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Holt, FL — Planting Guide for June

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Holt, FL Zone 9a June

Your June planting checklist for Holt, FL

Welcome to June in Zone 9a. These are the moves that will have the biggest impact on your growing season.

Avg. last frost March 14
Avg. first frost November 16
Soil temp (4") 81°F
Watering Low
Pest pressure High
Daylight 14 hrs
  1. It's harvest week for basil, cucumber, and green beans

    If you can't use it all right away, check the food-preservation section of your planner.

July will be here before you know it — start on
  • First harvests: basil, cucumber, and green beans

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Holt gardens in a wet, humid climate (47" annually). Cool-season crops like peas, lettuce, kale, and brassicas thrive in spring and fall. The biggest challenges are fungal disease and humidity-loving pests in summer — leaf spot, blight, squash bugs, vine borers. Drip irrigation (not overhead), wide plant spacing for air circulation, and disease-resistant varieties make the difference.

Native soil is Sand — warms fast and drains free, but nutrients and water wash through. Plan on heavy organic-matter additions and either drip irrigation or frequent shallow waterings to keep crops happy.

Drought pressure is moderate (19.6 weeks/year on average). Mulching and drip irrigation pay for themselves quickly.

🌡️ USDA Zone

9a (20°F to 25°F min)

❄️ Avg. Last Frost

March 14

🍂 Avg. First Frost

November 16

📅 Growing Season

247 days

🌧️ Climate

Humid 47.3" annual

💨 Wind

Calm 4.5 mph avg

🥶 Frost Tier

Regular 0% frost-free years

🏜️ Drought

19.6 wk/yr trend stable

📍 ZIP Codes

1 ZIP

Holt, FL Long season
247 days
Last Spring Frost March 14
247 growing days
First Fall Frost November 16

Monthly Watering Calendar for Holt

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

For new gardeners: Over-watering kills more plants than under-watering. Holt's 47" annual rainfall changes the gardening playbook — humid-region gardeners often water by the calendar when they should water by the soil moisture.

1"/wk 0" 2.1" 4.3" 6.4" 8.5" Jan 2.1" +1.9" Feb 2.4" +1.6" Mar 2.7" +2" Apr 2.3" +0.8" May 3.5" Jun 6.1" Jul 8.5" Aug 6.3" Sep 6.4" Oct 4" +2" Nov 2.3" Dec 1.8"
Rainfall sufficient Supplemental water needed Heavy watering required - - - 1"/week garden need
View detailed monthly data
MonthAvg RainfallRainy DaysExtra Water NeededWatering Effort
Jan 2.1 in 6 days None
Feb 2.4 in 7 days 1.9 in High
Mar 2.7 in 7 days 1.6 in High
Apr 2.3 in 6 days 2 in High
May 3.5 in 7 days 0.8 in Moderate
Jun 6.1 in 16 days Low
Jul 8.5 in 16 days Low
Aug 6.3 in 15 days Low
Sep 6.4 in 15 days Low
Oct 4 in 11 days 0.3 in Low
Nov 2.3 in 6 days 2 in High
Dec 1.8 in 5 days None

Annual total: 48.4 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.

Holt Soil Profile

Soil Type

Sand

Soil pH

4.9-5.8

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 16 247 frost-free days Protect crops frost returns Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Safe: Apr 7 Protect by: Dec 9

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 Dec 9 246 days
Cautious Mar 22 Nov 24 247 days
Average year Mar 14 Nov 16 247 days
Optimistic Mar 6 Nov 11 250 days
Aggressive (risky) Feb 17 Oct 30 255 days
📊
How predictable are frost dates here?

Not very — frost dates can vary by ±49 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 1.6 days per decade). Spring is arriving earlier than it used to. Good news for gardeners.

