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Captiva, FL — Planting Guide for June

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Captiva, FL Zone 10b June

Your June game plan for Captiva, FL

Each item below is timed to Captiva, FL's frost dates and soil temperatures. Skip nothing, stress about nothing.

Avg. last frost January 28
Avg. first frost December 19
Soil temp (4") 87°F
Watering Low
Pest pressure High
Daylight 13.7 hrs
  1. Start harvesting basil, peppers, and thai basil

    This is the payoff month. Bring a basket, bring a friend, and get into the beds.

July will be here before you know it — start on
  • First harvests: ageratum, alpine strawberries, and anise

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Captiva gardens in a long-season climate (Zone 10b, 326 frost-free days). Spring arrives early and fall lingers, so most of the work is matching the right crop to the right window — heat-lovers go in the ground as soon as the soil warms, and cool-season crops shift to fall and even winter rather than spring. Succession planting is your friend; you can plant the same crop three or four times in a season.

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.

🌡️ USDA Zone

10b (35°F to 40°F min)

❄️ Avg. Last Frost

January 28

🍂 Avg. First Frost

December 19

📅 Growing Season

326 days

🌧️ Climate

Humid 54.6" annual

💨 Wind

Moderate 7.0 mph avg

🥶 Frost Tier

Regular 39% frost-free years

🏜️ Drought

0.0 wk/yr trend stable

📍 ZIP Codes

1 ZIP

Captiva, FL Year-round
325 days
Last Spring Frost January 28
325 growing days
First Fall Frost December 19

Monthly Watering Calendar for Captiva

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

The practical takeaway: In humid climates, watering is usually about timing (morning, not evening, to prevent disease) more than volume. In dry climates, it's about depth (water deep, less often) more than frequency. Captiva's 55" annual tells you which side you're on.

1"/wk 0" 2.5" 5" 7.5" 10" +1.3" Jan 3" +1" Feb 3.3" Mar 3.6" +1.5" Apr 2.8" May 4" Jun 7.6" Jul 10" Aug 7.7" Sep 9.3" Oct 5.1" +1.6" Nov 2.7" +1.8" Dec 2.5"
Rainfall sufficient Supplemental water needed Heavy watering required - - - 1"/week garden need
View detailed monthly data
MonthAvg RainfallRainy DaysExtra Water NeededWatering Effort
Jan 3 in 6 days 1.3 in Moderate
Feb 3.3 in 6 days 1 in Moderate
Mar 3.6 in 6 days 0.7 in Moderate
Apr 2.8 in 6 days 1.5 in Moderate
May 4 in 9 days 0.3 in Low
Jun 7.6 in 16 days Low
Jul 10 in 19 days Low
Aug 7.7 in 14 days Low
Sep 9.3 in 14 days Low
Oct 5.1 in 9 days Low
Nov 2.7 in 5 days 1.6 in High
Dec 2.5 in 5 days 1.8 in High

Annual total: 61.6 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.

Captiva Soil Profile

Soil Type

Sand

Soil pH

5.1-5.9

Drainage

Well Drained

Frost Risk Probability

Based on 21 years of NOAA weather station data from 3 stations

Too early frost risk Safe to Plant Jan 28 → Dec 19 326 frost-free days Protect crops frost returns Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Safe: Mar 1 Protect by: Dec 23

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) Mar 1 Dec 23 297 days
Cautious Feb 12 Dec 22 313 days
Average year Jan 28 Dec 19 325 days
Optimistic Jan 19 Dec 8 323 days
Aggressive (risky) Jan 5 Nov 10 309 days
📊
How predictable are frost dates here?

Not very — frost dates can vary by ±56 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 4.9 days per decade). Use the "Conservative" dates and choose fast-maturing varieties.

