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Bear Lake County, ID — Planting Guide

Bear Lake County, Idaho Zone 5a June

June in the garden — Bear Lake County, Idaho

A quick June briefing for Bear Lake County, Idaho gardeners — what's urgent, what's next, and what can wait.

Avg. last frost May 24
Avg. first frost September 24
Soil temp (4") 49°F
Watering Critical
Pest pressure High
Daylight 15.1 hrs
  1. Set out basil, cucumber, and peppers seedlings

    Frost risk is low now in Bear Lake County, Idaho. If you've been covering beds overnight, you can stop.

  2. Sow celosia, columbine, and echinacea (purple coneflower) where they'll grow

    Mark the row. Birds and stray feet both have opinions about unmarked beds.

  3. Indoor seed-starting week for cucumber, kale, and lettuce

    Bottom-water once the first true leaves appear — it keeps stems dry and knocks back damping-off.

  4. Start harvesting lettuce, radish, and arugula

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

Coming up in July — start thinking about
  • Starting indoors: basil, pole beans, and thai basil
  • First harvests: carrots, green beans, and kale
  • Fall sowing: carrots, kale, and lettuce

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Bear Lake County is in USDA Zone 5a. The average last spring frost is May 24 and the first fall frost is September 24, giving you a growing season of approximately 123 days.

At an elevation of 5,220 ft, Bear Lake County receives approximately 18.6 in of rainfall annually. Summer highs average 83°F with winter lows around 4°F. The predominant soil type is Loam.

Based on 31 years of NOAA climate station data, the last frost date here varies by 63 days year to year — ranging from April 20 in warm years to June 22 in cold years. The growing season is trending shorter by about 3.64 days per decade. Bear Lake County scores 34/100 (Challenging) on the Microclimate Index.

🌡️ Zone

5a (-20°F to -15°F min)

❄️ Last Frost

May 24

🍂 First Frost

September 24

📅 Growing Season

123 days

⛰️ Elevation

5,220 ft

🌧️ Annual Rainfall

18.6 in

Bear Lake County, ID Short season
123 days
Last Spring Frost May 24
123 growing days
First Fall Frost September 24

Monthly Watering Calendar for Bear Lake County

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

Why it matters: Mulch reduces watering needs 30-50% by cutting evaporation. Bear Lake County's 19" annual rainfall might be enough for vegetables in some months and not in others — a 2-3" mulch layer evens the swing.

1"/wk 0" 1.3" 2.5" 3.8" 5" Jan 1.4" Feb 1" Mar 1.5" +2.4" Apr 1.9" +1.8" May 2.5" +3.2" Jun 1.1" +2.7" Jul 1.6" +2.3" Aug 2" +2.8" Sep 1.5" +2.6" Oct 1.7" Nov 1.4" Dec 1"
Rainfall sufficient Supplemental water needed Heavy watering required - - - 1"/week garden need
View detailed monthly data
MonthAvg RainfallRainy DaysExtra Water NeededWatering Effort
Jan 1.4 in 7 days None
Feb 1 in 6 days None
Mar 1.5 in 7 days None
Apr 1.9 in 7 days 2.4 in High
May 2.5 in 7 days 1.8 in High
Jun 1.1 in 5 days 3.2 in Critical
Jul 1.6 in 6 days 2.7 in High
Aug 2 in 6 days 2.3 in High
Sep 1.5 in 5 days 2.8 in High
Oct 1.7 in 5 days 2.6 in High
Nov 1.4 in 5 days None
Dec 1 in 6 days None

Annual total: 18.6 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.

Bear Lake County Soil Profile

Soil Type

Loam

Soil pH

6.7-8.2

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 24 → Sep 24 123 frost-free days Protect crops frost returns Apr May Jun Jul Aug Sep Oct Nov Safe: Jun 22 Protect by: Oct 20

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 22 Oct 20 120 days
Cautious Jun 15 Oct 11 118 days
Average year May 24 Sep 24 123 days
Optimistic May 6 Aug 30 116 days
Aggressive (risky) Apr 20 Aug 13 115 days
📊
How predictable are frost dates here?