Gardening Difficulty Score

56 Moderate
Frost Timing Risk
10.0/10
Drought Risk
5.5/10
Soil Difficulty
3.0/10
Altitude Challenge
0.0/10
Climate Shift
6.4/10
Rainfall Challenge
1.4/10

Okaloosa County presents some gardening challenges. Choose adapted varieties and plan around frost dates.

Zone 9a Frost Countdown
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Loading...
Last Frost: Mar 14 First Frost: Nov 16

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

County Extension Office

Okaloosa County University of Florida IFAS Extension Extension Office

Phone: 352-392-1761

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 FL →

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 Okaloosa County

Soil testing Tropical gardening Pest management Florida-Friendly landscaping
Finding local nurseries & garden centers in Okaloosa County

Why Buy Local

Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Okaloosa 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 Okaloosa County FL" or "garden center Okaloosa 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 Okaloosa County FL" or check your extension office and local parks department. Facebook groups like "Okaloosa County Gardeners" or "Florida 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 Corn (harvest ends Jul 11) 128 days until frost
After Eggplant (harvest ends Aug 1) 107 days until frost
After Cabbage (harvest ends Jul 11) 128 days until frost
After Peas (harvest ends Jul 4) 135 days until frost
After Broccoli (harvest ends Jun 27) 142 days until frost
After Okra (harvest ends Jul 11) 128 days until frost

Sunlight & Day Length in Holt

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

Why it matters: Onion varieties are sold by "short-day," "intermediate-day," and "long-day." Holt's latitude determines which to buy — and getting it wrong is the difference between baseball-sized bulbs and marbles.

Longest Day

14 hours

Summer solstice daylight

Shortest Day

10 hours

Winter solstice daylight

Peak Sun Hours

9.1 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 10h 12h 15h 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 10.2 hr 5.8 hr Short day
February 10.9 hr 6.6 hr Short day
March 11.8 hr 7.5 hr Short day
April 12.8 hr 9.1 hr Neutral
May 13.6 hr 9 hr Neutral
June 14 hr 8 hr Long day
July 13.8 hr 7.1 hr Neutral
August 13.1 hr 7.1 hr Neutral
September 12.2 hr 6.5 hr Neutral
October 11.2 hr 6.4 hr Short day
November 10.4 hr 6 hr Short day
December 10 hr 5.6 hr Short day

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

Soil Temperature & Composting in Holt

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

What this means for you: Most root crops germinate well at 50-60°F. Most fruit-bearing crops want 65-75°F. Holt's monthly soil curve maps these windows to actual months.

Plant Warm Crops When

Soil reaches 60°F+

Soil warm enough from Apr through Nov.

Best Month to Compost

May

Microbial activity peaks when soil is warm.

Active Composting

9 months

Nearly year-round composting.

60°F 70°F 30° 50° 70° 90° 110° 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 45°F 52°F 🐢 Slow ~24 weeks
Feb 46°F 53°F 🐢 Slow ~24 weeks
Mar 52°F 57°F ♻️ Active ~14 weeks
Apr 63°F 64°F ♻️ Active ~14 weeks
May 74°F 70°F 🔥 Peak ~8 weeks
Jun 81°F 79°F 🔥 Peak ~8 weeks
Jul 92°F 84°F 🔥 Peak ~8 weeks
Aug 90°F 87°F 🔥 Peak ~8 weeks
Sep 86°F 85°F 🔥 Peak ~8 weeks
Oct 74°F 78°F 🔥 Peak ~8 weeks
Nov 63°F 68°F ♻️ Active ~14 weeks
Dec 49°F 57°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 Holt

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

What this means for you: Pest pressure is a function of climate, not effort. Holt'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

7.2 / 10

High — expect multiple pest generations. Preventative measures essential.

