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Monroe County, AR — Planting Guide

Monroe County, Arkansas Zone 8a June

June to-do list for Monroe County, Arkansas

Here's what deserves your attention in Monroe County, Arkansas this month. Everything below is tailored to Zone 8a and timed around your local frost dates.

Avg. last frost March 14
Avg. first frost November 13
Soil temp (4") 80°F
Watering Low
Pest pressure High
Daylight 14.3 hrs
  1. It's harvest week for basil, carrots, and cucumber

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

To set up a strong July, finish these tasks
  • First harvests: basil, cucumber, and green beans

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Monroe County is in USDA Zone 8a. The average last spring frost is March 14 and the first fall frost is November 13, giving you a growing season of approximately 244 days.

At an elevation of 1,042 ft, Monroe County receives approximately 49.7 in of rainfall annually. Summer highs average 88°F with winter lows around 33°F. The predominant soil type is Silt Loam.

Based on 31 years of NOAA climate station data, the last frost date here varies by 40 days year to year — ranging from February 27 in warm years to April 7 in cold years. The growing season is trending longer by about 0.91 days per decade. Monroe County scores 70/100 (Good) on the Microclimate Index.

🌡️ Zone

8a (10°F to 15°F min)

❄️ Last Frost

March 14

🍂 First Frost

November 13

📅 Growing Season

244 days

⛰️ Elevation

1,042 ft

🌧️ Annual Rainfall

49.7 in

Monroe County, AR Long season
244 days
Last Spring Frost March 14
244 growing days
First Fall Frost November 13

Monthly Watering Calendar for Monroe County

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

Quick context: Most vegetables want about 1 inch of water per week. Monroe County gets 50" a year — months that hit that 1"/week need zero supplemental watering; months that fall short, the table tells you how much to add. Saves you from drowning roots and from drought-stressing plants into bolting.

1"/wk 0" 1.5" 3" 4.4" 5.9" Jan 3.9" Feb 3.7" Mar 4.3" +0.6" Apr 3.7" +0.8" May 3.5" Jun 5.1" Jul 5.9" Aug 5.3" +1" Sep 3.3" +0.6" Oct 3.7" Nov 3.6" Dec 3.6"
Rainfall sufficient Supplemental water needed Heavy watering required - - - 1"/week garden need
View detailed monthly data
MonthAvg RainfallRainy DaysExtra Water NeededWatering Effort
Jan 3.9 in 9 days None
Feb 3.7 in 10 days None
Mar 4.3 in 9 days Low
Apr 3.7 in 7 days 0.6 in Moderate
May 3.5 in 10 days 0.8 in Moderate
Jun 5.1 in 10 days Low
Jul 5.9 in 10 days Low
Aug 5.3 in 9 days Low
Sep 3.3 in 8 days 1 in Moderate
Oct 3.7 in 7 days 0.6 in Moderate
Nov 3.6 in 8 days None
Dec 3.6 in 8 days None

Annual total: 49.6 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.

Monroe County Soil Profile

Soil Type

Silt Loam

Soil pH

5.3-6.8

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 Mar 14 → Nov 13 244 frost-free days Protect crops frost returns Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Safe: Apr 7 Protect by: Nov 29

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) Apr 7 Nov 29 236 days
Cautious Mar 23 Nov 20 242 days
Average year Mar 14 Nov 13 244 days
Optimistic Mar 9 Nov 5 241 days
Aggressive (risky) Feb 27 Oct 30 245 days
📊
How predictable are frost dates here?

Not very — frost dates can vary by ±40 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?

Slightly — seasons are trending a bit longer (0.9 days/decade). Historical frost dates are still reliable for planning.

Gardening Difficulty Score

70 Good
Frost Timing Risk
10.0/10
Drought Risk
1.5/10
Soil Difficulty
1.0/10
Altitude Challenge
0.1/10
Climate Shift
3.6/10
Rainfall Challenge
1.9/10

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

Zone 8a Frost Countdown
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Loading...
Last Frost: Mar 14 First Frost: Nov 13

Local Gardening Help in Monroe 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 Monroe County's climate and soil.

