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Peace River, AB — Planting Guide

Peace River is in USDA Zone 3b. The average last spring frost is May 26 and the first fall frost is September 30, giving you a growing season of approximately 127 days.

At an elevation of 1,873 ft, Peace River receives approximately 14.5 in of rainfall annually. Summer highs average 66°F with winter lows around -3°F. The predominant soil type is Dark Brown Chernozem.

🌡️ Zone

3b (-35°F to -30°F min)

❄️ Last Frost

May 26

🍂 First Frost

September 30

📅 Growing Season

127 days

⛰️ Elevation

1,873 ft

🌧️ Annual Rainfall

14.5 in

Peace River, AB Short season
127 days
Last Spring Frost May 26
127 growing days
First Fall Frost September 30

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" 1.3" 2.5" 3.8" 5" Jan 0.6" Feb 0.7" Mar 1.1" Apr 1.5" +2.6" May 1.7" +2.6" Jun 1.7" +2.7" Jul 1.6" +2.9" Aug 1.4" +3" Sep 1.3" Oct 1" Nov 1.2" Dec 0.8"
Rainfall sufficient Supplemental water needed Heavy watering required - - - 1"/week garden need
View detailed monthly data
MonthAvg RainfallRainy DaysExtra Water NeededWatering Effort
Jan 0.6 in 7 days None
Feb 0.7 in 6 days None
Mar 1.1 in 10 days None
Apr 1.5 in 9 days None
May 1.7 in 10 days 2.6 in High
Jun 1.7 in 10 days 2.6 in High
Jul 1.6 in 8 days 2.7 in High
Aug 1.4 in 8 days 2.9 in High
Sep 1.3 in 7 days 3 in High
Oct 1 in 8 days None
Nov 1.2 in 6 days None
Dec 0.8 in 8 days None

Annual total: 14.6 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.

Peace River Soil Profile

Soil Type

Dark Brown Chernozem

Soil pH

6.0-7.0

Drainage

Well Drained

Gardening Difficulty Score

82 Excellent
Frost Timing Risk
0.0/10
Drought Risk
0.0/10
Soil Difficulty
3.0/10
Altitude Challenge
1.8/10
Climate Shift
0.0/10
Rainfall Challenge
6.2/10

Peace River is a very forgiving place to garden. Most plants thrive here with minimal effort.

Zone 3b Frost Countdown
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Loading...
Last Frost: May 26 First Frost: Sep 30

Local Gardening Help in Peace River

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 Peace River's climate and soil.

County Extension Office

Peace River Extension Office

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.

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.

Services Available in Peace River

Soil testing Pest identification
Finding local nurseries & garden centers in Peace River

Why Buy Local

Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Peace River'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 Peace River AB" or "garden center Peace River" 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 Peace River AB" or check your extension office and local parks department. Facebook groups like "Peace River Gardeners" or "Alberta 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.

Show 6 more succession options
After Chard (harvest ends Jul 29) 78 days until frost
After Squash (Winter) (harvest ends Sep 9) 36 days until frost
After Green Beans (harvest ends Aug 5) 71 days until frost
After Peas (harvest ends Aug 5) 71 days until frost
After Corn (harvest ends Aug 12) 64 days until frost
After Pole Beans (harvest ends Aug 26) 50 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

17.3 hours

Summer solstice daylight

Shortest Day

6.6 hours

Winter solstice daylight

Peak Sun Hours

11.3 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 1h 6h 10h 15h 19h 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 7.3 hr 2.8 hr Short day
February 9.2 hr 3.9 hr Short day
March 11.4 hr 5.5 hr Short day
April 13.9 hr 7.2 hr Neutral
May 16.1 hr 9.5 hr Long day
June 17.3 hr 11.3 hr Long day
July 16.8 hr 11.1 hr Long day
August 14.9 hr 9.2 hr Long day
September 12.4 hr 7.1 hr Neutral
October 10 hr 5.1 hr Short day
November 7.8 hr 3 hr Short day
December 6.6 hr 2.5 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 Jul through Aug.