Gardening Difficulty Score

45 Moderate
Frost Timing Risk
10.0/10
Drought Risk
3.5/10
Soil Difficulty
3.0/10
Altitude Challenge
0.0/10
Climate Shift
10.0/10
Rainfall Challenge
6.6/10

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

Zone 10b Frost Countdown
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Loading...
Last Frost: Jan 28 First Frost: Dec 19

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

County Extension Office

Lee 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 Lee County

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

Why Buy Local

Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Lee 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 Lee County FL" or "garden center Lee 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 Lee County FL" or check your extension office and local parks department. Facebook groups like "Lee 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.

After Green Beans (harvest ends May 20) 213 days until frost
After Hot Peppers (harvest ends Jul 22) 150 days until frost
After Sweet Potatoes (harvest ends Jun 24) 178 days until frost
After Potatoes (harvest ends Jun 24) 178 days until frost
Show 6 more succession options
After Squash (Winter) (harvest ends Jun 24) 178 days until frost
After Peppers (harvest ends Jun 17) 185 days until frost
After Peas (harvest ends May 20) 213 days until frost
After Kale (harvest ends May 20) 213 days until frost
After Watermelon (harvest ends Jun 3) 199 days until frost
After Chard (harvest ends May 13) 220 days until frost

Sunlight & Day Length in Captiva

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

The practical takeaway: Photoperiod-sensitive crops will fail spectacularly if planted at the wrong latitude. Sweet onions in Michigan? Tiny. Spanish onions in Florida? Tiny. Match variety to Captiva's daylight pattern and you'll see the difference.

Longest Day

13.7 hours

Summer solstice daylight

Shortest Day

10.3 hours

Winter solstice daylight

Peak Sun Hours

8.9 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 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: Your shorter days favor short-day onion varieties like Vidalia, Texas 1015, and Red Creole. Plant in fall for best results.

View detailed monthly data
MonthDaylight HoursPeak Sun HoursDay Length
January 10.5 hr 6.2 hr Short day
February 11.1 hr 6.7 hr Short day
March 11.8 hr 7.7 hr Short day
April 12.6 hr 8.7 hr Neutral
May 13.3 hr 8.9 hr Neutral
June 13.7 hr 7.4 hr Neutral
July 13.5 hr 7 hr Neutral
August 12.9 hr 7 hr Neutral
September 12.1 hr 6.3 hr Neutral
October 11.4 hr 7.1 hr Short day
November 10.7 hr 6.1 hr Short day
December 10.3 hr 5.8 hr Short day

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

Soil Temperature & Composting in Captiva

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

The practical takeaway: Mulched soil swings less. The mulch insulates against both winter cold and summer heat. In Captiva, an aggressive mulch program shifts your effective soil temperature curve toward optimal for most crops.

Plant Warm Crops When

Soil reaches 60°F+

Soil warm enough from Feb through Dec.

Best Month to Compost

Apr

Microbial activity peaks when soil is warm.

Active Composting

12 months

Nearly year-round composting.

60°F 70°F 40° 58° 75° 93° 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 60°F 64°F ♻️ Active ~14 weeks
Feb 61°F 64°F ♻️ Active ~14 weeks
Mar 65°F 67°F ♻️ Active ~14 weeks
Apr 72°F 74°F 🔥 Peak ~8 weeks
May 80°F 80°F 🔥 Peak ~8 weeks
Jun 87°F 86°F 🔥 Peak ~8 weeks
Jul 95°F 91°F 🔥 Peak ~8 weeks
Aug 94°F 91°F 🔥 Peak ~8 weeks
Sep 94°F 91°F 🔥 Peak ~8 weeks
Oct 83°F 85°F 🔥 Peak ~8 weeks
Nov 73°F 76°F 🔥 Peak ~8 weeks
Dec 62°F 68°F ♻️ Active ~14 weeks

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

Pest & Disease Pressure in Captiva

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. Captiva'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

8.5 / 10

High — expect multiple pest generations. Preventative measures essential.