County Extension Office

Monroe County University of Arkansas Division of Agriculture Extension Extension Office

Phone: 501-671-2000

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 AR →

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 Monroe County

Soil testing Pest identification Gardening workshops
Finding local nurseries & garden centers in Monroe County

Why Buy Local

Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Monroe 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 Monroe County AR" or "garden center Monroe 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 Monroe County AR" or check your extension office and local parks department. Facebook groups like "Monroe County Gardeners" or "Arkansas 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 Squash (Summer) (harvest ends Jul 18) 118 days until frost
After Watermelon (harvest ends Jul 25) 111 days until frost
After Cantaloupe (harvest ends Jul 18) 118 days until frost
After Carrots (harvest ends Jun 20) 146 days until frost
After Green Beans (harvest ends Jul 4) 132 days until frost
Show 6 more succession options
After Peas (harvest ends Jul 4) 132 days until frost
After Basil (harvest ends Jul 25) 111 days until frost
After Zucchini (harvest ends Jul 11) 125 days until frost
After Eggplant (harvest ends Aug 8) 97 days until frost
After Sweet Corn (harvest ends Jun 27) 139 days until frost
After Tomatoes (harvest ends Aug 8) 97 days until frost

Sunlight & Day Length in Monroe County

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

For new gardeners: You can't change the sun. Picking the right day-length-matched varieties for Monroe County matters more than any other "fix" you make — and the seed packet tells you (look for "long-day," "short-day," "day-neutral").

Longest Day

14.3 hours

Summer solstice daylight

Shortest Day

9.7 hours

Winter solstice daylight

Peak Sun Hours

8.2 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 3h 6h 10h 13h 16h 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: Day-neutral onion varieties like Candy, Cabernet, and Sierra Blanca perform best in your day-length range.

View detailed monthly data
MonthDaylight HoursPeak Sun HoursDay Length
January 9.9 hr 4.8 hr Short day
February 10.7 hr 5.6 hr Short day
March 11.7 hr 6.2 hr Short day
April 12.9 hr 8.1 hr Neutral
May 13.8 hr 8.2 hr Neutral
June 14.3 hr 8.1 hr Long day
July 14.1 hr 7.6 hr Long day
August 13.3 hr 7.2 hr Neutral
September 12.2 hr 6.7 hr Neutral
October 11.1 hr 7.2 hr Short day
November 10.1 hr 5.7 hr Short day
December 9.7 hr 4.5 hr Short day

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

Soil Temperature & Composting in Monroe County

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

Why this matters: Lettuce germinates at 35°F. Beans want 60°F. Tomatoes 65°F+. Soil temp, not air temp, is what plants feel. Monroe County's monthly curve tells you when each crop actually has the conditions to take off.

Plant Warm Crops When

Soil reaches 60°F+

Soil warm enough from May through Oct.

Best Month to Compost

May

Microbial activity peaks when soil is warm.

Active Composting

8 months

Nearly year-round composting.

60°F 70°F 20° 40° 60° 80° 100° 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 37°F 46°F ❄️ Dormant ~36 weeks
Feb 38°F 46°F ❄️ Dormant ~36 weeks
Mar 44°F 48°F 🐢 Slow ~24 weeks
Apr 57°F 56°F ♻️ Active ~14 weeks
May 66°F 67°F 🔥 Peak ~8 weeks
Jun 80°F 73°F 🔥 Peak ~8 weeks
Jul 87°F 79°F 🔥 Peak ~8 weeks
Aug 88°F 82°F 🔥 Peak ~8 weeks
Sep 79°F 80°F 🔥 Peak ~8 weeks
Oct 71°F 72°F 🔥 Peak ~8 weeks
Nov 55°F 62°F ♻️ Active ~14 weeks
Dec 42°F 52°F 🐢 Slow ~24 weeks

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

Pest & Disease Pressure in Monroe County

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

Quick context: Pest pressure is a function of climate, not effort. Monroe 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

6.8 / 10

Moderate — common pests appear but manageable with monitoring.

Disease Risk

7.5 / 10

High fungal/bacterial risk. Space plants for airflow, water at soil level.

Seasonal Risk

Spring Moderate
Summer High
Fall Low
Winter Low
View 6 common pests in your area
PestRisk LevelPeak Months
Aphids Moderate Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
Japanese beetles Moderate Jun, Jul, Aug
Squash vine borers Moderate May, Jun, Jul
Stink bugs Moderate May, Jun, Jul, Aug, Sep
Whiteflies Low Jun, Jul, Aug, Sep
Spider mites Moderate Jul, Aug
Organic pest management tips
  • Install physical barriers: floating row covers, copper tape for slugs, mesh netting
  • Apply Bt (Bacillus thuringiensis) for caterpillar control — safe for beneficial insects
  • Use kaolin clay spray to deter a wide range of insects on fruiting crops
  • Release beneficial insects: ladybugs for aphids, parasitic wasps for caterpillars
  • Apply neem oil weekly during high-pressure months
  • Mulch heavily (3-4 inches) to reduce soil-borne disease splash

Cover Crops for Monroe County

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

For new gardeners: Cover crops do four things at once: fix nitrogen (legumes), suppress weeds (any), prevent erosion, and add organic matter when chopped down. Monroe County's seasonal pattern determines which species fit which gap.