Disease Risk

8.2 / 10

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

Seasonal Risk

Spring High
Summer High
Fall High
Winter Low
View 6 common pests in your area
PestRisk LevelPeak Months
Aphids High Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
Squash vine borers High May, Jun, Jul
Stink bugs High Apr, May, Jun, Jul, Aug, Sep, Oct
Whiteflies High May, Jun, Jul, Aug, Sep, Oct
Spider mites Moderate Jun, Jul, Aug, Sep
Fire ants Moderate Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
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 Holt

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

The practical takeaway: Cover crops are the experienced gardener's secret weapon. Holt's climate determines which species thrive: clover and vetch in mild winters, cereal rye and Austrian peas in cold ones.

Spring Cover Crops (4 options) — Build soil before the main growing season
Crop Plant By Terminate N-Fixing Soil Benefit
Buckwheat Mar 14 Sep 21 Rapid growth, attracts pollinators, suppresses weeds
Cowpeas (southern peas) Mar 23 Sep 14 ✓ Yes Excellent nitrogen fixer for warm climates, edible
Sorghum-sudan grass Mar 21 Sep 21 Massive biomass, breaks compaction, suppresses nematodes
White clover Feb 14 Sep 7 ✓ 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 Mar 26 Oct 19 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 23 Feb 28 ✓ Yes Fixes nitrogen, good for heavy clay soils
Crimson clover Sep 19 Feb 28 ✓ Yes Fixes nitrogen, attracts pollinators in spring
Daikon radish Oct 2 Feb 28 Deep taproot breaks compaction, excellent for clay soils
Hairy vetch Aug 26 Feb 28 ✓ Yes Excellent nitrogen fixer, good for depleted soils
Oats Oct 18 Feb 21 Quick biomass, winterkills in cold zones — no spring tillage needed
Winter rye Aug 22 Feb 21 Suppresses weeds, prevents erosion, breaks up compacted soil
Winter wheat Aug 15 Feb 28 Erosion control, weed suppression, good biomass

Wind & Microclimate in Holt

Why it matters: New gardeners under-plan for wind. Holt averages 4.5 mph — fine for most days. But every region has its windy days, and the first time a row of unstaked peppers leans over after a storm is a lesson you only need once.

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

Seasonal Wind Speed

Spring: 9 mph   Summer: 8 mph

Fall: 9 mph   Winter: 11 mph

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

Windbreak Benefit

4.7/10

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

Frost Pocket Risk

Low

Relatively flat terrain (55 ft range). Frost pocket risk is minimal — garden placement is flexible.

Rainwater Harvesting in Holt

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

For new gardeners: A 1,000 sq ft roof captures about 600 gallons from a single 1" rainfall. Holt gets 47" of rain a year — a couple of well-placed rain barrels can cover most summer watering. In dry climates the math's even better: every captured gallon is one you don't buy.

Annual Collection

24,122 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 1,250 gal tank.

Legal Status

Unrestricted

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

Best Collection Months

Jun, Jul, Aug, Sep

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

Months to Draw From Storage

Jan, Nov, 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 48.4 inches of rain per year
  • A 1,000 sq ft roof can collect roughly 24,122 gallons annually
  • Rainwater harvesting is fully legal in your state
  • Stock up on stored water before your dry season (Jan, Nov, Dec)
  • Use a first-flush diverter to keep roof debris out of your collection
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🥬 Vegetables to Grow in Holt

114 vegetables matched to Zone 9a with planting dates calibrated for Holt.