Disease Risk

8.3 / 10

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

Seasonal Risk

Spring High
Summer High
Fall High
Winter Moderate
View 6 common pests in your area
PestRisk LevelPeak Months
Aphids High Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec
Whiteflies High Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec
Spider mites High Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
Thrips Moderate Mar, Apr, May, Jun, Jul, Aug, Sep
Scale insects Moderate Apr, May, Jun, Jul, Aug, Sep, Oct
Nematodes Moderate May, Jun, Jul, Aug, Sep
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 Captiva

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

For new gardeners: Why not just leave bare soil? Weed seeds, erosion, nutrient leaching, and crust formation. A cover crop solves all of these for the cost of seeds and one mowing.

Spring Cover Crops (4 options) — Build soil before the main growing season
Crop Plant By Terminate N-Fixing Soil Benefit
Buckwheat Feb 6 Oct 24 Rapid growth, attracts pollinators, suppresses weeds
Cowpeas (southern peas) Feb 1 Oct 17 ✓ Yes Excellent nitrogen fixer for warm climates, edible
Sorghum-sudan grass Feb 6 Oct 17 Massive biomass, breaks compaction, suppresses nematodes
White clover Dec 30 Oct 24 ✓ 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 Feb 27 Dec 5 Deep roots break compaction, attract pollinators and beneficial insects
Fall Cover Crops (1 options) — Plant after harvest to protect soil over winter
Crop Plant By Terminate N-Fixing Soil Benefit
Crimson clover Oct 19 Jan 7 ✓ Yes Fixes nitrogen, attracts pollinators in spring

Wind & Microclimate in Captiva

What this means for you: Plants lose water through tiny leaf pores. Wind accelerates that loss dramatically — a 15 mph day can double a calm day's irrigation need. Captiva's 7.0 mph background wind is something to design around, not against. Windbreaks made of perennial shrubs save more water than any drip system.

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

Seasonal Wind Speed

Spring: 12 mph   Summer: 9 mph

Fall: 10 mph   Winter: 12 mph

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

Windbreak Benefit

4.9/10

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

Frost Pocket Risk

Low

Relatively flat terrain (28 ft range). Frost pocket risk is minimal — garden placement is flexible.

Rainwater Harvesting in Captiva

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

Quick context: Even in arid regions, rainwater harvesting works — you just need bigger storage and patience. In wet regions like Captiva (55" annually), you're mostly limited by how much water you can store between storms.

Annual Collection

30,701 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 750 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

Apr, 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 61.6 inches of rain per year
  • A 1,000 sq ft roof can collect roughly 30,701 gallons annually
  • Rainwater harvesting is fully legal in your state
  • Your area gets ample rainfall — even small barrels make a big difference
  • Consider a rain garden to handle overflow during heavy rainfall months

🥬 Vegetables to Grow in Captiva

105 vegetables matched to Zone 10b with planting dates calibrated for Captiva.

