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Zapata County, TX — Planting Guide

Zapata County, Texas Zone 9b May

Your May gardening checklist

Your Zapata County, Texas garden is entering a new phase. Here's what's on the schedule for May and why each task matters now.

Avg. last frost February 3
Avg. first frost December 14
Soil temp (4") 67°F
Watering Low
Pest pressure High
Daylight 13.3 hrs
  1. Basket week: basil, cucumber, and green beans

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

Before June arrives, get these ready
  • First harvests: basil, cucumber, and green beans

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Zapata County is in USDA Zone 9b. The average last spring frost is February 3 and the first fall frost is December 14, giving you a growing season of approximately 315 days.

At an elevation of 3,340 ft, Zapata County receives approximately 60.6 in of rainfall annually. Summer highs average 103°F with winter lows around 49°F. The predominant soil type is Loam.

Based on 24 years of NOAA climate station data, the last frost date here varies by 50 days year to year — ranging from January 8 in warm years to February 27 in cold years. The growing season is trending longer by about 4.14 days per decade. Zapata County scores 41/100 (Moderate) on the Microclimate Index.

🌡️ Zone

9b (°F to °F min)

❄️ Last Frost

February 3

🍂 First Frost

December 14

📅 Growing Season

315 days

⛰️ Elevation

3,340 ft

🌧️ Annual Rainfall

60.6 in

Zapata County, TX Year-round
314 days
Last Spring Frost February 3
314 growing days
First Fall Frost December 14

Monthly Watering Calendar

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

1"/wk 0" 2.5" 5.1" 7.6" 10.1" Jan 1.3" +2" Feb 2.3" Mar 4.1" Apr 6.3" May 7.6" Jun 10.1" Jul 8.6" Aug 7.4" Sep 6.1" +1" Oct 3.3" +2.3" Nov 2" Dec 1.3"
Rainfall sufficient Supplemental water needed Heavy watering required - - - 1"/week garden need
View detailed monthly data
MonthAvg RainfallRainy DaysExtra Water NeededWatering Effort
Jan 1.3 in 4 days None
Feb 2.3 in 5 days 2 in High
Mar 4.1 in 6 days 0.2 in Low
Apr 6.3 in 8 days Low
May 7.6 in 10 days Low
Jun 10.1 in 8 days Low
Jul 8.6 in 6 days Low
Aug 7.4 in 7 days Low
Sep 6.1 in 5 days Low
Oct 3.3 in 4 days 1 in Moderate
Nov 2 in 3 days 2.3 in High
Dec 1.3 in 4 days None

Annual total: 60.4 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.

Zapata County Soil Profile

Soil Type

Loam

Soil pH

6.2-7.6

Drainage

Well Drained

Frost Risk Probability

Based on 24 years of NOAA weather station data from 3 stations

Too early frost risk Safe to Plant Feb 3 → Dec 14 315 frost-free days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Safe: Feb 27 Protect by: Dec 24

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) Feb 27 Dec 24 300 days
Cautious Feb 13 Dec 19 309 days
Average year Feb 3 Dec 14 314 days
Optimistic Jan 17 Dec 6 323 days
Aggressive (risky) Jan 8 Nov 29 325 days
📊
How predictable are frost dates here?

Not very — frost dates can vary by ±50 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 4.1 days per decade). Spring is arriving earlier than it used to. Good news for gardeners.

Gardening Difficulty Score

41 Moderate
Frost Timing Risk
10.0/10
Drought Risk
3.5/10
Soil Difficulty
1.0/10
Altitude Challenge
4.7/10
Climate Shift
10.0/10
Rainfall Challenge
6.2/10

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

Zone 9b Frost Countdown
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Loading...
Last Frost: Feb 3 First Frost: Dec 14

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

County Extension Office

Zapata County Texas A&M AgriLife Extension Extension Office

Phone: 979-845-7800

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 TX →

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 Zapata County

Soil testing Pest management Master Gardener program Water conservation
Finding local nurseries & garden centers in Zapata County

