Long day
August 13.9 hr 8.2 hr Neutral
September 12.3 hr 6.8 hr Neutral
October 10.7 hr 5.6 hr Short day
November 9.3 hr 3.8 hr Short day
December 8.6 hr 3.1 hr Short day

Peak sun hours factor in typical cloud cover — use these for solar panel and shade-planning calculations.

Soil Temperature & Composting Calendar

Monthly soil temps tell you when to plant warm-season crops, and when your compost pile is actively working.

Plant Warm Crops When

Soil reaches 60°F+

Soil warm enough from Jun through Sep.

Best Month to Compost

Jun

Microbial activity peaks when soil is warm.

Active Composting

6 months

Solid season. Piles go dormant in winter.

60°F 70°F 23° 45° 68° 90° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
4" depth 8" depth - - - 60°F (corn, beans) - - - 70°F (tomatoes, peppers)
View detailed monthly data
MonthSoil 4" DeepSoil 8" DeepCompost ActivityTime to Finish
Jan 15°F 22°F ❄️ Dormant ~36 weeks
Feb 16°F 22°F ❄️ Dormant ~36 weeks
Mar 24°F 27°F ❄️ Dormant ~36 weeks
Apr 41°F 38°F 🐢 Slow ~24 weeks
May 52°F 50°F ♻️ Active ~14 weeks
Jun 65°F 58°F 🔥 Peak ~8 weeks
Jul 70°F 66°F 🔥 Peak ~8 weeks
Aug 74°F 67°F 🔥 Peak ~8 weeks
Sep 64°F 63°F ♻️ Active ~14 weeks
Oct 52°F 53°F ♻️ Active ~14 weeks
Nov 35°F 42°F ❄️ Dormant ~36 weeks
Dec 21°F 30°F ❄️ Dormant ~36 weeks

Highlighted rows = soil 60°F+ (safe for warm-season transplants). Compost finishes fastest during peak activity months.

Pest & Disease Pressure in Montmorency County

Computed from local climate patterns — warmer, humid conditions increase pest generations and fungal disease risk.

Insect Pest Pressure

5 / 10

Moderate — common pests appear but manageable with monitoring.

Disease Risk

5.2 / 10

Moderate — watch for mildew and blight during wet periods.

Seasonal Risk

Spring Low
Summer High
Fall Low
Winter Low
View 5 common pests in your area
PestRisk LevelPeak Months
Aphids Moderate May, Jun, Jul, Aug
Cabbage worms Low Jun, Jul, Aug
Colorado potato beetle Low Jun, Jul
Flea beetles Low May, Jun, Jul
Slugs Low May, Jun, Jul, Aug, Sep
Organic pest management tips
  • Use row covers on susceptible crops during peak pest months
  • Apply neem oil preventatively every 7-14 days during active pest season
  • Interplant with strong-scented herbs (basil, marigold) to confuse pests
  • Hand-pick larger pests (beetles, caterpillars) in early morning when they're sluggish
  • Practice crop rotation — never plant the same family in the same spot within 3 years

Cover Crops for Montmorency County

Cover crops protect bare soil, fix nitrogen, suppress weeds, and improve soil structure — with county-specific planting dates.

Spring Cover Crops (2 options) — Build soil before the main growing season
Crop Plant By Terminate N-Fixing Soil Benefit
Buckwheat May 30 Jul 23 Rapid growth, attracts pollinators, suppresses weeds
White clover Apr 23 Jul 30 ✓ Yes Living mulch, fixes nitrogen, permanent ground cover
Summer Cover Crops (1 options) — Fill gaps and suppress weeds between plantings
Crop Plant By Terminate N-Fixing Soil Benefit
Sunflowers May 30 Sep 17 Deep roots break compaction, attract pollinators and beneficial insects
Fall Cover Crops (5 options) — Plant after harvest to protect soil over winter
Crop Plant By Terminate N-Fixing Soil Benefit
Daikon radish Aug 22 Apr 28 Deep taproot breaks compaction, excellent for clay soils
Hairy vetch Jul 15 Apr 28 ✓ Yes Excellent nitrogen fixer, good for depleted soils
Oats Sep 2 May 5 Quick biomass, winterkills in cold zones — no spring tillage needed
Winter rye Jul 3 May 5 Suppresses weeds, prevents erosion, breaks up compacted soil
Winter wheat Jul 8 May 5 Erosion control, weed suppression, good biomass