Spring Cover Crops (4 options) — Build soil before the main growing season
Crop Plant By Terminate N-Fixing Soil Benefit
Buckwheat Mar 15 Sep 18 Rapid growth, attracts pollinators, suppresses weeds
Cowpeas (southern peas) Mar 22 Sep 18 ✓ Yes Excellent nitrogen fixer for warm climates, edible
Sorghum-sudan grass Mar 22 Sep 18 Massive biomass, breaks compaction, suppresses nematodes
White clover Feb 17 Sep 4 ✓ 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 Apr 5 Oct 23 Deep roots break compaction, attract pollinators and beneficial insects
Fall Cover Crops (7 options) — Plant after harvest to protect soil over winter
Crop Plant By Terminate N-Fixing Soil Benefit
Austrian winter peas Sep 17 Feb 21 ✓ Yes Fixes nitrogen, good for heavy clay soils
Crimson clover Sep 9 Feb 21 ✓ Yes Fixes nitrogen, attracts pollinators in spring
Daikon radish Oct 5 Feb 21 Deep taproot breaks compaction, excellent for clay soils
Hairy vetch Sep 1 Feb 21 ✓ Yes Excellent nitrogen fixer, good for depleted soils
Oats Oct 19 Feb 21 Quick biomass, winterkills in cold zones — no spring tillage needed
Winter rye Aug 20 Feb 28 Suppresses weeds, prevents erosion, breaks up compacted soil
Winter wheat Aug 15 Feb 28 Erosion control, weed suppression, good biomass

Wind & Microclimate in Monroe County

Why this matters: Wind shapes the garden you don't think about: bee paths, evaporation, structural stress on tomato cages. Monroe County's 7.0 mph background level is a baseline you should know before placing the tallest crops (sunflowers, pole beans, sweet corn).

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

Seasonal Wind Speed

Spring: 8 mph   Summer: 7 mph

Fall: 7 mph   Winter: 10 mph

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

Windbreak Benefit

2.5/10

Low need — wind is not a major factor in your garden planning.

Frost Pocket Risk

Low

Relatively flat terrain (263 ft range). Frost pocket risk is minimal — garden placement is flexible.

Rainwater Harvesting in Monroe County

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

What this means for you: Rainwater scales linearly with roof area. A 2,000 sq ft roof in Monroe County captures ~1,200 gallons per 1" of rain — given 50" annual rainfall, that's thousands of gallons a year if you have storage to hold it.

Annual Collection

24,720 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 500 gal tank.

Legal Status

Unrestricted

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

Best Collection Months

Mar, Jun, Jul, Aug

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

Months to Draw From Storage

May, Sep, 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 49.6 inches of rain per year
  • A 1,000 sq ft roof can collect roughly 24,720 gallons annually
  • Rainwater harvesting is fully legal in your state
  • Stock up on stored water before your dry season (May, Sep, Dec)
  • Use a first-flush diverter to keep roof debris out of your collection

Soil & Growing Conditions in Monroe County

Soil Type

Silt Loam

Soil pH 5.3–6.8 · Moderately Well Drained drainage

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

Watering Needs

Drought stress: 1.5/10

Monroe County has very low drought pressure. Natural rainfall usually meets garden needs — water only during extended dry spells.

Season Tips

244-day frost-free season

Plenty of time for warm-season crops. Start heat-lovers indoors 6–8 weeks before last frost to maximise your harvest window.

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 Monroe County

114 vegetables that grow well in Zone 8a with planting dates for Monroe County.