Show all 105 vegetables with dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Acorn Squash Dec 31 Jan 28 Feb 4 Apr 29 – Jun 3 80–100
Amaranth Dec 17 Jan 28 Feb 4 May 6 – Jun 24 90–120
Artichoke Feb 11 Jun 17 – Aug 26 120–180
Arugula Dec 31 Jan 7 Jan 28 Oct 24 Mar 4 – May 6 30–50
Asparagus Feb 11 730–1095
Beets Jan 7 Oct 24 Mar 4 – Apr 1 50–70
Belgian Endive Dec 31 Jan 7 Jan 28 Oct 24 May 20 – Jul 15 110–150
Bitter Melon Dec 17 Jan 28 Feb 4 Apr 8 – May 20 60–90
Black Beans Feb 4 May 6 – Jun 24 90–120
Bok Choy Dec 31 Jan 7 Jan 28 Oct 24 Mar 11 – Apr 15 40–60
Broccoli Dec 31 Jan 7 Jan 28 Oct 24 Apr 1 – May 13 60–90
Broccoli Rabe Dec 31 Jan 7 Jan 28 Oct 24 Mar 11 – Apr 15 40–60
Brussels Sprouts Dec 31 Jan 7 Jan 28 Oct 24 Apr 29 – Jun 24 90–130
Butternut Squash Dec 31 Jan 28 Feb 4 May 6 – Jun 10 85–110
Cabbage Dec 31 Jan 7 Jan 28 Oct 24 Apr 1 – May 27 60–100
Calabash Dec 17 Jan 28 Feb 4 Apr 29 – Jun 24 80–120
Cardoon Feb 11 Jun 17 – Jul 29 120–150
Carrots Jan 7 Oct 24 Mar 11 – Apr 15 60–80
Cauliflower Dec 31 Jan 7 Jan 28 Oct 24 Mar 25 – May 27 55–100
Celery Dec 31 Jan 7 Jan 28 Oct 24 Apr 22 – Jun 17 80–120
Celtuce Dec 31 Jan 7 Jan 28 Oct 24 Apr 1 – May 13 60–90
Chard Dec 31 Jan 7 Jan 28 Oct 24 Mar 25 – May 13 50–60
Chayote Dec 17 Jan 28 Feb 4 Jun 10 – Aug 19 120–180
Chickpeas Dec 31 Jan 7 Jan 28 Oct 24 Apr 22 – Jun 3 80–110
Chicory Dec 31 Jan 7 Jan 28 Oct 24 Apr 1 – May 13 60–85
Chinese Cabbage Dec 31 Jan 7 Jan 28 Oct 24 Mar 25 – Apr 22 50–70
Christmas Lima Beans Dec 17 Jan 28 Feb 4 Apr 29 – Jun 3 80–100
Collard Greens Dec 31 Jan 7 Jan 28 Oct 24 Mar 25 – May 27 55–75
Corn Feb 4 Apr 8 – Jun 3 60–100
Cowpeas Feb 4 Apr 8 – May 20 60–90
Cress Dec 31 Jan 7 Jan 28 Oct 24 Feb 11 – Mar 4 14–21
Crookneck Squash Dec 31 Jan 28 Feb 4 Mar 25 – Apr 22 45–60
Cucumber Dec 31 Jan 28 Feb 4 Apr 1 – May 27 50–70
Daikon Jan 7 Oct 24 Mar 4 – Apr 1 50–70
Delicata Squash Dec 31 Jan 28 Feb 4 Apr 29 – Jun 3 80–100
Edamame Feb 4 Apr 22 – Jun 3 75–100
Eggplant Dec 17 Jan 28 Feb 4 Apr 15 – Jun 17 65–85
Endive Dec 31 Jan 7 Jan 28 Oct 24 Mar 18 – Apr 22 45–65
Escarole Dec 31 Jan 7 Jan 28 Oct 24 Mar 25 – Apr 22 50–70
Fava Beans Dec 31 Jan 7 Jan 28 Oct 24 Apr 15 – May 27 75–100
Fennel Dec 17 Jan 28 Feb 4 Apr 8 – May 20 60–90
Ginger Dec 17 Jan 28 Feb 4 Oct 7 – Dec 16 240–300
Green Beans Feb 4 Apr 1 – May 27 50–65
Hot Peppers Dec 17 Jan 28 Feb 4 Apr 15 – Jul 22 70–120
Hubbard Squash Dec 31 Jan 28 Feb 4 May 20 – Jun 24 100–120
Jicama Dec 17 Jan 28 Feb 4 Jun 10 – Aug 19 120–180
Kabocha Dec 31 Jan 28 Feb 4 May 6 – Jun 3 85–100
Kai Lan Dec 31 Jan 7 Jan 28 Oct 24 Mar 18 – Apr 15 45–60
Kale Dec 31 Jan 7 Jan 28 Oct 24 Mar 25 – May 20 50–70
Kidney Beans Feb 4 May 6 – Jun 10 85–110
Kohlrabi Dec 31 Jan 7 Jan 28 Oct 24 Mar 18 – Apr 22 45–65
Komatsuna Dec 31 Jan 7 Jan 28 Oct 24 Mar 4 – Apr 8 35–50