Wind & Microclimate

Wind dries soil, stresses plants, and affects frost patterns. Understanding your exposure helps with garden placement.

Seasonal Wind Speed

Spring: 12 mph   Summer: 8 mph

Fall: 10 mph   Winter: 12 mph

Prevailing wind: SW. Moderate wind — consider a temporary windbreak for young seedlings.

Windbreak Benefit

4.6/10

Moderately beneficial — a simple fence or trellis can protect delicate crops from wind stress.

Frost Pocket Risk

Low

Relatively flat terrain (117 ft range). Frost pocket risk is minimal — garden placement is flexible.

Rainwater Harvesting Potential

How much water you can collect, when to collect it, and what size system you need for your garden.

Annual Collection

20,135 gal

Per 1,000 sq ft of roof area (at 80% collection efficiency)

Recommended Setup

6 rain barrels (55 gal each)

For a typical 500 sq ft garden. Serious collectors: consider a 1,500 gal tank.

Legal Status

Unrestricted

Rainwater harvesting is fully legal in your state with no restrictions.

Best Collection Months

May, Jun, Jul, Aug

Highest rainfall months — your barrels will fill up quickly during these months.

Months to Draw From Storage

Jan, Feb, Dec

Dry months when you'll rely on stored water — size your storage for this gap.

Rainwater collection tips for your area
  • Your county receives approximately 40.4 inches of rain per year
  • A 1,000 sq ft roof can collect roughly 20,135 gallons annually
  • Rainwater harvesting is fully legal in your state
  • Stock up on stored water before your dry season (Jan, Feb, Dec)
  • Use a first-flush diverter to keep roof debris out of your collection

Soil & Growing Conditions in Montmorency County

Soil Type

Silt Loam

Soil pH 6.1–6.8 · Well Drained drainage

Native soil is well-suited to most vegetables and herbs with regular compost additions.

Watering Needs

Drought stress: 3.5/10

Low-to-moderate drought stress. Plan to water 1–2 times per week during peak summer. (40.5 in. annual rainfall)

Season Tips

135-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 24-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

🧪
Soil Test Kit $12-25

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

📏
Digital pH Meter $10-20

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

🍂
Organic Compost $8-30

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

🥬 Vegetables to Grow in Montmorency County

106 vegetables that grow well in Zone 5a with planting dates for Montmorency County.