Not very — frost dates can vary by ±63 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 shorter here (about 3.6 days per decade). Use the "Conservative" dates and choose fast-maturing varieties.

Gardening Difficulty Score

34 Challenging
Frost Timing Risk
10.0/10
Drought Risk
5.5/10
Soil Difficulty
1.0/10
Altitude Challenge
8.4/10
Climate Shift
10.0/10
Rainfall Challenge
4.6/10

Bear Lake County has challenging growing conditions. Season extension and careful variety selection are essential.

Zone 5a Frost Countdown
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Loading...
Last Frost: May 24 First Frost: Sep 24

Local Gardening Help in Bear Lake 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 Bear Lake County's climate and soil.

County Extension Office

Bear Lake County University of Idaho Extension Extension Office

Phone: 208-885-6681

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 ID →

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 Bear Lake County

Soil testing Pest identification High-desert gardening
Finding local nurseries & garden centers in Bear Lake County

Why Buy Local

Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Bear Lake 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 Bear Lake County ID" or "garden center Bear Lake 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 Bear Lake County ID" or check your extension office and local parks department. Facebook groups like "Bear Lake County Gardeners" or "Idaho 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 5 more succession options
After Kohlrabi (harvest ends Aug 16) 39 days until frost
After Radish (harvest ends Jul 12) 74 days until frost
After Napa Cabbage (harvest ends Aug 23) 32 days until frost
After Crookneck Squash (harvest ends Aug 23) 32 days until frost
After Alliums (harvest ends Jul 26) 60 days until frost

Sunlight & Day Length in Bear Lake County

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

Why it matters: Day length is the trigger that tells lettuce, spinach, and cilantro to bolt. In Bear Lake County, knowing when that day-length threshold arrives helps you plant a final round in time to harvest before it bolts.

Longest Day

15.1 hours

Summer solstice daylight

Shortest Day

8.9 hours

Winter solstice daylight

Peak Sun Hours

10.9 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 4h 7h 11h 14h 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 9.2 hr 5.2 hr Short day
February 10.3 hr 6.1 hr Short day
March 11.7 hr 6.9 hr Short day
April 13.2 hr 7.8 hr Neutral
May 14.4 hr 8.6 hr Long day
June 15.1 hr 10.9 hr Long day
July 14.8 hr 10.2 hr Long day
August 13.7 hr 9.1 hr Neutral
September 12.3 hr 9 hr Neutral
October 10.8 hr 6.9 hr Short day
November 9.5 hr 5.3 hr Short day
December 8.9 hr 5.1 hr Short day

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

Soil Temperature & Composting in Bear Lake County

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

For new gardeners: Watching soil temperature (not air) is the single biggest upgrade most new gardeners can make. Bear Lake County's typical curve helps you plan — but a $5 soil thermometer in the bed beats any average.

Plant Warm Crops When

Soil reaches 60°F+

Soil rarely reaches 60°F — use black plastic mulch to warm soil.

Best Month to Compost

Jul

Microbial activity peaks when soil is warm.

Active Composting

3 months

Short season — insulate pile or use indoor vermicomposting.

60°F 18° 35° 53° 70° 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 1°F 10°F ❄️ Dormant ~36 weeks
Feb 2°F 9°F ❄️ Dormant ~36 weeks
Mar 10°F 14°F ❄️ Dormant ~36 weeks
Apr 26°F 24°F ❄️ Dormant ~36 weeks
May 42°F 36°F 🐢 Slow ~24 weeks
Jun 49°F 46°F 🐢 Slow ~24 weeks
Jul 58°F 53°F ♻️ Active ~14 weeks
Aug 60°F 54°F ♻️ Active ~14 weeks
Sep 51°F 50°F ♻️ Active ~14 weeks
Oct 38°F 40°F ❄️ Dormant ~36 weeks
Nov 24°F 28°F ❄️ Dormant ~36 weeks
Dec 7°F 17°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 Bear Lake County

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

The practical takeaway: Pest pressure is a function of climate, not effort. Bear Lake County's baseline tells you how much vigilance is normal. A bad pest year in low-pressure region = a normal year in high-pressure region.