Why Buy Local

Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Zapata 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 Zapata County TX" or "garden center Zapata 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 Zapata County TX" or check your extension office and local parks department. Facebook groups like "Zapata County Gardeners" or "Texas 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 Pole Beans (harvest ends Jun 2) 195 days until frost
After Squash (Winter) (harvest ends Jun 30) 167 days until frost
After Cauliflower (harvest ends Jun 2) 195 days until frost
Show 6 more succession options
After Green Beans (harvest ends May 26) 202 days until frost
After Okra (harvest ends Jun 2) 195 days until frost
After Snap Peas (harvest ends Jun 2) 195 days until frost
After Onion (harvest ends Jun 23) 174 days until frost
After Basil (harvest ends Jun 9) 188 days until frost
After Peppers (harvest ends Jun 23) 174 days until frost

Sunlight & Day Length

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

Longest Day

13.7 hours

Summer solstice daylight

Shortest Day

10.3 hours

Winter solstice daylight

Peak Sun Hours

9.7 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 5.5 hr Short day
February 11.1 hr 6.5 hr Short day
March 11.8 hr 7.3 hr Short day
April 12.6 hr 8 hr Neutral
May 13.3 hr 8.4 hr Neutral
June 13.7 hr 9.7 hr Neutral
July 13.5 hr 9.7 hr Neutral
August 13 hr 9.4 hr Neutral
September 12.2 hr 7.9 hr Neutral
October 11.3 hr 7.6 hr Short day
November 10.6 hr 6.3 hr Short day
December 10.3 hr 5.5 hr Short day

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

Soil Temperature & Composting Calendar

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

Plant Warm Crops When

Soil reaches 60°F+

Soil warm enough from 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° 48° 65° 83° 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 42°F 51°F 🐢 Slow ~24 weeks
Feb 47°F 51°F 🐢 Slow ~24 weeks
Mar 53°F 56°F ♻️ Active ~14 weeks
Apr 60°F 61°F ♻️ Active ~14 weeks
May 67°F 68°F 🔥 Peak ~8 weeks
Jun 80°F 74°F 🔥 Peak ~8 weeks
Jul 89°F 81°F 🔥 Peak ~8 weeks
Aug 89°F 85°F 🔥 Peak ~8 weeks
Sep 84°F 81°F 🔥 Peak ~8 weeks
Oct 71°F 74°F 🔥 Peak ~8 weeks
Nov 60°F 65°F ♻️ Active ~14 weeks
Dec 48°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 Zapata County

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

Insect Pest Pressure

7.7 / 10

High — expect multiple pest generations. Preventative measures essential.

Disease Risk

7.6 / 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 Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
Whiteflies High Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
Spider mites High May, Jun, Jul, Aug, Sep, Oct
Fire ants High Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
Thrips Moderate Apr, May, Jun, Jul, Aug
Leaf miners Moderate Mar, Apr, May, Jun
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 Zapata County

Cover crops protect bare soil, fix nitrogen, suppress weeds, and improve soil structure — with county-specific planting dates.

Spring Cover Crops (4 options) — Build soil before the main growing season
Crop Plant By Terminate N-Fixing Soil Benefit
Buckwheat Feb 8 Oct 5 Rapid growth, attracts pollinators, suppresses weeds
Cowpeas (southern peas) Feb 9 Oct 12 ✓ Yes Excellent nitrogen fixer for warm climates, edible
Sorghum-sudan grass Feb 10 Oct 5 Massive biomass, breaks compaction, suppresses nematodes
White clover Jan 4 Oct 5 ✓ Yes Living mulch, fixes nitrogen, permanent ground cover
Summer Cover Crops (1 options) — Fill gaps and suppress weeds between plantings
Crop Plant By Terminate N-Fixing Soil Benefit
Sunflowers Feb 18 Nov 23 Deep roots break compaction, attract pollinators and beneficial insects
Fall Cover Crops (4 options) — Plant after harvest to protect soil over winter
Crop Plant By Terminate N-Fixing Soil Benefit
Austrian winter peas Oct 19 Jan 20 ✓ Yes Fixes nitrogen, good for heavy clay soils
Crimson clover Oct 2 Jan 20 ✓ Yes Fixes nitrogen, attracts pollinators in spring
Daikon radish Oct 22 Jan 20 Deep taproot breaks compaction, excellent for clay soils
Hairy vetch Oct 1 Jan 13 ✓ Yes Excellent nitrogen fixer, good for depleted soils

Wind & Microclimate

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

Seasonal Wind Speed

Spring: 17 mph   Summer: 13 mph

Fall: 15 mph   Winter: 18 mph

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

Windbreak Benefit

9.2/10

Strongly recommended — a windbreak (fence, hedge, or row of tall crops like corn or sunflowers) will significantly improve garden yields.