Leeks Dec 31 Jan 7 Jan 28 Oct 24 Apr 29 – Jul 15 90–150
Lentils Dec 31 Jan 7 Jan 28 Oct 24 Apr 22 – Jun 3 80–110
Lettuce Dec 31 Jan 7 Jan 28 Oct 24 Mar 4 – May 13 30–60
Lima Beans Feb 4 Apr 8 – May 20 60–90
Loofah Dec 17 Jan 28 Feb 4 May 20 – Jul 22 100–150
Luffa Dec 17 Jan 28 Feb 4 May 6 – Jul 22 90–150
Mache Dec 31 Jan 7 Jan 28 Oct 24 Mar 11 – Apr 15 40–60
Malabar Spinach Dec 17 Jan 28 Feb 4 Apr 1 – Apr 29 55–70
Melon Dec 31 Jan 28 Feb 4 Apr 15 – Jun 3 70–100
Microgreens Dec 31 Jan 7 Jan 28 Oct 24 Feb 4 – Mar 4 7–21
Mizuna Dec 31 Jan 7 Jan 28 Oct 24 Mar 4 – Apr 1 30–45
Mustard Greens Dec 31 Jan 7 Jan 28 Oct 24 Mar 4 – May 6 30–50
Napa Cabbage Dec 31 Jan 7 Jan 28 Oct 24 Mar 25 – Apr 29 55–75
New Zealand Spinach Dec 17 Jan 28 Feb 4 Apr 1 – Apr 29 55–70
Okra Dec 17 Jan 28 Feb 4 Apr 1 – May 27 50–65
Onion Dec 31 Jan 7 Jan 28 Oct 24 Apr 29 – Jun 17 90–120
Pac Choi Dec 31 Jan 7 Jan 28 Oct 24 Mar 11 – Apr 8 40–55
Patty Pan Squash Dec 31 Jan 28 Feb 4 Mar 25 – Apr 22 45–60
Peas Dec 31 Jan 7 Jan 28 Oct 24 Mar 25 – May 20 55–70
Peppers Dec 17 Jan 28 Feb 4 Apr 8 – Jun 17 60–90
Pole Beans Dec 17 Jan 28 Feb 4 Apr 1 – May 27 55–70
Potatoes Dec 17 Jan 28 Feb 4 Apr 15 – Jun 24 70–120
Pumpkin Dec 31 Jan 28 Feb 4 May 6 – Jun 24 85–120
Purslane Dec 31 Jan 7 Jan 28 Oct 24 Mar 11 – Apr 15 40–60
Radicchio Dec 31 Jan 7 Jan 28 Oct 24 Apr 1 – May 6 60–80
Radish Jan 7 Oct 24 Feb 4 – Feb 25 22–35
Romanesco Dec 31 Jan 7 Jan 28 Oct 24 Apr 15 – May 27 75–100
Savoy Cabbage Dec 31 Jan 7 Jan 28 Oct 24 Apr 8 – Jun 3 70–110
Scallions Dec 31 Jan 7 Jan 28 Oct 24 Mar 25 – Apr 22 50–70
Scarlet Runner Beans Dec 17 Jan 28 Feb 4 Apr 8 – May 13 60–80
Shallot Dec 31 Jan 7 Jan 28 Oct 24 Apr 29 – Jun 17 90–120
Shiso Dec 17 Feb 4 Feb 4 Apr 1 – May 27 50–70
Snap Peas Dec 17 Jan 28 Feb 4 Apr 1 – May 27 55–70
Snow Peas Dec 31 Jan 7 Jan 28 Oct 24 Mar 25 – May 20 50–65
Soybeans Feb 4 Apr 29 – Jun 24 80–120
Spaghetti Squash Dec 31 Jan 28 Feb 4 May 6 – Jun 3 85–100
Spinach Dec 31 Jan 7 Jan 28 Oct 24 Mar 4 – May 6 35–50
Squash (Summer) Dec 31 Jan 28 Feb 4 Mar 25 – May 27 45–65
Squash (Winter) Dec 31 Jan 28 Feb 4 Apr 29 – Jun 24 80–120
Sweet Corn Feb 4 Apr 8 – May 20 60–90
Sweet Potatoes Dec 17 Jan 28 Feb 4 May 6 – Jun 24 90–120
Tatsoi Dec 31 Jan 7 Jan 28 Oct 24 Mar 4 – Apr 8 35–50
Tomatillo Dec 17 Jan 28 Feb 4 Apr 8 – Jun 17 60–85
Tomatoes Dec 17 Jan 28 Feb 4 Apr 8 – Jun 17 60–85
Turmeric Dec 17 Jan 28 Feb 4 Oct 7 – Dec 16 240–300
Turnip Jan 7 Oct 24 Feb 18 – Mar 25 40–60
Watercress Dec 31 Jan 7 Jan 28 Oct 24 Mar 11 – Apr 15 40–60
Watermelon Dec 31 Jan 28 Feb 4 Apr 15 – Jun 3 70–100
Wax Beans Feb 4 Apr 1 – May 27 50–65
Winter Melon Dec 17 Jan 28 Feb 4 May 6 – Jun 24 90–120
Yam Dec 17 Jan 28 Feb 4 Aug 5 – Jan 20 180–330
Yard Long Beans Dec 17 Jan 28 Feb 4 Apr 1 – May 13 55–80
Zucchini Dec 31 Jan 28 Feb 4 Mar 25 – May 20 45–60