Best Month to Compost

Jun

Microbial activity peaks when soil is warm.

Active Composting

4 months

Short season — insulate pile or use indoor vermicomposting.

60°F 70°F 20° 40° 60° 80° 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 2°F 12°F ❄️ Dormant ~36 weeks
Feb 4°F 11°F ❄️ Dormant ~36 weeks
Mar 16°F 19°F ❄️ Dormant ~36 weeks
Apr 32°F 29°F ❄️ Dormant ~36 weeks
May 46°F 41°F 🐢 Slow ~24 weeks
Jun 56°F 51°F ♻️ Active ~14 weeks
Jul 63°F 57°F ♻️ Active ~14 weeks
Aug 64°F 59°F ♻️ Active ~14 weeks
Sep 56°F 55°F ♻️ Active ~14 weeks
Oct 41°F 46°F 🐢 Slow ~24 weeks
Nov 29°F 32°F ❄️ Dormant ~36 weeks
Dec 11°F 21°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 Peace River

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

Insect Pest Pressure

4.3 / 10

Moderate — common pests appear but manageable with monitoring.

Disease Risk

1.7 / 10

Low disease risk — dry conditions reduce fungal problems.

Seasonal Risk

Spring Low
Summer Moderate
Fall Low
Winter Low
View 4 common pests in your area
PestRisk LevelPeak Months
Aphids Moderate Jun, Jul, Aug
Cabbage worms Low Jun, Jul, Aug
Flea beetles Low May, Jun, Jul
Slugs Moderate May, Jun, Jul, Aug
Organic pest management tips
  • Maintain healthy soil with regular compost additions to build natural pest resistance
  • Practice crop rotation annually to break pest cycles
  • Encourage beneficial insects with flowering herbs like dill, fennel, and yarrow

Cover Crops for Peace River

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 Jun 3 Jul 22 Rapid growth, attracts pollinators, suppresses weeds
White clover Apr 27 Aug 5 ✓ 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 Jun 26 Sep 2 Deep roots break compaction, attract pollinators and beneficial insects
Fall Cover Crops (3 options) — Plant after harvest to protect soil over winter
Crop Plant By Terminate N-Fixing Soil Benefit
Oats Aug 22 May 5 Quick biomass, winterkills in cold zones — no spring tillage needed
Winter rye Jul 6 May 12 Suppresses weeds, prevents erosion, breaks up compacted soil
Winter wheat Jun 22 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: 11 mph   Summer: 9 mph

Fall: 10 mph   Winter: 12 mph

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

Windbreak Benefit

5.2/10

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

Frost Pocket Risk

Low

Relatively flat terrain (299 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

7,276 gal

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

Recommended Setup

8 rain barrels (55 gal each)

For a typical 500 sq ft garden. Serious collectors: consider a 2,250 gal tank.

Legal Status

Unrestricted

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

Best Collection Months

Apr, May, Jun, Jul

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 14.6 inches of rain per year
  • A 1,000 sq ft roof can collect roughly 7,276 gallons annually
  • Rainwater harvesting is fully legal in your state
  • In your dry climate, every drop counts — consider a larger cistern system
  • Position collection tanks in shade to reduce evaporation and algae growth

Soil & Growing Conditions in Peace River

Soil Type

Dark Brown Chernozem

Amend with compost each season to maintain fertility and structure.

Watering Needs

With 14.5 inches annually, regular irrigation is essential. Drip systems and heavy mulching conserve water.

Season Tips

127-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.

Free Garden Planner

Plan your entire garden season — organize planting dates, track what you're growing, and know exactly when to start seeds, transplant, and harvest.

Get My Free Planner →

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 Peace River

87 vegetables that grow well in Zone 3b with planting dates for Peace River.