Frost Pocket Risk

Low

Relatively flat terrain (381 ft range). Frost pocket risk is minimal — garden placement is flexible.

Rainwater Harvesting Potential

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

Annual Collection

30,103 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 1,500 gal tank.

Legal Status

Unrestricted

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

Best Collection Months

May, Jun, Jul, Aug

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 60.4 inches of rain per year
  • A 1,000 sq ft roof can collect roughly 30,103 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

Soil & Growing Conditions in Zapata County

Soil Type

Loam

Soil pH 6.2–7.6 · Well Drained drainage

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

Watering Needs

Drought stress: 3.5/10

Low-to-moderate drought stress. Plan to water 1–2 times per week during peak summer. (60.6 in. annual rainfall)

Season Tips

315-day frost-free season

Your long season supports multiple successions and heat-demanding crops like melons, sweet potatoes, and peppers. Plant warm-season crops as soon as soil warms.

Your Free Printable Garden Planner

Plan every bed, every planting, every harvest — in one place. This 24-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.

Recommended for Your Garden

☀️
Garden Shade Cloth $15-35

Reduce heat stress and sun scorch in hot climates with UV-stabilized shade cloth.

🧪
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.

🥬 Vegetables to Grow in Zapata County

115 vegetables that grow well in Zone 9b with planting dates for Zapata County.