Show all 106 vegetables with planting dates
Plant Start Indoors Direct Sow Transplant Harvest Days to Maturity
Acorn Squash Apr 14 May 26 Jun 2 Aug 25 – Sep 29 80–100
Amaranth Mar 24 May 26 Jun 2 Sep 1 – Oct 20 90–120
Arugula Apr 14 May 5 May 19 Jun 23 – Aug 25 30–50
Asparagus Jun 2 730–1095
Beets May 5 Jun 30 – Jul 28 50–70
Belgian Endive Apr 14 May 5 May 19 Sep 8 – Nov 3 110–150
Bitter Melon Mar 24 May 26 Jun 2 Aug 4 – Sep 15 60–90
Black Beans May 26 Aug 25 – Oct 13 90–120
Bok Choy Apr 14 May 5 May 19 Jun 30 – Aug 4 40–60
Broccoli Apr 14 May 5 May 19 Jul 21 – Sep 1 60–90
Broccoli Rabe Apr 14 May 5 May 19 Jun 30 – Aug 4 40–60
Brussels Sprouts Apr 14 May 5 May 19 Aug 18 – Oct 13 90–130
Butternut Squash Apr 14 May 26 Jun 2 Sep 1 – Oct 6 85–110
Cabbage Apr 14 May 5 May 19 Jul 21 – Sep 15 60–100
Calabash Mar 24 May 26 Jun 2 Aug 25 – Oct 20 80–120
Carrots May 5 Jul 7 – Aug 11 60–80
Cauliflower Apr 14 May 5 May 19 Jul 14 – Sep 15 55–100
Celeriac Apr 14 May 5 May 19 Sep 1 – Oct 6 100–120
Celery Apr 14 May 5 May 19 Aug 11 – Oct 6 80–120
Celtuce Apr 14 May 5 May 19 Jul 21 – Sep 1 60–90
Chard Apr 14 May 5 May 19 Jul 14 – Sep 1 50–60
Chickpeas Apr 14 May 5 May 19 Aug 11 – Sep 22 80–110
Chicory Apr 14 May 5 May 19 Jul 21 – Sep 1 60–85
Chinese Cabbage Apr 14 May 5 May 19 Jul 14 – Aug 11 50–70
Christmas Lima Beans Mar 24 May 26 Jun 2 Aug 25 – Sep 29 80–100
Collard Greens Apr 14 May 5 May 19 Jul 14 – Sep 15 55–75
Corn May 26 Jul 28 – Sep 22 60–100
Cowpeas May 26 Jul 28 – Sep 8 60–90
Cress Apr 14 May 5 May 19 Jun 2 – Jun 23 14–21
Crookneck Squash Apr 14 May 26 Jun 2 Jul 21 – Aug 18 45–60
Crosne May 5 Oct 6 – Oct 20 150–200
Cucumber Apr 14 May 26 Jun 2 Jul 28 – Sep 22 50–70
Daikon May 5 Jun 30 – Jul 28 50–70
Delicata Squash Apr 14 May 26 Jun 2 Aug 25 – Sep 29 80–100
Edamame May 26 Aug 11 – Sep 22 75–100
Eggplant Mar 10 May 26 Jun 2 Aug 11 – Oct 13 65–85
Endive Apr 14 May 5 May 19 Jul 7 – Aug 11 45–65
Escarole Apr 14 May 5 May 19 Jul 14 – Aug 11 50–70
Fava Beans Apr 14 May 5 May 19 Aug 4 – Sep 15 75–100
Fennel Mar 24 May 26 Jun 2 Aug 4 – Sep 15 60–90
Garlic 90–240
Green Beans May 26 Jul 21 – Sep 15 50–65
Horseradish Jun 2 Oct 6 – Nov 17 120–180
Hot Peppers Mar 10 May 26 Jun 2 Aug 11 – Nov 17 70–120
Hubbard Squash Apr 14 May 26 Jun 2 Sep 15 – Oct 20 100–120
Kabocha Apr 14 May 26 Jun 2 Sep 1 – Sep 29 85–100
Kai Lan Apr 14 May 5 May 19 Jul 7 – Aug 4 45–60
Kale Apr 14 May 5 May 19 Jul 14 – Sep 8 50–70
Kidney Beans May 26 Aug 25 – Sep 29 85–110
Kohlrabi Apr 14 May 5 May 19 Jul 7 – Aug 11 45–65
Komatsuna Apr 14 May 5 May 19 Jun 23 – Jul 28 35–50
Leeks Apr 14 May 5 May 19 Aug 18 – Nov 3 90–150