Show all 114 vegetables with dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Acorn Squash Feb 14 Mar 14 Mar 21 Jun 13 – Jul 18 80–100
Amaranth Jan 31 Mar 14 Mar 21 Jun 20 – Aug 8 90–120
Artichoke Mar 28 Aug 1 – Oct 10 120–180
Arugula Feb 14 Feb 21 Mar 14 Sep 21 Apr 18 – Jun 20 30–50
Asparagus Mar 28 730–1095
Beets Feb 21 Sep 21 Apr 18 – May 16 50–70
Belgian Endive Feb 14 Feb 21 Mar 14 Sep 21 Jul 4 – Aug 29 110–150
Bitter Melon Jan 31 Mar 14 Mar 21 May 23 – Jul 4 60–90
Black Beans Mar 21 Jun 20 – Aug 8 90–120
Bok Choy Feb 14 Feb 21 Mar 14 Sep 21 Apr 25 – May 30 40–60
Broccoli Feb 14 Feb 21 Mar 14 Sep 21 May 16 – Jun 27 60–90
Broccoli Rabe Feb 14 Feb 21 Mar 14 Sep 21 Apr 25 – May 30 40–60
Brussels Sprouts Feb 14 Feb 21 Mar 14 Sep 21 Jun 13 – Aug 8 90–130
Butternut Squash Feb 14 Mar 14 Mar 21 Jun 20 – Jul 25 85–110
Cabbage Feb 14 Feb 21 Mar 14 Sep 21 May 16 – Jul 11 60–100
Calabash Jan 31 Mar 14 Mar 21 Jun 13 – Aug 8 80–120
Cardoon Mar 28 Aug 1 – Sep 12 120–150
Carrots Feb 21 Sep 21 Apr 25 – May 30 60–80
Cauliflower Feb 14 Feb 21 Mar 14 Sep 21 May 9 – Jul 11 55–100
Celeriac Feb 14 Feb 21 Mar 14 Sep 21 Jun 27 – Aug 1 100–120
Celery Feb 14 Feb 21 Mar 14 Sep 21 Jun 6 – Aug 1 80–120
Celtuce Feb 14 Feb 21 Mar 14 Sep 21 May 16 – Jun 27 60–90
Chard Feb 14 Feb 21 Mar 14 Sep 21 May 9 – Jun 27 50–60
Chayote Jan 31 Mar 14 Mar 21 Jul 25 – Oct 3 120–180
Chickpeas Feb 14 Feb 21 Mar 14 Sep 21 Jun 6 – Jul 18 80–110
Chicory Feb 14 Feb 21 Mar 14 Sep 21 May 16 – Jun 27 60–85
Chinese Cabbage Feb 14 Feb 21 Mar 14 Sep 21 May 9 – Jun 6 50–70
Christmas Lima Beans Jan 31 Mar 14 Mar 21 Jun 13 – Jul 18 80–100
Collard Greens Feb 14 Feb 21 Mar 14 Sep 21 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 14 Feb 21 Mar 14 Sep 21 Mar 28 – Apr 18 14–21
Crookneck Squash Feb 14 Mar 14 Mar 21 May 9 – Jun 6 45–60
Crosne Feb 21 Sep 21 Jul 25 – Sep 26 150–200
Cucumber Feb 14 Mar 14 Mar 21 May 16 – Jul 11 50–70
Daikon Feb 21 Sep 21 Apr 18 – May 16 50–70
Delicata Squash Feb 14 Mar 14 Mar 21 Jun 13 – Jul 18 80–100
Edamame Mar 21 Jun 6 – Jul 18 75–100
Eggplant Jan 31 Mar 14 Mar 21 May 30 – Aug 1 65–85
Endive Feb 14 Feb 21 Mar 14 Sep 21 May 2 – Jun 6 45–65
Escarole Feb 14 Feb 21 Mar 14 Sep 21 May 9 – Jun 6 50–70
Fava Beans Feb 14 Feb 21 Mar 14 Sep 21 May 30 – Jul 11 75–100
Fennel Jan 31 Mar 14 Mar 21 May 23 – Jul 4 60–90
Garlic Oct 5 Jan 4 – Jun 21 90–240
Ginger Jan 31 Mar 14 Mar 21 Nov 21 – Jan 16 240–300
Green Beans Mar 21 May 16 – Jul 11 50–65
Horseradish Mar 28 Aug 1 – Oct 10 120–180
Hot Peppers Jan 31 Mar 14 Mar 21 May 30 – Sep 5 70–120
Hubbard Squash Feb 14 Mar 14 Mar 21 Jul 4 – Aug 8 100–120
Jicama Jan 31 Mar 14 Mar 21 Jul 25 – Oct 3 120–180
Kabocha Feb 14 Mar 14 Mar 21 Jun 20 – Jul 18 85–100
Kai Lan Feb 14 Feb 21 Mar 14 Sep 21 May 2 – May 30 45–60
Kale Feb 14 Feb 21 Mar 14 Sep 21 May 9 – Jul 4 50–70
Kidney Beans Mar 21 Jun 20 – Jul 25 85–110
Kohlrabi Feb 14 Feb 21 Mar 14 Sep 21 May 2 – Jun 6 45–65
Komatsuna Feb 14 Feb 21 Mar 14 Sep 21 Apr 18 – May 23 35–50
Leeks Feb 14 Feb 21 Mar 14 Sep 21 Jun 13 – Aug 29 90–150