Show all 87 vegetables with planting dates
Plant Start Indoors Direct Sow Transplant Harvest Days to Maturity
Acorn Squash Apr 14 Jun 9 Jun 16 Sep 8 – Oct 13 80–100
Amaranth Mar 24 Jun 9 Jun 16 Sep 15 – Oct 20 90–120
Arugula Apr 14 May 19 May 26 Jun 30 – Sep 1 30–50
Asparagus Jun 9 730–1095
Beets May 19 Jul 14 – Aug 11 50–70
Belgian Endive Apr 14 May 19 May 26 Sep 15 – Sep 29 110–150
Black Beans Jun 9 Sep 8 – Oct 13 90–120
Bok Choy Apr 14 May 19 May 26 Jul 7 – Aug 11 40–60
Broccoli Apr 14 May 19 May 26 Jul 28 – Sep 8 60–90
Broccoli Rabe Apr 14 May 19 May 26 Jul 7 – Aug 11 40–60
Brussels Sprouts Apr 14 May 19 May 26 Aug 25 – Sep 29 90–130
Butternut Squash Apr 14 Jun 9 Jun 16 Sep 15 – Oct 20 85–110
Cabbage Apr 14 May 19 May 26 Jul 28 – Sep 22 60–100
Carrots May 19 Jul 21 – Aug 25 60–80
Cauliflower Apr 14 May 19 May 26 Jul 21 – Sep 22 55–100
Celeriac Apr 14 May 19 May 26 Sep 8 – Sep 29 100–120
Celery Apr 14 May 19 May 26 Aug 18 – Sep 29 80–120
Celtuce Apr 14 May 19 May 26 Jul 28 – Sep 8 60–90
Chard Apr 14 May 19 May 26 Jul 21 – Sep 8 50–60
Chickpeas Apr 14 May 19 May 26 Aug 18 – Sep 29 80–110
Chicory Apr 14 May 19 May 26 Jul 28 – Sep 8 60–85
Chinese Cabbage Apr 14 May 19 May 26 Jul 21 – Aug 18 50–70
Collard Greens Apr 14 May 19 May 26 Jul 21 – Sep 22 55–75
Corn Jun 9 Aug 11 – Oct 6 60–100
Cress Apr 14 May 19 May 26 Jun 9 – Jun 30 14–21
Crookneck Squash Apr 14 Jun 9 Jun 16 Aug 4 – Sep 1 45–60
Cucumber Apr 14 Jun 9 Jun 16 Aug 11 – Oct 6 50–70
Daikon May 19 Jul 14 – Aug 11 50–70
Delicata Squash Apr 14 Jun 9 Jun 16 Sep 8 – Oct 13 80–100
Edamame Jun 9 Aug 25 – Oct 6 75–100
Endive Apr 14 May 19 May 26 Jul 14 – Aug 18 45–65
Escarole Apr 14 May 19 May 26 Jul 21 – Aug 18 50–70
Fava Beans Apr 14 May 19 May 26 Aug 11 – Sep 22 75–100
Garlic 90–240
Green Beans Jun 9 Aug 4 – Sep 29 50–65
Horseradish Jun 9 Oct 13 120–180
Hubbard Squash Apr 14 Jun 9 Jun 16 Sep 29 – Oct 20 100–120
Kabocha Apr 14 Jun 9 Jun 16 Sep 15 – Oct 13 85–100
Kai Lan Apr 14 May 19 May 26 Jul 14 – Aug 11 45–60
Kale Apr 14 May 19 May 26 Jul 21 – Sep 15 50–70
Kidney Beans Jun 9 Sep 8 – Oct 13 85–110
Kohlrabi Apr 14 May 19 May 26 Jul 14 – Aug 18 45–65