Lentils Apr 14 May 5 May 19 Aug 11 – Sep 22 80–110
Lettuce Apr 14 May 5 May 19 Jun 23 – Sep 1 30–60
Lima Beans May 26 Jul 28 – Sep 8 60–90
Mache Apr 14 May 5 May 19 Jun 30 – Aug 4 40–60
Melon Apr 14 May 26 Jun 2 Aug 11 – Sep 29 70–100
Microgreens Apr 14 May 5 May 19 May 26 – Jun 23 7–21
Mitsuba Apr 14 May 5 May 12 Jul 7 – Sep 1 50–70
Mizuna Apr 14 May 5 May 19 Jun 23 – Jul 21 30–45
Mustard Greens Apr 14 May 5 May 19 Jun 23 – Aug 25 30–50
Napa Cabbage Apr 14 May 5 May 19 Jul 14 – Aug 18 55–75
New Zealand Spinach Mar 24 May 26 Jun 2 Jul 28 – Aug 25 55–70
Okra Mar 24 May 26 Jun 2 Jul 28 – Sep 22 50–65
Onion Apr 14 May 5 May 19 Aug 18 – Oct 6 90–120
Pac Choi Apr 14 May 5 May 19 Jun 30 – Jul 28 40–55
Parsnip May 5 Aug 18 – Sep 29 100–130
Patty Pan Squash Apr 14 May 26 Jun 2 Jul 21 – Aug 18 45–60
Peas Apr 14 May 5 May 19 Jul 14 – Sep 8 55–70
Peppers Mar 10 May 26 Jun 2 Aug 4 – Oct 13 60–90
Pole Beans Mar 24 May 26 Jun 2 Jul 28 – Sep 22 55–70
Potatoes Mar 24 May 26 Jun 2 Aug 11 – Oct 20 70–120
Pumpkin Apr 14 May 26 Jun 2 Sep 1 – Oct 20 85–120
Purslane Apr 14 May 5 May 19 Jun 30 – Aug 4 40–60
Radicchio Apr 14 May 5 May 19 Jul 21 – Aug 25 60–80
Radish May 5 Jun 2 – Jun 23 22–35
Rhubarb Jun 9 365–730
Romanesco Apr 14 May 5 May 19 Aug 4 – Sep 15 75–100
Rutabaga May 5 Jul 28 – Sep 1 80–100
Salsify May 5 Aug 18 – Sep 29 100–130
Savoy Cabbage Apr 14 May 5 May 19 Jul 28 – Sep 22 70–110
Scallions Apr 14 May 5 May 19 Jul 14 – Aug 11 50–70
Scarlet Runner Beans Mar 24 May 26 Jun 2 Aug 4 – Sep 8 60–80
Shallot Apr 14 May 5 May 19 Aug 18 – Oct 6 90–120
Shiso Mar 31 May 26 Jun 2 Jul 28 – Sep 22 50–70
Snap Peas Mar 24 May 26 Jun 2 Jul 28 – Sep 22 55–70
Snow Peas Apr 14 May 5 May 19 Jul 14 – Sep 8 50–65
Soybeans May 26 Aug 18 – Oct 13 80–120
Spaghetti Squash Apr 14 May 26 Jun 2 Sep 1 – Sep 29 85–100
Spinach Apr 14 May 5 May 19 Jun 23 – Aug 25 35–50
Squash (Summer) Apr 14 May 26 Jun 2 Jul 21 – Sep 22 45–65
Squash (Winter) Apr 14 May 26 Jun 2 Aug 25 – Oct 20 80–120
Sunchoke Jun 2 Sep 22 – Nov 17 110–150
Sunflower Mar 24 May 26 Jun 2 Aug 11 – Sep 29 70–100
Sweet Corn May 26 Jul 28 – Sep 8 60–90
Sweet Potatoes Mar 24 May 26 Jun 2 Sep 1 – Oct 20 90–120
Tatsoi Apr 14 May 5 May 19 Jun 23 – Jul 28 35–50
Tomatillo Mar 24 May 26 Jun 2 Aug 4 – Oct 13 60–85
Tomatoes Mar 24 May 26 Jun 2 Aug 4 – Oct 13 60–85
Turnip May 5 Jun 16 – Jul 21 40–60
Watercress Apr 14 May 5 May 19 Jun 30 – Aug 4 40–60
Watermelon Apr 14 May 26 Jun 2 Aug 11 – Sep 29 70–100
Wax Beans May 26 Jul 21 – Sep 15 50–65
Winter Melon Mar 24 May 26 Jun 2 Sep 1 – Oct 20 90–120
Yard Long Beans Mar 24 May 26 Jun 2 Jul 28 – Sep 8 55–80
Zucchini Apr 14 May 26 Jun 2 Jul 21 – Sep 15 45–60