Show all 114 vegetables with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Acorn Squash Feb 14 Mar 21 Mar 28 Jun 20 – Jul 25 80–100
Amaranth Jan 24 Mar 21 Mar 28 Jun 27 – Aug 15 90–120
Artichoke Mar 28 Aug 1 – Oct 10 120–180
Arugula Feb 7 Feb 28 Mar 14 Sep 4 Apr 18 – Jun 20 30–50
Asparagus Mar 28 730–1095
Beets Feb 28 Sep 4 Apr 25 – May 23 50–70
Belgian Endive Feb 7 Feb 28 Mar 14 Sep 4 Jul 4 – Aug 29 110–150
Bitter Melon Jan 24 Mar 21 Mar 28 May 30 – Jul 11 60–90
Black Beans Mar 21 Jun 20 – Aug 8 90–120
Bok Choy Feb 7 Feb 28 Mar 14 Sep 4 Apr 25 – May 30 40–60
Broccoli Feb 7 Feb 28 Mar 14 Sep 4 May 16 – Jun 27 60–90
Broccoli Rabe Feb 7 Feb 28 Mar 14 Sep 4 Apr 25 – May 30 40–60
Brussels Sprouts Feb 7 Feb 28 Mar 14 Sep 4 Jun 13 – Aug 8 90–130
Butternut Squash Feb 14 Mar 21 Mar 28 Jun 27 – Aug 1 85–110
Cabbage Feb 7 Feb 28 Mar 14 Sep 4 May 16 – Jul 11 60–100
Calabash Jan 24 Mar 21 Mar 28 Jun 20 – Aug 15 80–120
Cardoon Mar 28 Aug 1 – Sep 12 120–150
Carrots Feb 28 Sep 4 May 2 – Jun 6 60–80
Cauliflower Feb 7 Feb 28 Mar 14 Sep 4 May 9 – Jul 11 55–100
Celeriac Feb 7 Feb 28 Mar 14 Sep 4 Jun 27 – Aug 1 100–120
Celery Feb 7 Feb 28 Mar 14 Sep 4 Jun 6 – Aug 1 80–120
Celtuce Feb 7 Feb 28 Mar 14 Sep 4 May 16 – Jun 27 60–90
Chard Feb 7 Feb 28 Mar 14 Sep 4 May 9 – Jun 27 50–60
Chayote Jan 24 Mar 21 Mar 28 Aug 1 – Oct 10 120–180
Chickpeas Feb 7 Feb 28 Mar 14 Sep 4 Jun 6 – Jul 18 80–110
Chicory Feb 7 Feb 28 Mar 14 Sep 4 May 16 – Jun 27 60–85
Chinese Cabbage Feb 7 Feb 28 Mar 14 Sep 4 May 9 – Jun 6 50–70
Christmas Lima Beans Jan 24 Mar 21 Mar 28 Jun 20 – Jul 25 80–100
Collard Greens Feb 7 Feb 28 Mar 14 Sep 4 May 9 – Jul 11 55–75
Corn Mar 21 May 23 – Jul 18 60–100
Cowpeas Mar 21 May 23 – Jul 4 60–90
Cress Feb 7 Feb 28 Mar 14 Sep 4 Mar 28 – Apr 18 14–21
Crookneck Squash Feb 14 Mar 21 Mar 28 May 16 – Jun 13 45–60
Crosne Feb 28 Sep 4 Aug 1 – Oct 3 150–200
Cucumber Feb 14 Mar 21 Mar 28 May 23 – Jul 18 50–70
Daikon Feb 28 Sep 4 Apr 25 – May 23 50–70
Delicata Squash Feb 14 Mar 21 Mar 28 Jun 20 – Jul 25 80–100
Edamame Mar 21 Jun 6 – Jul 18 75–100
Eggplant Jan 10 Mar 21 Mar 28 Jun 6 – Aug 8 65–85
Endive Feb 7 Feb 28 Mar 14 Sep 4 May 2 – Jun 6 45–65
Escarole Feb 7 Feb 28 Mar 14 Sep 4 May 9 – Jun 6 50–70
Fava Beans Feb 7 Feb 28 Mar 14 Sep 4 May 30 – Jul 11 75–100
Fennel Jan 24 Mar 21 Mar 28 May 30 – Jul 11 60–90
Garlic Oct 2 Jan 1 – Jun 18 90–240
Ginger Jan 24 Mar 21 Mar 28 Nov 28 – Dec 12 240–300
Green Beans Mar 21 May 16 – Jul 11 50–65
Horseradish Mar 28 Aug 1 – Oct 10 120–180
Hot Peppers Jan 10 Mar 21 Mar 28 Jun 6 – Sep 12 70–120
Hubbard Squash Feb 14 Mar 21 Mar 28 Jul 11 – Aug 15 100–120
Jicama Jan 24 Mar 21 Mar 28 Aug 1 – Oct 10 120–180
Kabocha Feb 14 Mar 21 Mar 28 Jun 27 – Jul 25 85–100
Kai Lan Feb 7 Feb 28 Mar 14 Sep 4 May 2 – May 30 45–60
Kale Feb 7 Feb 28 Mar 14 Sep 4 May 9 – Jul 4 50–70
Kidney Beans Mar 21 Jun 20 – Jul 25 85–110
Kohlrabi Feb 7 Feb 28 Mar 14 Sep 4 May 2 – Jun 6 45–65
Komatsuna Feb 7 Feb 28 Mar 14 Sep 4 Apr 18 – May 23 35–50
Leeks Feb 7 Feb 28 Mar 14 Sep 4 Jun 13 – Aug 29 90–150