Insect Pest Pressure

5 / 10

Moderate — common pests appear but manageable with monitoring.

Disease Risk

2.2 / 10

Low disease risk — dry conditions reduce fungal problems.

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 Moderate 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
  • 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 Bear Lake County

Cover crops protect bare soil, fix nitrogen, suppress weeds, and improve soil structure — with planting dates calibrated for your area.

What this means for you: The "chop and drop" approach to cover crops: cut them down right before flowering, let them lay on the surface as mulch, plant your vegetables through the mulch. Less work, healthier soil.

Spring Cover Crops (2 options) — Build soil before the main growing season
Crop Plant By Terminate N-Fixing Soil Benefit
Buckwheat May 31 Jul 30 Rapid growth, attracts pollinators, suppresses weeds
White clover Apr 28 Jul 16 ✓ 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 12 Sep 3 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 6 May 10 Deep taproot breaks compaction, excellent for clay soils
Hairy vetch Jul 2 May 10 ✓ Yes Excellent nitrogen fixer, good for depleted soils
Oats Aug 19 May 10 Quick biomass, winterkills in cold zones — no spring tillage needed
Winter rye Jun 20 May 10 Suppresses weeds, prevents erosion, breaks up compacted soil
Winter wheat Jun 27 May 3 Erosion control, weed suppression, good biomass

Wind & Microclimate in Bear Lake County

For new gardeners: Wind affects three things gardeners forget: how fast soil dries (more wind = more watering), whether pollinators can work (calm beats gusty), and whether your trellised crops stay upright. Bear Lake County sees 11.4 mph on average — a forgiving baseline.

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

Seasonal Wind Speed

Spring: 16 mph   Summer: 11 mph

Fall: 12 mph   Winter: 15 mph

Prevailing wind: W. Windy area — plant a windbreak hedge on the W side of your garden.

Windbreak Benefit

6.7/10

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

Frost Pocket Risk

High

Hilly terrain with 1,869 ft of elevation range — cold air pools in low spots. Avoid planting frost-sensitive crops in valleys.

Rainwater Harvesting in Bear Lake County

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

Why it matters: Captured rainwater is better for plants than tap water (no chlorine), works during water restrictions, and reduces stormwater runoff. Bear Lake County's 19" annual rainfall is a meaningful pool — most homes could capture 10,000+ gallons a year with a decent system.

Annual Collection

9,270 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 2,000 gal tank.

Legal Status

Unrestricted

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

Best Collection Months

Apr, May, Aug, Oct

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

Months to Draw From Storage

Feb, Jun, 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 18.6 inches of rain per year
  • A 1,000 sq ft roof can collect roughly 9,270 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 Bear Lake County

Soil Type

Loam

Soil pH 6.7–8.2 · Well Drained drainage

Good candidate for raised beds to maximise drainage and extend the season.

Watering Needs

Drought stress: 5.5/10

Moderate drought pressure. Drip irrigation and mulching are highly recommended to maintain soil moisture through summer.

Season Tips

123-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.

Instant PDF download. No spam, unsubscribe any time.