Komatsuna Apr 14 May 19 May 26 Jun 30 – Aug 4 35–50
Leeks Apr 14 May 19 May 26 Aug 25 – Sep 29 90–150
Lentils Apr 14 May 19 May 26 Aug 18 – Sep 29 80–110
Lettuce Apr 14 May 19 May 26 Jun 30 – Sep 8 30–60
Lima Beans Jun 9 Aug 11 – Sep 22 60–90
Mache Apr 14 May 19 May 26 Jul 7 – Aug 11 40–60
Microgreens Apr 14 May 19 May 26 Jun 2 – Jun 30 7–21
Mizuna Apr 14 May 19 May 26 Jun 30 – Jul 28 30–45
Mustard Greens Apr 14 May 19 May 26 Jun 30 – Sep 1 30–50
Napa Cabbage Apr 14 May 19 May 26 Jul 21 – Aug 25 55–75
Onion Apr 14 May 19 May 26 Aug 25 – Sep 29 90–120
Pac Choi Apr 14 May 19 May 26 Jul 7 – Aug 4 40–55
Parsnip May 19 Sep 1 – Sep 22 100–130
Patty Pan Squash Apr 14 Jun 9 Jun 16 Aug 4 – Sep 1 45–60
Peas Apr 14 May 19 May 26 Jul 21 – Sep 15 55–70
Peppers Mar 10 Jun 9 Jun 16 Aug 18 – Oct 20 60–90
Pole Beans Mar 24 Jun 9 Jun 16 Aug 11 – Oct 6 55–70
Potatoes Mar 24 Jun 9 Jun 16 Aug 25 – Oct 20 70–120
Pumpkin Apr 14 Jun 9 Jun 16 Sep 15 – Oct 20 85–120
Purslane Apr 14 May 19 May 26 Jul 7 – Aug 11 40–60
Radish May 19 Jun 16 – Jul 7 22–35
Rhubarb Jun 23 365–730
Romanesco Apr 14 May 19 May 26 Aug 11 – Sep 22 75–100
Rutabaga May 19 Aug 11 – Sep 15 80–100
Salsify May 19 Sep 1 – Sep 22 100–130
Savoy Cabbage Apr 14 May 19 May 26 Aug 4 – Sep 29 70–110
Scallions Apr 14 May 19 May 26 Jul 21 – Aug 18 50–70
Scarlet Runner Beans Mar 24 Jun 9 Jun 16 Aug 18 – Sep 22 60–80
Shiso Mar 31 Jun 2 Jun 16 Aug 11 – Oct 6 50–70
Snap Peas Mar 24 Jun 9 Jun 16 Aug 11 – Oct 6 55–70
Snow Peas Apr 14 May 19 May 26 Jul 21 – Sep 15 50–65
Soybeans Jun 9 Sep 1 – Oct 13 80–120
Spaghetti Squash Apr 14 Jun 9 Jun 16 Sep 15 – Oct 13 85–100
Spinach Apr 14 May 19 May 26 Jun 30 – Sep 1 35–50
Squash (Summer) Apr 14 Jun 9 Jun 16 Aug 4 – Oct 6 45–65
Squash (Winter) Apr 14 Jun 9 Jun 16 Sep 8 – Oct 20 80–120
Sunchoke Jun 9 Sep 29 – Oct 13 110–150
Sunflower Mar 24 Jun 9 Jun 16 Aug 25 – Oct 13 70–100
Sweet Corn Jun 9 Aug 11 – Sep 22 60–90
Tatsoi Apr 14 May 19 May 26 Jun 30 – Aug 4 35–50
Tomatoes Mar 24 Jun 9 Jun 16 Aug 18 – Oct 20 60–85
Turnip May 19 Jun 30 – Aug 4 40–60
Watercress Apr 14 May 19 May 26 Jul 7 – Aug 11 40–60
Wax Beans Jun 9 Aug 4 – Sep 29 50–65
Zucchini Apr 14 Jun 9 Jun 16 Aug 4 – Sep 29 45–60