Lentils Feb 14 Feb 21 Mar 14 Sep 21 Jun 6 – Jul 18 80–110
Lettuce Feb 14 Feb 21 Mar 14 Sep 21 Apr 18 – Jun 27 30–60
Lima Beans Mar 21 May 23 – Jul 4 60–90
Loofah Jan 31 Mar 14 Mar 21 Jul 4 – Sep 5 100–150
Luffa Jan 31 Mar 14 Mar 21 Jun 20 – Sep 5 90–150
Mache Feb 14 Feb 21 Mar 14 Sep 21 Apr 25 – May 30 40–60
Malabar Spinach Jan 31 Mar 14 Mar 21 May 16 – Jun 13 55–70
Melon Feb 14 Mar 14 Mar 21 May 30 – Jul 18 70–100
Microgreens Feb 14 Feb 21 Mar 14 Sep 21 Mar 21 – Apr 18 7–21
Mitsuba Feb 14 Feb 21 Mar 7 Sep 21 May 2 – Jun 27 50–70
Mizuna Feb 14 Feb 21 Mar 14 Sep 21 Apr 18 – May 16 30–45
Mustard Greens Feb 14 Feb 21 Mar 14 Sep 21 Apr 18 – Jun 20 30–50
Napa Cabbage Feb 14 Feb 21 Mar 14 Sep 21 May 9 – Jun 13 55–75
New Zealand Spinach Jan 31 Mar 14 Mar 21 May 16 – Jun 13 55–70
Okra Jan 31 Mar 14 Mar 21 May 16 – Jul 11 50–65
Onion Feb 14 Feb 21 Mar 14 Sep 21 Jun 13 – Aug 1 90–120
Pac Choi Feb 14 Feb 21 Mar 14 Sep 21 Apr 25 – May 23 40–55
Parsnip Feb 21 Sep 21 Jun 6 – Jul 18 100–130
Patty Pan Squash Feb 14 Mar 14 Mar 21 May 9 – Jun 6 45–60
Peas Feb 14 Feb 21 Mar 14 Sep 21 May 9 – Jul 4 55–70
Peppers Jan 31 Mar 14 Mar 21 May 23 – Aug 1 60–90
Pole Beans Jan 31 Mar 14 Mar 21 May 16 – Jul 11 55–70
Potatoes Jan 31 Mar 14 Mar 21 May 30 – Aug 8 70–120
Pumpkin Feb 14 Mar 14 Mar 21 Jun 20 – Aug 8 85–120
Purslane Feb 14 Feb 21 Mar 14 Sep 21 Apr 25 – May 30 40–60
Radicchio Feb 14 Feb 21 Mar 14 Sep 21 May 16 – Jun 20 60–80
Radish Feb 21 Sep 21 Mar 21 – Apr 11 22–35
Romanesco Feb 14 Feb 21 Mar 14 Sep 21 May 30 – Jul 11 75–100
Rutabaga Feb 21 Sep 21 May 16 – Jun 20 80–100
Salsify Feb 21 Sep 21 Jun 6 – Jul 18 100–130
Savoy Cabbage Feb 14 Feb 21 Mar 14 Sep 21 May 23 – Jul 18 70–110
Scallions Feb 14 Feb 21 Mar 14 Sep 21 May 9 – Jun 6 50–70
Scarlet Runner Beans Jan 31 Mar 14 Mar 21 May 23 – Jun 27 60–80
Shallot Feb 14 Feb 21 Mar 14 Sep 21 Jun 13 – Aug 1 90–120
Shiso Jan 31 Mar 21 Mar 21 May 16 – Jul 11 50–70
Snap Peas Jan 31 Mar 14 Mar 21 May 16 – Jul 11 55–70
Snow Peas Feb 14 Feb 21 Mar 14 Sep 21 May 9 – Jul 4 50–65
Soybeans Mar 21 Jun 13 – Aug 8 80–120
Spaghetti Squash Feb 14 Mar 14 Mar 21 Jun 20 – Jul 18 85–100
Spinach Feb 14 Feb 21 Mar 14 Sep 21 Apr 18 – Jun 20 35–50
Squash (Summer) Feb 14 Mar 14 Mar 21 May 9 – Jul 11 45–65
Squash (Winter) Feb 14 Mar 14 Mar 21 Jun 13 – Aug 8 80–120
Sunchoke Mar 28 Jul 18 – Sep 12 110–150
Sweet Corn Mar 21 May 23 – Jul 4 60–90
Sweet Potatoes Jan 31 Mar 14 Mar 21 Jun 20 – Aug 8 90–120
Tatsoi Feb 14 Feb 21 Mar 14 Sep 21 Apr 18 – May 23 35–50
Tomatillo Jan 31 Mar 14 Mar 21 May 23 – Aug 1 60–85
Tomatoes Jan 31 Mar 14 Mar 21 May 23 – Aug 1 60–85
Turmeric Jan 31 Mar 14 Mar 21 Nov 21 – Jan 16 240–300
Turnip Feb 21 Sep 21 Apr 4 – May 9 40–60
Watercress Feb 14 Feb 21 Mar 14 Sep 21 Apr 25 – May 30 40–60
Watermelon Feb 14 Mar 14 Mar 21 May 30 – Jul 18 70–100
Wax Beans Mar 21 May 16 – Jul 11 50–65
Winter Melon Jan 31 Mar 14 Mar 21 Jun 20 – Aug 8 90–120
Yam Jan 31 Mar 14 Mar 21 Sep 19 – Jan 16 180–330
Yard Long Beans Jan 31 Mar 14 Mar 21 May 16 – Jun 27 55–80
Zucchini Feb 14 Mar 14 Mar 21 May 9 – Jul 4 45–60