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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 Bear Lake County

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

Show all 105 vegetables with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Acorn Squash Apr 19 May 31 Jun 7 Aug 30 – Oct 4 80–100
Amaranth Mar 29 May 31 Jun 7 Sep 6 – Oct 25 90–120
Arugula Apr 19 May 10 May 24 Jul 16 Jun 28 – Aug 30 30–50
Asparagus Jun 7 730–1095
Beets May 10 Jul 16 Jul 5 – Aug 2 50–70
Belgian Endive Apr 19 May 10 May 24 Jul 16 Sep 13 – Nov 8 110–150
Bitter Melon Mar 29 May 31 Jun 7 Aug 9 – Sep 20 60–90
Black Beans May 31 Aug 30 – Oct 18 90–120
Bok Choy Apr 19 May 10 May 24 Jul 16 Jul 5 – Aug 9 40–60
Broccoli Apr 19 May 10 May 24 Jul 16 Jul 26 – Sep 6 60–90
Broccoli Rabe Apr 19 May 10 May 24 Jul 16 Jul 5 – Aug 9 40–60
Brussels Sprouts Apr 19 May 10 May 24 Jul 16 Aug 23 – Oct 18 90–130
Butternut Squash Apr 19 May 31 Jun 7 Sep 6 – Oct 11 85–110
Cabbage Apr 19 May 10 May 24 Jul 16 Jul 26 – Sep 20 60–100
Calabash Mar 29 May 31 Jun 7 Aug 30 – Oct 25 80–120
Carrots May 10 Jul 16 Jul 12 – Aug 16 60–80
Cauliflower Apr 19 May 10 May 24 Jul 16 Jul 19 – Sep 20 55–100
Celeriac Apr 19 May 10 May 24 Jul 16 Sep 6 – Oct 11 100–120
Celery Apr 19 May 10 May 24 Jul 16 Aug 16 – Oct 11 80–120
Celtuce Apr 19 May 10 May 24 Jul 16 Jul 26 – Sep 6 60–90
Chard Apr 19 May 10 May 24 Jul 16 Jul 19 – Sep 6 50–60
Chickpeas Apr 19 May 10 May 24 Jul 16 Aug 16 – Sep 27 80–110
Chicory Apr 19 May 10 May 24 Jul 16 Jul 26 – Sep 6 60–85
Chinese Cabbage Apr 19 May 10 May 24 Jul 16 Jul 19 – Aug 16 50–70
Christmas Lima Beans Mar 29 May 31 Jun 7 Aug 30 – Oct 4 80–100
Collard Greens Apr 19 May 10 May 24 Jul 16 Jul 19 – Sep 20 55–75
Corn May 31 Aug 2 – Sep 27 60–100
Cowpeas May 31 Aug 2 – Sep 13 60–90
Cress Apr 19 May 10 May 24 Jul 16 Jun 7 – Jun 28 14–21
Crookneck Squash Apr 19 May 31 Jun 7 Jul 26 – Aug 23 45–60
Crosne May 10 Jul 16 Oct 11 – Oct 25 150–200
Cucumber Apr 19 May 31 Jun 7 Aug 2 – Sep 27 50–70
Daikon May 10 Jul 16 Jul 5 – Aug 2 50–70
Delicata Squash Apr 19 May 31 Jun 7 Aug 30 – Oct 4 80–100
Edamame May 31 Aug 16 – Sep 27 75–100
Eggplant Mar 15 May 31 Jun 7 Aug 16 – Oct 18 65–85
Endive Apr 19 May 10 May 24 Jul 16 Jul 12 – Aug 16 45–65
Escarole Apr 19 May 10 May 24 Jul 16 Jul 19 – Aug 16 50–70
Fava Beans Apr 19 May 10 May 24 Jul 16 Aug 9 – Sep 20 75–100
Fennel Mar 29 May 31 Jun 7 Aug 9 – Sep 20 60–90
Garlic Aug 13 Nov 12 – Jan 28 90–240
Green Beans May 31 Jul 26 – Sep 20 50–65
Horseradish Jun 7 Oct 11 – Nov 22 120–180
Hot Peppers Mar 15 May 31 Jun 7 Aug 16 – Nov 22 70–120
Hubbard Squash Apr 19 May 31 Jun 7 Sep 20 – Oct 25 100–120
Kabocha Apr 19 May 31 Jun 7 Sep 6 – Oct 4 85–100
Kai Lan Apr 19 May 10 May 24 Jul 16 Jul 12 – Aug 9 45–60
Kale Apr 19 May 10 May 24 Jul 16 Jul 19 – Sep 13 50–70
Kidney Beans May 31 Aug 30 – Oct 4 85–110
Kohlrabi Apr 19 May 10 May 24 Jul 16 Jul 12 – Aug 16 45–65