Lentils Feb 7 Feb 28 Mar 14 Sep 4 Jun 6 – Jul 18 80–110
Lettuce Feb 7 Feb 28 Mar 14 Sep 4 Apr 18 – Jun 27 30–60
Lima Beans Mar 21 May 23 – Jul 4 60–90
Loofah Jan 24 Mar 21 Mar 28 Jul 11 – Sep 12 100–150
Luffa Jan 24 Mar 21 Mar 28 Jun 27 – Sep 12 90–150
Mache Feb 7 Feb 28 Mar 14 Sep 4 Apr 25 – May 30 40–60
Malabar Spinach Jan 24 Mar 21 Mar 28 May 23 – Jun 20 55–70
Melon Feb 14 Mar 21 Mar 28 Jun 6 – Jul 25 70–100
Microgreens Feb 7 Feb 28 Mar 14 Sep 4 Mar 21 – Apr 18 7–21
Mitsuba Feb 7 Feb 28 Mar 7 Sep 4 May 2 – Jun 27 50–70
Mizuna Feb 7 Feb 28 Mar 14 Sep 4 Apr 18 – May 16 30–45
Mustard Greens Feb 7 Feb 28 Mar 14 Sep 4 Apr 18 – Jun 20 30–50
Napa Cabbage Feb 7 Feb 28 Mar 14 Sep 4 May 9 – Jun 13 55–75
New Zealand Spinach Jan 24 Mar 21 Mar 28 May 23 – Jun 20 55–70
Okra Jan 24 Mar 21 Mar 28 May 23 – Jul 18 50–65
Onion Feb 7 Feb 28 Mar 14 Sep 4 Jun 13 – Aug 1 90–120
Pac Choi Feb 7 Feb 28 Mar 14 Sep 4 Apr 25 – May 23 40–55
Parsnip Feb 28 Sep 4 Jun 13 – Jul 25 100–130
Patty Pan Squash Feb 14 Mar 21 Mar 28 May 16 – Jun 13 45–60
Peas Feb 7 Feb 28 Mar 14 Sep 4 May 9 – Jul 4 55–70
Peppers Jan 10 Mar 21 Mar 28 May 30 – Aug 8 60–90
Pole Beans Jan 24 Mar 21 Mar 28 May 23 – Jul 18 55–70
Potatoes Jan 24 Mar 21 Mar 28 Jun 6 – Aug 15 70–120
Pumpkin Feb 14 Mar 21 Mar 28 Jun 27 – Aug 15 85–120
Purslane Feb 7 Feb 28 Mar 14 Sep 4 Apr 25 – May 30 40–60
Radicchio Feb 7 Feb 28 Mar 14 Sep 4 May 16 – Jun 20 60–80
Radish Feb 28 Sep 4 Mar 28 – Apr 18 22–35
Rhubarb Apr 4 365–730
Romanesco Feb 7 Feb 28 Mar 14 Sep 4 May 30 – Jul 11 75–100
Rutabaga Feb 28 Sep 4 May 23 – Jun 27 80–100
Salsify Feb 28 Sep 4 Jun 13 – Jul 25 100–130
Savoy Cabbage Feb 7 Feb 28 Mar 14 Sep 4 May 23 – Jul 18 70–110
Scallions Feb 7 Feb 28 Mar 14 Sep 4 May 9 – Jun 6 50–70
Scarlet Runner Beans Jan 24 Mar 21 Mar 28 May 30 – Jul 4 60–80
Shallot Feb 7 Feb 28 Mar 14 Sep 4 Jun 13 – Aug 1 90–120
Shiso Jan 24 Mar 21 Mar 28 May 23 – Jul 18 50–70
Snap Peas Jan 24 Mar 21 Mar 28 May 23 – Jul 18 55–70
Snow Peas Feb 7 Feb 28 Mar 14 Sep 4 May 9 – Jul 4 50–65
Soybeans Mar 21 Jun 13 – Aug 8 80–120
Spaghetti Squash Feb 14 Mar 21 Mar 28 Jun 27 – Jul 25 85–100
Spinach Feb 7 Feb 28 Mar 14 Sep 4 Apr 18 – Jun 20 35–50
Squash (Summer) Feb 14 Mar 21 Mar 28 May 16 – Jul 18 45–65
Squash (Winter) Feb 14 Mar 21 Mar 28 Jun 20 – Aug 15 80–120
Sunchoke Mar 28 Jul 18 – Sep 12 110–150
Sweet Corn Mar 21 May 23 – Jul 4 60–90
Sweet Potatoes Jan 24 Mar 21 Mar 28 Jun 27 – Aug 15 90–120
Tatsoi Feb 7 Feb 28 Mar 14 Sep 4 Apr 18 – May 23 35–50
Tomatillo Jan 24 Mar 21 Mar 28 May 30 – Aug 8 60–85
Tomatoes Jan 24 Mar 21 Mar 28 May 30 – Aug 8 60–85
Turmeric Jan 24 Mar 21 Mar 28 Nov 28 – Dec 12 240–300
Turnip Feb 28 Sep 4 Apr 11 – May 16 40–60
Watercress Feb 7 Feb 28 Mar 14 Sep 4 Apr 25 – May 30 40–60
Watermelon Feb 14 Mar 21 Mar 28 Jun 6 – Jul 25 70–100
Wax Beans Mar 21 May 16 – Jul 11 50–65
Winter Melon Jan 24 Mar 21 Mar 28 Jun 27 – Aug 15 90–120
Yard Long Beans Jan 24 Mar 21 Mar 28 May 23 – Jul 4 55–80
Zucchini Feb 14 Mar 21 Mar 28 May 16 – Jul 11 45–60