🍓 Fruits to Grow in Captiva

16 fruits matched to Zone 10b with planting dates calibrated for Captiva.

Show all 16 fruits with dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Alpine Strawberries Feb 11 May 13 – Aug 26 90–180
Blackberries Feb 11 365–730
Boysenberries Feb 11 365–730
Cantaloupe Feb 11 Apr 22 – May 27 70–90
Che Fruit Feb 11 1095–1825
Dragon Fruit Feb 11 365–730
Figs Feb 11 730–1825
Goji Berries Feb 11 730–1095
Grapes Feb 11 730–1095
Ground Cherry Feb 11 Apr 22 – Jun 17 65–80
Guava Feb 11 365–730
Honeydew Feb 11 May 6 – Jun 17 80–110
Loquat Feb 11 730–1825
Passion Fruit Feb 11 365–545
Pomegranate Feb 11 730–1095
Strawberries Feb 11 May 13 – Feb 10 90–365

🌿 Herbs to Grow in Captiva

23 herbs matched to Zone 10b with planting dates calibrated for Captiva.

Show all 23 herbs with dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Anise Dec 31 Jan 7 Jan 21 Oct 24 Apr 22 – Jul 8 90–120
Basil Dec 17 Feb 4 Feb 4 Apr 1 – Jun 3 50–75
Borage Dec 31 Jan 7 Jan 21 Oct 24 Mar 18 – May 6 50–60
Chervil Dec 31 Jan 7 Jan 21 Oct 24 Mar 4 – May 6 40–60
Chives Feb 4 Apr 8 – Jun 17 60–90
Cilantro Dec 31 Jan 7 Jan 21 Oct 24 Mar 4 – May 6 40–60
Cumin Dec 31 Jan 7 Jan 21 Oct 24 May 6 – Jul 8 100–120
Dill Dec 31 Jan 7 Jan 21 Oct 24 Mar 4 – May 6 40–60
Epazote Dec 17 Feb 4 Feb 4 Mar 25 – May 20 45–60
Fennel (herb) Dec 31 Jan 7 Jan 21 Oct 24 Mar 25 – Jun 3 60–90
Garlic Chives Feb 4 Apr 8 – Jun 17 60–90
Horehound Feb 4 Apr 22 – Jun 17 75–90
Lemon Verbena Dec 17 Feb 4 Feb 4 Apr 8 – Jun 17 60–90
Lemongrass Dec 17 Feb 4 Feb 4 Apr 22 – Jul 22 75–120
Marjoram Feb 4 Apr 8 – Jun 17 60–90
Mint Feb 4 Apr 8 – Jun 17 60–90
Oregano Feb 4 Apr 8 – Jun 17 60–90
Parsley Dec 31 Jan 7 Jan 21 Oct 24 Mar 25 – May 27 60–80
Rosemary Feb 4 Apr 29 – Sep 16 80–180
Sage Feb 4 Apr 22 – Jun 17 75–90
Savory Feb 4 Apr 1 – May 27 50–70
Stevia Dec 17 Feb 4 Feb 4 Apr 8 – Jun 17 60–90
Thai Basil Dec 17 Feb 4 Feb 4 Apr 1 – Jun 3 50–75