Komatsuna Apr 19 May 10 May 24 Jul 16 Jun 28 – Aug 2 35–50
Leeks Apr 19 May 10 May 24 Jul 16 Aug 23 – Nov 8 90–150
Lentils Apr 19 May 10 May 24 Jul 16 Aug 16 – Sep 27 80–110
Lettuce Apr 19 May 10 May 24 Jul 16 Jun 28 – Sep 6 30–60
Lima Beans May 31 Aug 2 – Sep 13 60–90
Mache Apr 19 May 10 May 24 Jul 16 Jul 5 – Aug 9 40–60
Melon Apr 19 May 31 Jun 7 Aug 16 – Oct 4 70–100
Microgreens Apr 19 May 10 May 24 Jul 16 May 31 – Jun 28 7–21
Mitsuba Apr 19 May 10 May 17 Jul 16 Jul 12 – Sep 6 50–70
Mizuna Apr 19 May 10 May 24 Jul 16 Jun 28 – Jul 26 30–45
Mustard Greens Apr 19 May 10 May 24 Jul 16 Jun 28 – Aug 30 30–50
Napa Cabbage Apr 19 May 10 May 24 Jul 16 Jul 19 – Aug 23 55–75
New Zealand Spinach Mar 29 May 31 Jun 7 Aug 2 – Aug 30 55–70
Okra Mar 29 May 31 Jun 7 Aug 2 – Sep 27 50–65
Onion Apr 19 May 10 May 24 Jul 16 Aug 23 – Oct 11 90–120
Pac Choi Apr 19 May 10 May 24 Jul 16 Jul 5 – Aug 2 40–55
Parsnip May 10 Jul 16 Aug 23 – Oct 4 100–130
Patty Pan Squash Apr 19 May 31 Jun 7 Jul 26 – Aug 23 45–60
Peas Apr 19 May 10 May 24 Jul 16 Jul 19 – Sep 13 55–70
Peppers Mar 15 May 31 Jun 7 Aug 9 – Oct 18 60–90
Pole Beans Mar 29 May 31 Jun 7 Aug 2 – Sep 27 55–70
Potatoes Mar 29 May 31 Jun 7 Aug 16 – Oct 25 70–120
Pumpkin Apr 19 May 31 Jun 7 Sep 6 – Oct 25 85–120
Purslane Apr 19 May 10 May 24 Jul 16 Jul 5 – Aug 9 40–60
Radicchio Apr 19 May 10 May 24 Jul 16 Jul 26 – Aug 30 60–80
Radish May 10 Jul 16 Jun 7 – Jun 28 22–35
Rhubarb Jun 14 365–730
Romanesco Apr 19 May 10 May 24 Jul 16 Aug 9 – Sep 20 75–100
Rutabaga May 10 Jul 16 Aug 2 – Sep 6 80–100
Salsify May 10 Jul 16 Aug 23 – Oct 4 100–130
Savoy Cabbage Apr 19 May 10 May 24 Jul 16 Aug 2 – Sep 27 70–110
Scallions Apr 19 May 10 May 24 Jul 16 Jul 19 – Aug 16 50–70
Scarlet Runner Beans Mar 29 May 31 Jun 7 Aug 9 – Sep 13 60–80
Shallot Apr 19 May 10 May 24 Jul 16 Aug 23 – Oct 11 90–120
Shiso Apr 5 May 31 Jun 7 Aug 2 – Sep 27 50–70
Snap Peas Mar 29 May 31 Jun 7 Aug 2 – Sep 27 55–70
Snow Peas Apr 19 May 10 May 24 Jul 16 Jul 19 – Sep 13 50–65
Soybeans May 31 Aug 23 – Oct 18 80–120
Spaghetti Squash Apr 19 May 31 Jun 7 Sep 6 – Oct 4 85–100
Spinach Apr 19 May 10 May 24 Jul 16 Jun 28 – Aug 30 35–50
Squash (Summer) Apr 19 May 31 Jun 7 Jul 26 – Sep 27 45–65
Squash (Winter) Apr 19 May 31 Jun 7 Aug 30 – Oct 25 80–120
Sunchoke Jun 7 Sep 27 – Nov 22 110–150
Sweet Corn May 31 Aug 2 – Sep 13 60–90
Sweet Potatoes Mar 29 May 31 Jun 7 Sep 6 – Oct 25 90–120
Tatsoi Apr 19 May 10 May 24 Jul 16 Jun 28 – Aug 2 35–50
Tomatillo Mar 29 May 31 Jun 7 Aug 9 – Oct 18 60–85
Tomatoes Mar 29 May 31 Jun 7 Aug 9 – Oct 18 60–85
Turnip May 10 Jul 16 Jun 21 – Jul 26 40–60
Watercress Apr 19 May 10 May 24 Jul 16 Jul 5 – Aug 9 40–60
Watermelon Apr 19 May 31 Jun 7 Aug 16 – Oct 4 70–100
Wax Beans May 31 Jul 26 – Sep 20 50–65
Winter Melon Mar 29 May 31 Jun 7 Sep 6 – Oct 25 90–120
Yard Long Beans Mar 29 May 31 Jun 7 Aug 2 – Sep 13 55–80
Zucchini Apr 19 May 31 Jun 7 Jul 26 – Sep 20 45–60