Show all 115 vegetables with planting dates
Plant Start Indoors Direct Sow Transplant Harvest Days to Maturity
Acorn Squash Jan 6 Feb 3 Feb 10 May 5 – Jun 9 80–100
Amaranth Dec 23 Feb 3 Feb 10 May 12 – Jun 30 90–120
Artichoke Feb 17 Jun 23 – Sep 1 120–180
Arugula Jan 6 Jan 13 Feb 3 Mar 10 – May 12 30–50
Asparagus Feb 17 730–1095
Beets Jan 13 Mar 10 – Apr 7 50–70
Belgian Endive Jan 6 Jan 13 Feb 3 May 26 – Jul 21 110–150
Bitter Melon Dec 23 Feb 3 Feb 10 Apr 14 – May 26 60–90
Black Beans Feb 10 May 12 – Jun 30 90–120
Bok Choy Jan 6 Jan 13 Feb 3 Mar 17 – Apr 21 40–60
Broccoli Jan 6 Jan 13 Feb 3 Apr 7 – May 19 60–90
Broccoli Rabe Jan 6 Jan 13 Feb 3 Mar 17 – Apr 21 40–60
Brussels Sprouts Jan 6 Jan 13 Feb 3 May 5 – Jun 30 90–130
Butternut Squash Jan 6 Feb 3 Feb 10 May 12 – Jun 16 85–110
Cabbage Jan 6 Jan 13 Feb 3 Apr 7 – Jun 2 60–100
Calabash Dec 23 Feb 3 Feb 10 May 5 – Jun 30 80–120
Cardoon Feb 17 Jun 23 – Aug 4 120–150
Carrots Jan 13 Mar 17 – Apr 21 60–80
Cauliflower Jan 6 Jan 13 Feb 3 Mar 31 – Jun 2 55–100
Celeriac Jan 6 Jan 13 Feb 3 May 19 – Jun 23 100–120
Celery Jan 6 Jan 13 Feb 3 Apr 28 – Jun 23 80–120
Celtuce Jan 6 Jan 13 Feb 3 Apr 7 – May 19 60–90
Chard Jan 6 Jan 13 Feb 3 Mar 31 – May 19 50–60
Chayote Dec 23 Feb 3 Feb 10 Jun 16 – Aug 25 120–180
Chickpeas Jan 6 Jan 13 Feb 3 Apr 28 – Jun 9 80–110
Chicory Jan 6 Jan 13 Feb 3 Apr 7 – May 19 60–85
Chinese Cabbage Jan 6 Jan 13 Feb 3 Mar 31 – Apr 28 50–70
Christmas Lima Beans Dec 23 Feb 3 Feb 10 May 5 – Jun 9 80–100
Collard Greens Jan 6 Jan 13 Feb 3 Mar 31 – Jun 2 55–75
Corn Feb 10 Apr 14 – Jun 9 60–100
Cowpeas Feb 10 Apr 14 – May 26 60–90
Cress Jan 6 Jan 13 Feb 3 Feb 17 – Mar 10 14–21
Crookneck Squash Jan 6 Feb 3 Feb 10 Mar 31 – Apr 28 45–60
Crosne Jan 13 Jun 16 – Aug 18 150–200
Cucumber Jan 6 Feb 3 Feb 10 Apr 7 – Jun 2 50–70
Daikon Jan 13 Mar 10 – Apr 7 50–70
Delicata Squash Jan 6 Feb 3 Feb 10 May 5 – Jun 9 80–100
Edamame Feb 10 Apr 28 – Jun 9 75–100
Eggplant Dec 23 Feb 3 Feb 10 Apr 21 – Jun 23 65–85
Endive Jan 6 Jan 13 Feb 3 Mar 24 – Apr 28 45–65
Escarole Jan 6 Jan 13 Feb 3 Mar 31 – Apr 28 50–70
Fava Beans Jan 6 Jan 13 Feb 3 Apr 21 – Jun 2 75–100
Fennel Dec 23 Feb 3 Feb 10 Apr 14 – May 26 60–90
Garlic 90–240
Ginger Dec 23 Feb 3 Feb 10 Oct 13 – Dec 8 240–300
Green Beans Feb 10 Apr 7 – Jun 2 50–65
Horseradish Feb 17 Jun 23 – Sep 1 120–180
Hot Peppers Dec 23 Feb 3 Feb 10 Apr 21 – Jul 28 70–120
Hubbard Squash Jan 6 Feb 3 Feb 10 May 26 – Jun 30 100–120
Jicama Dec 23 Feb 3 Feb 10 Jun 16 – Aug 25 120–180
Kabocha Jan 6 Feb 3 Feb 10 May 12 – Jun 9 85–100
Kai Lan Jan 6 Jan 13 Feb 3 Mar 24 – Apr 21 45–60
Kale Jan 6 Jan 13 Feb 3 Mar 31 – May 26 50–70
Kidney Beans Feb 10 May 12 – Jun 16 85–110
Kohlrabi Jan 6 Jan 13 Feb 3 Mar 24 – Apr 28 45–65
Komatsuna Jan 6 Jan 13 Feb 3 Mar 10 – Apr 14 35–50
Leeks Jan 6 Jan 13 Feb 3 May 5 – Jul 21 90–150
Lentils Jan 6 Jan 13 Feb 3 Apr 28 – Jun 9 80–110
Lettuce Jan 6 Jan 13 Feb 3 Mar 10 – May 19 30–60
Lima Beans Feb 10 Apr 14 – May 26 60–90
Loofah Dec 23 Feb 3 Feb 10 May 26 – Jul 28 100–150