🍓 Fruits to Grow in Monroe County

27 fruits that grow well in Zone 8a with planting dates for Monroe County.

Show all 27 fruits with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Alpine Strawberries Apr 4 Jul 4 – Oct 17 90–180
Aronia Apr 4 730–1095
Blackberries Apr 4 365–730
Blueberries Apr 4 730–1095
Boysenberries Apr 4 365–730
Cantaloupe Apr 4 Jun 13 – Jul 18 70–90
Che Fruit Apr 4 1095–1825
Elderberries Apr 4 730–1095
Figs Apr 4 730–1825
Goji Berries Apr 4 730–1095
Gooseberries Apr 4 730–1095
Grapes Apr 4 730–1095
Ground Cherry Apr 4 Jun 13 – Aug 8 65–80
Hardy Kiwi Apr 4 1095–1825
Honeydew Apr 4 Jun 27 – Aug 8 80–110
Jostaberry Apr 4 730–1095
Kiwi Apr 4 1095–1825
Loquat Apr 4 730–1825
Medlar Apr 4 1095–1825
Mulberries Apr 4 730–1825
Pawpaw Apr 4 1095–2555
Persimmon Apr 4 1095–2555
Pomegranate Apr 4 730–1095
Quince Apr 4 1095–1825
Raspberries Apr 4 365–730
Serviceberries Apr 4 730–1095
Strawberries Apr 4 Jul 4 – Dec 19 90–365

🌿 Herbs to Grow in Monroe County

39 herbs that grow well in Zone 8a with planting dates for Monroe County.