🍓 Fruits to Grow in Bear Lake County

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

Show all 27 fruits with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Alpine Strawberries Jun 14 Sep 13 – Nov 29 90–180
Aronia Jun 14 730–1095
Blackberries Jun 14 365–730
Blueberries Jun 14 730–1095
Boysenberries Jun 14 365–730
Cantaloupe Jun 14 Aug 23 – Sep 27 70–90
Che Fruit Jun 14 1095–1825
Cranberries Jun 14 730–1095
Currants Jun 14 730–1095
Elderberries Jun 14 730–1095
Goji Berries Jun 14 730–1095
Gooseberries Jun 14 730–1095
Grapes Jun 14 730–1095
Ground Cherry Jun 14 Aug 23 – Oct 18 65–80
Hardy Kiwi Jun 14 1095–1825
Haskaps Jun 14 730–1095
Honeydew Jun 14 Sep 6 – Oct 18 80–110
Jostaberry Jun 14 730–1095
Lingonberries Jun 14 730–1095
Medlar Jun 14 1095–1825
Mulberries Jun 14 730–1825
Pawpaw Jun 14 1095–2555
Persimmon Jun 14 1095–2555
Quince Jun 14 1095–1825
Raspberries Jun 14 365–730
Serviceberries Jun 14 730–1095
Strawberries Jun 14 Sep 13 – Nov 29 90–365