🍓 Fruits to Grow in Montmorency County

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

Show all 27 fruits with planting dates
Plant Start Indoors Direct Sow Transplant Harvest Days to Maturity
Alpine Strawberries Jun 9 Sep 8 – Nov 24 90–180
Aronia Jun 9 730–1095
Blackberries Jun 9 365–730
Blueberries Jun 9 730–1095
Boysenberries Jun 9 365–730
Cantaloupe Jun 9 Aug 18 – Sep 22 70–90
Che Fruit Jun 9 1095–1825
Cranberries Jun 9 730–1095
Currants Jun 9 730–1095
Elderberries Jun 9 730–1095
Goji Berries Jun 9 730–1095
Gooseberries Jun 9 730–1095
Grapes Jun 9 730–1095
Ground Cherry Jun 9 Aug 18 – Oct 13 65–80
Hardy Kiwi Jun 9 1095–1825
Haskaps Jun 9 730–1095
Honeydew Jun 9 Sep 1 – Oct 13 80–110
Jostaberry Jun 9 730–1095
Lingonberries Jun 9 730–1095
Medlar Jun 9 1095–1825
Mulberries Jun 9 730–1825
Pawpaw Jun 9 1095–2555
Persimmon Jun 9 1095–2555
Quince Jun 9 1095–1825
Raspberries Jun 9 365–730
Serviceberries Jun 9 730–1095
Strawberries Jun 9 Sep 8 – Nov 24 90–365

🌿 Herbs to Grow in Montmorency County

37 herbs that grow well in Zone 5a with planting dates for Montmorency County.

Show all 37 herbs with planting dates
Plant Start Indoors Direct Sow Transplant Harvest Days to Maturity
Angelica Apr 14 May 5 May 12 365–730
Anise Apr 14 May 5 May 12 Aug 11 – Oct 27 90–120
Basil Mar 31 May 26 Jun 2 Jul 28 – Sep 29 50–75
Bee Balm May 26 Aug 25 – Nov 10 90–120
Borage Apr 14 May 5 May 12 Jul 7 – Aug 25 50–60
Caraway Apr 14 May 5 May 12 365–450
Catnip May 26 Jul 28 – Sep 29 60–80
Chamomile Apr 14 May 5 May 12 Jul 14 – Sep 22 60–90
Chervil Apr 14 May 5 May 12 Jun 23 – Aug 25 40–60
Chives May 26 Jul 28 – Oct 6 60–90
Cilantro Apr 14 May 5 May 12 Jun 23 – Aug 25 40–60
Comfrey May 26 Jul 28 – Oct 6 60–90
Cumin Apr 14 May 5 May 12 Aug 25 – Oct 27 100–120
Dill Apr 14 May 5 May 12 Jun 23 – Aug 25 40–60
Echinacea May 26 Sep 29 – Nov 10 120–180
Epazote Mar 31 May 26 Jun 2 Jul 21 – Sep 15 45–60
Fennel (herb) Apr 14 May 5 May 12 Jul 14 – Sep 22 60–90
Feverfew May 26 Aug 25 – Nov 10 90–120
Garlic Chives May 26 Jul 28 – Oct 6 60–90
Horehound May 26 Aug 11 – Oct 6 75–90
Hyssop May 26 Aug 4 – Oct 6 70–90
Lavender May 26 Aug 25 – Nov 10 90–200
Lemon Balm May 26 Jul 28 – Sep 15 60–70
Lemon Thyme May 26 Aug 4 – Oct 6 70–90
Lovage May 26 Aug 4 – Oct 6 70–90
Mint May 26 Jul 28 – Oct 6 60–90
Oregano May 26 Jul 28 – Oct 6 60–90
Parsley Apr 14 May 5 May 12 Jul 14 – Sep 15 60–80
Rue May 26 Aug 4 – Oct 6 70–90
Sage May 26 Aug 11 – Oct 6 75–90
Savory May 26 Jul 21 – Sep 15 50–70
Sorrel Apr 14 May 5 May 12 Jun 23 – Aug 25 40–60
Tarragon May 26 Jul 28 – Oct 6 60–90
Thai Basil Mar 31 May 26 Jun 2 Jul 28 – Sep 29 50–75
Thyme May 26 Aug 4 – Oct 6 70–90
Valerian May 26 Sep 29 – Nov 10 120–180
Yarrow May 26 Aug 25 – Nov 10 90–120
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Monthly Planting Guide for Montmorency County