Show all 39 herbs with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Angelica Feb 7 Feb 28 Mar 7 Sep 4 365–730
Anise Feb 7 Feb 28 Mar 7 Sep 4 Jun 6 – Aug 22 90–120
Basil Jan 24 Mar 21 Mar 28 May 23 – Jul 25 50–75
Bee Balm Mar 21 Jun 20 – Sep 5 90–120
Borage Feb 7 Feb 28 Mar 7 Sep 4 May 2 – Jun 20 50–60
Caraway Feb 7 Feb 28 Mar 7 Sep 4 365–450
Catnip Mar 21 May 23 – Jul 25 60–80
Chamomile Feb 7 Feb 28 Mar 7 Sep 4 May 9 – Jul 18 60–90
Chervil Feb 7 Feb 28 Mar 7 Sep 4 Apr 18 – Jun 20 40–60
Chives Mar 21 May 23 – Aug 1 60–90
Cilantro Feb 7 Feb 28 Mar 7 Sep 4 Apr 18 – Jun 20 40–60
Comfrey Mar 21 May 23 – Aug 1 60–90
Cumin Feb 7 Feb 28 Mar 7 Sep 4 Jun 20 – Aug 22 100–120
Dill Feb 7 Feb 28 Mar 7 Sep 4 Apr 18 – Jun 20 40–60
Epazote Jan 24 Mar 21 Mar 28 May 16 – Jul 11 45–60
Fennel (herb) Feb 7 Feb 28 Mar 7 Sep 4 May 9 – Jul 18 60–90
Feverfew Mar 21 Jun 20 – Sep 5 90–120
Garlic Chives Mar 21 May 23 – Aug 1 60–90
Horehound Mar 21 Jun 6 – Aug 1 75–90
Hyssop Mar 21 May 30 – Aug 1 70–90
Lemon Balm Mar 21 May 23 – Jul 11 60–70
Lemon Thyme Mar 21 May 30 – Aug 1 70–90
Lemon Verbena Jan 24 Mar 21 Mar 28 May 30 – Aug 8 60–90
Lemongrass Jan 24 Mar 21 Mar 28 Jun 13 – Sep 12 75–120
Lovage Mar 21 May 30 – Aug 1 70–90
Marjoram Mar 21 May 23 – Aug 1 60–90
Mint Mar 21 May 23 – Aug 1 60–90
Oregano Mar 21 May 23 – Aug 1 60–90
Parsley Feb 7 Feb 28 Mar 7 Sep 4 May 9 – Jul 11 60–80
Rosemary Mar 21 Jun 13 – Oct 31 80–180
Rue Mar 21 May 30 – Aug 1 70–90
Sage Mar 21 Jun 6 – Aug 1 75–90
Savory Mar 21 May 16 – Jul 11 50–70
Sorrel Feb 7 Feb 28 Mar 7 Sep 4 Apr 18 – Jun 20 40–60
Stevia Jan 24 Mar 21 Mar 28 May 30 – Aug 8 60–90
Tarragon Mar 21 May 23 – Aug 1 60–90
Thai Basil Jan 24 Mar 21 Mar 28 May 23 – Jul 25 50–75
Thyme Mar 21 May 30 – Aug 1 70–90
Valerian Mar 21 Jul 25 – Oct 31 120–180

🌸 Flowers to Grow in Monroe County

54 flowers that grow well in Zone 8a with planting dates for Monroe County.