🍓 Fruits to Grow in Peace River

15 fruits that grow well in Zone 3b with planting dates for Peace River.

Show all 15 fruits with planting dates
Plant Start Indoors Direct Sow Transplant Harvest Days to Maturity
Alpine Strawberries Jun 23 Sep 22 – Oct 27 90–180
Aronia Jun 23 730–1095
Blueberries Jun 23 730–1095
Cranberries Jun 23 730–1095
Currants Jun 23 730–1095
Elderberries Jun 23 730–1095
Goji Berries Jun 23 730–1095
Gooseberries Jun 23 730–1095
Hardy Kiwi Jun 23 1095–1825
Haskaps Jun 23 730–1095
Jostaberry Jun 23 730–1095
Lingonberries Jun 23 730–1095
Raspberries Jun 23 365–730
Serviceberries Jun 23 730–1095
Strawberries Jun 23 Sep 22 – Oct 27 90–365

🌿 Herbs to Grow in Peace River

22 herbs that grow well in Zone 3b with planting dates for Peace River.

Show all 22 herbs with planting dates
Plant Start Indoors Direct Sow Transplant Harvest Days to Maturity
Angelica Apr 14 May 19 May 19 365–730
Bee Balm Jun 2 Sep 1 – Oct 6 90–120
Borage Apr 14 May 19 May 19 Jul 14 – Sep 1 50–60
Caraway Apr 14 May 19 May 19 365–450
Catnip Jun 2 Aug 4 – Oct 6 60–80
Chamomile Apr 14 May 19 May 19 Jul 21 – Sep 22 60–90
Chervil Apr 14 May 19 May 19 Jun 30 – Sep 1 40–60
Chives Jun 2 Aug 4 – Oct 6 60–90
Cilantro Apr 14 May 19 May 19 Jun 30 – Sep 1 40–60
Comfrey Jun 2 Aug 4 – Oct 6 60–90
Dill Apr 14 May 19 May 19 Jun 30 – Sep 1 40–60
Echinacea Jun 2 Oct 6 120–180
Garlic Chives Jun 2 Aug 4 – Oct 6 60–90
Horehound Jun 2 Aug 18 – Oct 6 75–90
Hyssop Jun 2 Aug 11 – Oct 6 70–90
Lemon Balm Jun 2 Aug 4 – Sep 22 60–70
Lovage Jun 2 Aug 11 – Oct 6 70–90
Mint Jun 2 Aug 4 – Oct 6 60–90
Parsley Apr 14 May 19 May 19 Jul 21 – Sep 22 60–80
Sorrel Apr 14 May 19 May 19 Jun 30 – Sep 1 40–60
Valerian Jun 2 Oct 6 120–180
Yarrow Jun 2 Sep 1 – Oct 6 90–120

Monthly Planting Guide for Peace River

Gardening Guides & Resources

Helpful guides from The Ultimate Homestead to improve your garden in Peace River.

Frequently Asked Questions

What planting zone is Peace River, AB?

Peace River is in USDA Hardiness Zone 3b. 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 Peace River, AB?

Based on 30 years of NOAA weather station data, the median last spring frost in Peace River falls around May 26. Plan transplants and direct-sow dates relative to this date.

When is the first fall frost in Peace River, AB?

The median first fall frost in Peace River arrives around September 30. Harvest or protect frost-sensitive crops — tomatoes, peppers, basil, squash — before this date.

Is Peace River a good location for home gardening?

Peace River scores 82/100 (Excellent) on our Microclimate Index, which combines frost reliability, drought pressure, soil challenge, elevation risk, and long-term climate trend. This is an above-average location for home gardening with relatively predictable growing conditions.

🌱

Plan Your Garden with Confidence

Get our free Garden Planner — designed to help Peace River gardeners in Zone 3b organize planting dates, track what's growing, and never miss a planting window.

Get Your Free Garden Planner →

Free download. Plan your entire garden season in minutes.

Level Up Your Garden

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: April 2026.