Gardening Guides & Resources

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

Frequently Asked Questions

What planting zone is Montmorency County, MI?

Montmorency 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 Montmorency County, MI?

Based on 31 years of NOAA weather station data, the median last spring frost in Montmorency County falls around May 19. In 8 out of 10 years, last frost lands between May 5 and June 2 — a 28-day window of variability. Use June 2 as your conservative safe-to-plant date for frost-sensitive crops.

When is the first fall frost in Montmorency County, MI?

The median first fall frost in Montmorency County arrives around October 1. In cold years it can arrive as early as September 15; in mild years as late as October 17. Harvest or protect frost-sensitive crops — tomatoes, peppers, basil, squash — before this date.

How long is the growing season in Montmorency County?

Montmorency County has a frost-free growing season of approximately 135 days. Focus on short-season varieties and start warm-season crops indoors 6–8 weeks before last frost. Climate records show the growing season is trending longer by about 2.64 days per decade.

What is the soil like in Montmorency County for gardening?

Montmorency County has predominantly Silt Loam soil with a pH range of 6.1–6.8 and Well Drained drainage. Most vegetables and herbs grow well with standard composting and seasonal soil amendment.

What is grown commercially in Montmorency County?

Montmorency County has commercial agriculture that includes Corn, Soybeans, Hay, Oats, Sweet Corn. These crops reflect the local climate and soil conditions — what succeeds commercially often translates well to home gardens in the same area.

Is Montmorency County a good location for home gardening?

Montmorency County scores 60/100 (Good) on our Microclimate Index, which combines frost reliability, drought pressure, soil challenge, elevation risk, and long-term climate trend. Conditions here are moderate — most common crops grow well with standard timing and care.

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Your Montmorency County Garden Planner — Free

A 24-page printable planner built for Montmorency 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.

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Best Seller
The Gardener's Encyclopedia to Companion Planting

The Gardener's Encyclopedia to Companion Planting

$27 $293 value

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
  • Full seed-starting + planting schedule with timing and spacing
  • Bonus: square-foot gardening guide + printable seasonal planners
See what's inside →
Reader favourite
Seed Saving & Storage Guide

Seed Saving & Storage Guide

$27 $157 value

Most saved seeds go bad before next season. This shows exactly when to pick, how to dry, and where to store seeds from 200 plants so yours don't.

  • 200 plants, step-by-step: life cycle, pollination type, isolation
  • Exact temperature + humidity ranges that keep seeds viable
  • Bonus: searchable Google Sheets tracker + custom GPT assistant
Save a lifetime of seed money →
Composting Guide for Homesteaders

Composting Guide for Homesteaders

$27 $210 value

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.

  • 14 sections on composting methods, soil science, and troubleshooting
  • The 7-step hot-compost system from start to finish
  • Bonus tools: troubleshooting chart, safety guide, monitoring log
Start composting today →

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA GHCN-D daily station data (1994–2024) from 3 weather stations in or near Montmorency County (31 years of records). Frost dates represent 50% probability averages; local conditions vary by elevation and microclimate. Last updated: May 2026.

Sources & credits

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