🌿 Herbs to Grow in Bear Lake County

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

Show all 34 herbs with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Angelica Apr 19 May 10 May 17 Jul 16 365–730
Anise Apr 19 May 10 May 17 Jul 16 Aug 16 – Nov 1 90–120
Basil Apr 5 May 31 Jun 7 Aug 2 – Oct 4 50–75
Bee Balm May 31 Aug 30 – Nov 15 90–120
Borage Apr 19 May 10 May 17 Jul 16 Jul 12 – Aug 30 50–60
Caraway Apr 19 May 10 May 17 Jul 16 365–450
Catnip May 31 Aug 2 – Oct 4 60–80
Chamomile Apr 19 May 10 May 17 Jul 16 Jul 19 – Sep 27 60–90
Chervil Apr 19 May 10 May 17 Jul 16 Jun 28 – Aug 30 40–60
Chives May 31 Aug 2 – Oct 11 60–90
Cilantro Apr 19 May 10 May 17 Jul 16 Jun 28 – Aug 30 40–60
Comfrey May 31 Aug 2 – Oct 11 60–90
Cumin Apr 19 May 10 May 17 Jul 16 Aug 30 – Nov 1 100–120
Dill Apr 19 May 10 May 17 Jul 16 Jun 28 – Aug 30 40–60
Epazote Apr 5 May 31 Jun 7 Jul 26 – Sep 20 45–60
Fennel (herb) Apr 19 May 10 May 17 Jul 16 Jul 19 – Sep 27 60–90
Feverfew May 31 Aug 30 – Nov 15 90–120
Garlic Chives May 31 Aug 2 – Oct 11 60–90
Horehound May 31 Aug 16 – Oct 11 75–90
Hyssop May 31 Aug 9 – Oct 11 70–90
Lemon Balm May 31 Aug 2 – Sep 20 60–70
Lemon Thyme May 31 Aug 9 – Oct 11 70–90
Lovage May 31 Aug 9 – Oct 11 70–90
Mint May 31 Aug 2 – Oct 11 60–90
Oregano May 31 Aug 2 – Oct 11 60–90
Parsley Apr 19 May 10 May 17 Jul 16 Jul 19 – Sep 20 60–80
Rue May 31 Aug 9 – Oct 11 70–90
Sage May 31 Aug 16 – Oct 11 75–90
Savory May 31 Jul 26 – Sep 20 50–70
Sorrel Apr 19 May 10 May 17 Jul 16 Jun 28 – Aug 30 40–60
Tarragon May 31 Aug 2 – Oct 11 60–90
Thai Basil Apr 5 May 31 Jun 7 Aug 2 – Oct 4 50–75
Thyme May 31 Aug 9 – Oct 11 70–90
Valerian May 31 Oct 4 – Nov 15 120–180

🌸 Flowers to Grow in Bear Lake County

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

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

Gardening Guides & Resources

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

Frequently Asked Questions

What planting zone is Bear Lake County, ID?

Bear Lake 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 Bear Lake County, ID?

Based on 31 years of NOAA weather station data, the median last spring frost in Bear Lake County falls around May 24. In 8 out of 10 years, last frost lands between April 20 and June 22 — a 63-day window of variability. Use June 22 as your conservative safe-to-plant date for frost-sensitive crops.

When is the first fall frost in Bear Lake County, ID?

The median first fall frost in Bear Lake County arrives around September 24. In cold years it can arrive as early as August 13; in mild years as late as October 20. Harvest or protect frost-sensitive crops — tomatoes, peppers, basil, squash — before this date.

How long is the growing season in Bear Lake County?

Bear Lake County has a frost-free growing season of approximately 123 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 shorter by about 3.64 days per decade.

What is the soil like in Bear Lake County for gardening?

Bear Lake County has predominantly Loam soil with a pH range of 6.7–8.2 and Well Drained drainage. Most vegetables and herbs grow well with standard composting and seasonal soil amendment.

What is grown commercially in Bear Lake County?

Bear Lake County has commercial agriculture that includes Potatoes, Hay, Wheat, Barley. These crops reflect the local climate and soil conditions — what succeeds commercially often translates well to home gardens in the same area.

Is Bear Lake County a good location for home gardening?

Bear Lake County scores 34/100 (Challenging) on our Microclimate Index, which combines frost reliability, drought pressure, soil challenge, elevation risk, and long-term climate trend. Gardening here benefits from close attention to frost timing and season extension due to the challenging microclimate factors.

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A 22-page printable planner built for Bear Lake 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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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA GHCN-D daily station data (1994–2024) from 3 weather stations in or near Bear Lake County (31 years of records). 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.