🌸 Flowers to Grow in Captiva

31 flowers matched to Zone 10b with planting dates calibrated for Captiva.

Show all 31 flowers with dates
Plant Start Indoors Direct Sow Transplant Fall Plant Bloom Days to Maturity
Ageratum Dec 17 Dec 17 Dec 17 Feb 11 – Sep 9 60–75
Anemones Nov 7 Nov 7 – Dec 5 90–120
Bachelor's Button Nov 12 Dec 10 Sep 26 Feb 4 – May 13 60–90
Begonias Nov 19 Dec 10 Feb 18 – Oct 14 70–90
Calendula Nov 12 Dec 10 Sep 12 Jan 21 – Apr 29 50–70
California Poppy Sep 12 Nov 21 – Feb 13 60–90
Celosia Dec 31 Dec 17 Dec 17 Feb 18 – Oct 7 60–90
Cosmos Dec 31 Dec 10 Dec 10 Feb 18 – Sep 16 60–90
Dahlias Jan 28 Jan 28 Apr 8 – Nov 18 70–120
Daylily Dec 17 Dec 24 Mar 4 – Sep 30 60–90
Dianthus Dec 3 Nov 12 Nov 12 Dec 31 – Feb 4 60–80
Freesia Nov 7 Nov 7 – Dec 12 84–112
Gaillardia (Blanket Flower) Dec 24 Dec 24 Dec 24 Mar 4 – Sep 2 70–100
Geraniums Nov 19 Dec 10 Feb 18 – Oct 14 70–100
Gladiolus Jan 28 Jan 28 Apr 8 – Nov 18 70–100
Impatiens Dec 3 Dec 17 Feb 25 – Sep 23 60–75
Larkspur Oct 24 Jan 2 – Feb 27 60–90
Marigolds Dec 31 Dec 17 Dec 17 Feb 11 – Sep 9 50–70
Nasturtium Dec 31 Dec 10 Dec 10 Feb 4 – Sep 16 55–65
Pansy Division Dec 10 Sep 12 Jan 21 – Apr 1 70–90
Petunia Dec 3 Dec 17 Feb 25 – Sep 9 70–90
Portulaca Dec 31 Dec 17 Dec 17 Feb 4 – Sep 23 50–70
Ranunculus Nov 7 Nov 7 – Dec 5 90–120
Roses Dec 3 Dec 24 Mar 4 – Sep 30 90–180
Salvia Dec 3 Dec 10 Feb 18 – Sep 16 70–90
Sedum (Stonecrop) Dec 17 Dec 24 Apr 15 – May 27 60–90
Snapdragon Nov 12 Dec 10 Sep 12 Feb 11 – Jul 22 70–100
Sunflower Jan 7 Dec 10 Dec 10 Mar 4 – Sep 16 70–100
Sweet Alyssum Nov 12 Dec 10 Sep 26 Jan 7 – Apr 1 45–60
Vinca (Annual) Nov 19 Dec 10 Feb 18 – Oct 14 70–90
Zinnia Dec 31 Dec 10 Dec 10 Feb 18 – Sep 16 60–70

Monthly Planting Guide for Captiva

ZIP Codes in Captiva

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 Lee County.

🌱

Your Lee County Garden Planner — Free

A 22-page printable planner built for Lee County (Zone 10b). 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.

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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 →
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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 Captiva), 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.