Show all 54 flowers with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Bloom Days to Maturity
Ageratum Jan 31 Mar 7 Mar 7 May 2 – Sep 19 60–75
Alliums Oct 9 Nov 6 – Nov 27 28–42
Anemones Sep 18 Oct 2 – Oct 30 90–120
Astilbe Jan 17 Mar 14 May 23 – Jul 11 70–100
Bachelor's Button Jan 31 Feb 28 Sep 18 May 2 – Aug 15 60–90
Begonias Jan 3 Mar 7 May 16 – Oct 3 70–90
Black-eyed Susan Jan 17 Mar 7 Mar 14 May 23 – Oct 10 60–80
Bleeding Hearts Jan 17 Mar 14 May 2 – May 30 60–90
Calendula Jan 31 Feb 28 Sep 4 Apr 18 – Aug 29 50–70
California Poppy Sep 18 Nov 27 – Mar 5 60–90
Celosia Feb 14 Mar 7 Mar 7 May 9 – Oct 3 60–90
Columbine Jan 17 Mar 14 Mar 14 May 2 – May 30 70–100
Coreopsis Jan 17 Mar 7 Mar 14 May 16 – Oct 10 60–80
Cosmos Feb 14 Feb 28 Feb 28 May 9 – Sep 26 60–90
Crocus Oct 16 Sep 18 – Oct 9 10–20
Daffodils Oct 9 Sep 18 – Oct 16 20–40
Dahlias Feb 21 Mar 14 Mar 14 May 23 – Oct 24 70–120
Daylily Jan 17 Mar 14 May 23 – Oct 10 60–90
Dianthus Jan 17 Jan 31 Feb 7 Mar 28 – Jun 13 60–80
Echinacea (Purple Coneflower) Jan 17 Mar 14 Mar 14 May 23 – Oct 10 70–90
Foxglove Jan 17 Mar 14 Mar 14 May 2 – May 30 80–120
Freesia Oct 2 Oct 30 – Nov 27 84–112
Gaillardia (Blanket Flower) Jan 24 Mar 7 Mar 7 May 16 – Oct 31 70–100
Geraniums Jan 3 Mar 7 May 16 – Oct 3 70–100
Gladiolus Mar 14 Mar 14 May 23 – Oct 24 70–100
Hostas Jan 10 Mar 14 May 23 – Sep 26 60–90
Hyacinths Oct 16 Oct 9 – Oct 30 14–28
Hydrangeas Jan 10 Mar 14 May 23 – Sep 26 90–150
Impatiens Jan 17 Mar 14 May 23 – Oct 10 60–75
Irises Division Mar 14 May 2 – Jun 6 60–100
Larkspur Feb 14 Sep 4 Apr 25 – Aug 1 60–90
Lavender Jan 10 Mar 21 May 30 – Sep 5 90–120
Lilies Division Mar 14 May 23 – Sep 12 70–120
Lobelia Jan 17 Feb 7 Apr 4 – May 30 70–80
Lupine Jan 17 Mar 14 Mar 14 May 2 – May 30 75–100
Marigolds Jan 31 Mar 7 Mar 7 May 2 – Sep 5 50–70
Nasturtium Feb 14 Mar 7 Mar 7 May 2 – Oct 3 55–65
Pansy Jan 3 Feb 28 Sep 4 Apr 25 – Aug 1 70–90
Peonies Division Mar 14 May 9 – Jun 6 90–120
Petunia Jan 17 Mar 14 May 23 – Sep 26 70–90
Phlox Jan 17 Mar 14 Mar 14 May 23 – Aug 1 80–110
Portulaca Feb 14 Mar 7 Mar 7 Apr 25 – Sep 19 50–70
Ranunculus Sep 18 Oct 2 – Nov 6 90–120
Roses Jan 10 Mar 14 May 23 – Oct 10 90–180
Salvia Jan 17 Mar 7 May 16 – Oct 3 70–90
Sedum (Stonecrop) Jan 17 Mar 14 Jul 4 – Sep 26 60–90
Snapdragon Jan 3 Feb 7 Feb 28 Sep 4 May 9 – Aug 29 70–100
Sunflower Feb 21 Mar 7 Mar 7 May 30 – Oct 3 70–100
Sweet Alyssum Jan 31 Feb 7 Feb 28 Sep 18 Apr 11 – Aug 1 45–60
Sweet Pea Sep 11 Nov 20 – Feb 12 65–85
Tulips Oct 16 Oct 2 – Oct 30 15–30
Vinca (Annual) Jan 3 Mar 7 May 16 – Oct 3 70–90
Yarrow Jan 17 Mar 7 Mar 14 May 16 – Oct 10 60–90
Zinnia Feb 14 Mar 7 Mar 7 May 16 – Oct 3 60–70
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Monthly Planting Guide for Monroe County

Gardening Guides & Resources

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

Frequently Asked Questions

What planting zone is Monroe County, AR?

Monroe County is in USDA Hardiness Zone 8a. 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 Monroe County, AR?

Based on 31 years of NOAA weather station data, the median last spring frost in Monroe County falls around March 14. In 8 out of 10 years, last frost lands between February 27 and April 7 — a 40-day window of variability. Use April 7 as your conservative safe-to-plant date for frost-sensitive crops.

When is the first fall frost in Monroe County, AR?

The median first fall frost in Monroe County arrives around November 13. In cold years it can arrive as early as October 30; in mild years as late as November 29. Harvest or protect frost-sensitive crops — tomatoes, peppers, basil, squash — before this date.

How long is the growing season in Monroe County?

Monroe County has a frost-free growing season of approximately 244 days. This long season supports multiple succession plantings and warm-season crops that need extended heat, like sweet potatoes and melons. Climate records show the growing season is trending longer by about 0.91 days per decade.

What is the soil like in Monroe County for gardening?

Monroe County has predominantly Silt Loam soil with a pH range of 5.3–6.8 and Moderately Well Drained drainage. Most vegetables and herbs grow well with standard composting and seasonal soil amendment.

What is grown commercially in Monroe County?

Monroe County has commercial agriculture that includes Rice, Poultry, Soybeans, Cotton. These crops reflect the local climate and soil conditions — what succeeds commercially often translates well to home gardens in the same area.

Is Monroe County a good location for home gardening?

Monroe County scores 70/100 (Good) 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.

🌱

Your Monroe County Garden Planner — Free

A 22-page printable planner built for Monroe County (Zone 8a). 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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  • Proven pairings for 200+ vegetables, herbs, flowers, and fruits
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Composting Guide for Homesteaders

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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 Monroe 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.