🍓 Fruits to Grow in Holt

24 fruits matched to Zone 9a with planting dates calibrated for Holt.

Show all 24 fruits with dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Alpine Strawberries Mar 28 Jun 27 – Oct 10 90–180
Blackberries Mar 28 365–730
Boysenberries Mar 28 365–730
Cantaloupe Mar 28 Jun 6 – Jul 11 70–90
Che Fruit Mar 28 1095–1825
Dragon Fruit Mar 28 365–730
Elderberries Mar 28 730–1095
Figs Mar 28 730–1825
Goji Berries Mar 28 730–1095
Grapes Mar 28 730–1095
Ground Cherry Mar 28 Jun 6 – Aug 1 65–80
Guava Mar 28 365–730
Honeydew Mar 28 Jun 20 – Aug 1 80–110
Kiwi Mar 28 1095–1825
Loquat Mar 28 730–1825
Mulberries Mar 28 730–1825
Passion Fruit Mar 28 365–545
Pawpaw Mar 28 1095–2555
Persimmon Mar 28 1095–2555
Pomegranate Mar 28 730–1095
Quince Mar 28 1095–1825
Raspberries Mar 28 365–730
Serviceberries Mar 28 730–1095
Strawberries Mar 28 Jun 27 – Jan 23 90–365

🌿 Herbs to Grow in Holt

37 herbs matched to Zone 9a with planting dates calibrated for Holt.

Show all 37 herbs with dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Anise Feb 14 Feb 21 Mar 7 Sep 21 Jun 6 – Aug 22 90–120
Basil Jan 31 Mar 21 Mar 21 May 16 – Jul 18 50–75
Bee Balm Mar 21 Jun 20 – Sep 5 90–120
Borage Feb 14 Feb 21 Mar 7 Sep 21 May 2 – Jun 20 50–60
Caraway Feb 14 Feb 21 Mar 7 Sep 21 365–450
Catnip Mar 21 May 23 – Jul 25 60–80
Chamomile Feb 14 Feb 21 Mar 7 Sep 21 May 9 – Jul 18 60–90
Chervil Feb 14 Feb 21 Mar 7 Sep 21 Apr 18 – Jun 20 40–60
Chives Mar 21 May 23 – Aug 1 60–90
Cilantro Feb 14 Feb 21 Mar 7 Sep 21 Apr 18 – Jun 20 40–60
Comfrey Mar 21 May 23 – Aug 1 60–90
Cumin Feb 14 Feb 21 Mar 7 Sep 21 Jun 20 – Aug 22 100–120
Dill Feb 14 Feb 21 Mar 7 Sep 21 Apr 18 – Jun 20 40–60
Epazote Jan 31 Mar 21 Mar 21 May 9 – Jul 4 45–60
Fennel (herb) Feb 14 Feb 21 Mar 7 Sep 21 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 31 Mar 21 Mar 21 May 23 – Aug 1 60–90
Lemongrass Jan 31 Mar 21 Mar 21 Jun 6 – Sep 5 75–120
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 14 Feb 21 Mar 7 Sep 21 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 14 Feb 21 Mar 7 Sep 21 Apr 18 – Jun 20 40–60
Stevia Jan 31 Mar 21 Mar 21 May 23 – Aug 1 60–90
Tarragon Mar 21 May 23 – Aug 1 60–90
Thai Basil Jan 31 Mar 21 Mar 21 May 16 – Jul 18 50–75
Thyme Mar 21 May 30 – Aug 1 70–90
Valerian Mar 21 Jul 25 – Oct 31 120–180

🌸 Flowers to Grow in Holt

49 flowers matched to Zone 9a with planting dates calibrated for Holt.

Show all 49 flowers with dates
Plant Start Indoors Direct Sow Transplant Fall Plant Bloom Days to Maturity
Ageratum Jan 31 Feb 28 Feb 28 Apr 25 – Oct 10 60–75
Alliums Oct 19 Nov 16 – Dec 7 28–42
Anemones Sep 21 Sep 28 – Oct 26 90–120
Bachelor's Button Jan 17 Feb 14 Sep 7 Apr 11 – Aug 1 60–90
Begonias Jan 3 Feb 21 May 2 – Oct 31 70–90
Black-eyed Susan Jan 17 Feb 28 Feb 28 May 9 – Sep 26 60–80
Bleeding Hearts Jan 17 Feb 28 Apr 18 – May 9 60–90
Calendula Jan 17 Feb 14 Aug 24 Mar 28 – Aug 1 50–70
California Poppy Aug 24 Nov 2 – Mar 8 60–90
Celosia Feb 14 Feb 28 Feb 28 May 2 – Nov 7 60–90
Columbine Jan 17 Feb 28 Feb 28 Apr 18 – May 9 70–100
Coreopsis Jan 17 Feb 28 Feb 28 Apr 25 – Sep 26 60–80
Cosmos Feb 14 Feb 14 Feb 14 Apr 25 – Oct 10 60–90
Daffodils Oct 19 Oct 5 – Oct 26 20–40
Dahlias Mar 14 Mar 14 May 23 – Nov 21 70–120
Daylily Jan 17 Feb 28 May 9 – Oct 24 60–90
Dianthus Jan 17 Jan 17 Jan 17 Mar 7 – May 9 60–80
Echinacea (Purple Coneflower) Jan 17 Feb 28 Feb 28 May 9 – Sep 26 70–90
Foxglove Jan 17 Feb 28 Feb 28 Apr 18 – May 9 80–120
Freesia Oct 5 Oct 19 – Nov 16 84–112
Gaillardia (Blanket Flower) Jan 31 Feb 28 Feb 28 May 9 – Nov 7 70–100
Geraniums Jan 3 Feb 21 May 2 – Oct 31 70–100
Gladiolus Mar 14 Mar 14 May 23 – Nov 21 70–100
Hostas Jan 17 Feb 28 May 9 – Aug 29 60–90
Hyacinths Oct 19 Oct 19 – Nov 9 14–28
Hydrangeas Jan 17 Feb 28 May 9 – Aug 29 90–150
Impatiens Jan 17 Feb 28 May 9 – Oct 24 60–75
Irises Division Feb 28 Apr 18 – May 23 60–100
Larkspur Sep 7 Nov 16 – Mar 8 60–90
Lavender Jan 17 Feb 28 May 9 – Aug 15 90–120
Lilies Division Feb 28 May 9 – Aug 15 70–120
Lobelia Jan 17 Jan 17 Mar 14 – Apr 11 70–80
Marigolds Feb 7 Feb 28 Feb 28 Apr 25 – Sep 26 50–70
Nasturtium Feb 14 Feb 21 Feb 21 Apr 18 – Oct 17 55–65
Pansy Jan 3 Feb 14 Aug 24 Apr 4 – Jul 4 70–90
Petunia Jan 17 Feb 28 May 9 – Oct 10 70–90
Phlox Jan 17 Feb 28 Feb 28 May 9 – Jul 4 80–110
Portulaca Feb 14 Feb 28 Feb 28 Apr 18 – Oct 24 50–70
Ranunculus Sep 21 Oct 5 – Nov 2 90–120
Roses Jan 17 Feb 28 May 9 – Oct 24 90–180
Salvia Jan 17 Feb 21 May 2 – Oct 17 70–90
Sedum (Stonecrop) Jan 17 Feb 28 Jun 20 – Aug 29 60–90
Snapdragon Jan 17 Feb 14 Aug 24 Apr 18 – Aug 15 70–100
Sunflower Feb 21 Feb 21 Feb 21 May 16 – Oct 17 70–100
Sweet Alyssum Jan 17 Feb 14 Sep 7 Mar 21 – Jul 4 45–60
Sweet Pea Sep 7 Nov 16 – Jan 11 65–85
Vinca (Annual) Jan 3 Feb 21 May 2 – Oct 31 70–90
Yarrow Jan 17 Feb 28 Feb 28 Apr 25 – Sep 12 60–90
Zinnia Feb 14 Feb 21 Feb 21 May 2 – Oct 17 60–70

Monthly Planting Guide for Holt

ZIP Codes in Holt

Click any ZIP to see its specific frost, soil, and climate measurements (some ZIPs differ noticeably from the town aggregate):

Gardening Guides & Resources

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

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Your Okaloosa County Garden Planner — Free

A 22-page printable planner built for Okaloosa County (Zone 9a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

Instant PDF download. No spam, unsubscribe any time.

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 →

Town-level data is aggregated from per-ZIP NOAA GHCN-D measurements (1 ZIP code in Holt), USDA SSURGO soil survey, and the US Drought Monitor weekly archive. Frost dates represent 50% probability averages; local conditions vary by elevation and microclimate. Last updated: June 2026.