Luffa Dec 23 Feb 3 Feb 10 May 12 – Jul 28 90–150
Mache Jan 6 Jan 13 Feb 3 Mar 17 – Apr 21 40–60
Malabar Spinach Dec 23 Feb 3 Feb 10 Apr 7 – May 5 55–70
Melon Jan 6 Feb 3 Feb 10 Apr 21 – Jun 9 70–100
Microgreens Jan 6 Jan 13 Feb 3 Feb 10 – Mar 10 7–21
Mitsuba Jan 6 Jan 13 Jan 27 Mar 24 – May 19 50–70
Mizuna Jan 6 Jan 13 Feb 3 Mar 10 – Apr 7 30–45
Mustard Greens Jan 6 Jan 13 Feb 3 Mar 10 – May 12 30–50
Napa Cabbage Jan 6 Jan 13 Feb 3 Mar 31 – May 5 55–75
New Zealand Spinach Dec 23 Feb 3 Feb 10 Apr 7 – May 5 55–70
Okra Dec 23 Feb 3 Feb 10 Apr 7 – Jun 2 50–65
Onion Jan 6 Jan 13 Feb 3 May 5 – Jun 23 90–120
Pac Choi Jan 6 Jan 13 Feb 3 Mar 17 – Apr 14 40–55
Parsnip Jan 13 Apr 28 – Jun 9 100–130
Patty Pan Squash Jan 6 Feb 3 Feb 10 Mar 31 – Apr 28 45–60
Peas Jan 6 Jan 13 Feb 3 Mar 31 – May 26 55–70
Peppers Dec 23 Feb 3 Feb 10 Apr 14 – Jun 23 60–90
Pole Beans Dec 23 Feb 3 Feb 10 Apr 7 – Jun 2 55–70
Potatoes Dec 23 Feb 3 Feb 10 Apr 21 – Jun 30 70–120
Pumpkin Jan 6 Feb 3 Feb 10 May 12 – Jun 30 85–120
Purslane Jan 6 Jan 13 Feb 3 Mar 17 – Apr 21 40–60
Radicchio Jan 6 Jan 13 Feb 3 Apr 7 – May 12 60–80
Radish Jan 13 Feb 10 – Mar 3 22–35
Romanesco Jan 6 Jan 13 Feb 3 Apr 21 – Jun 2 75–100
Rutabaga Jan 13 Apr 7 – May 12 80–100
Salsify Jan 13 Apr 28 – Jun 9 100–130
Savoy Cabbage Jan 6 Jan 13 Feb 3 Apr 14 – Jun 9 70–110
Scallions Jan 6 Jan 13 Feb 3 Mar 31 – Apr 28 50–70
Scarlet Runner Beans Dec 23 Feb 3 Feb 10 Apr 14 – May 19 60–80
Shallot Jan 6 Jan 13 Feb 3 May 5 – Jun 23 90–120
Shiso Dec 23 Feb 10 Feb 10 Apr 7 – Jun 2 50–70
Snap Peas Dec 23 Feb 3 Feb 10 Apr 7 – Jun 2 55–70
Snow Peas Jan 6 Jan 13 Feb 3 Mar 31 – May 26 50–65
Soybeans Feb 10 May 5 – Jun 30 80–120
Spaghetti Squash Jan 6 Feb 3 Feb 10 May 12 – Jun 9 85–100
Spinach Jan 6 Jan 13 Feb 3 Mar 10 – May 12 35–50
Squash (Summer) Jan 6 Feb 3 Feb 10 Mar 31 – Jun 2 45–65
Squash (Winter) Jan 6 Feb 3 Feb 10 May 5 – Jun 30 80–120
Sunchoke Feb 17 Jun 9 – Aug 4 110–150
Sunflower Dec 23 Feb 3 Feb 10 Apr 21 – Jun 9 70–100
Sweet Corn Feb 10 Apr 14 – May 26 60–90
Sweet Potatoes Dec 23 Feb 3 Feb 10 May 12 – Jun 30 90–120
Tatsoi Jan 6 Jan 13 Feb 3 Mar 10 – Apr 14 35–50
Tomatillo Dec 23 Feb 3 Feb 10 Apr 14 – Jun 23 60–85
Tomatoes Dec 23 Feb 3 Feb 10 Apr 14 – Jun 23 60–85
Turmeric Dec 23 Feb 3 Feb 10 Oct 13 – Dec 8 240–300
Turnip Jan 13 Feb 24 – Mar 31 40–60
Watercress Jan 6 Jan 13 Feb 3 Mar 17 – Apr 21 40–60
Watermelon Jan 6 Feb 3 Feb 10 Apr 21 – Jun 9 70–100
Wax Beans Feb 10 Apr 7 – Jun 2 50–65
Winter Melon Dec 23 Feb 3 Feb 10 May 12 – Jun 30 90–120
Yam Dec 23 Feb 3 Feb 10 Aug 11 – Dec 8 180–330
Yard Long Beans Dec 23 Feb 3 Feb 10 Apr 7 – May 19 55–80
Zucchini Jan 6 Feb 3 Feb 10 Mar 31 – May 26 45–60

🍓 Fruits to Grow in Zapata County

24 fruits that grow well in Zone 9b with planting dates for Zapata County.

Show all 24 fruits with planting dates
Plant Start Indoors Direct Sow Transplant Harvest Days to Maturity
Alpine Strawberries Feb 17 May 19 – Sep 1 90–180
Blackberries Feb 17 365–730
Boysenberries Feb 17 365–730
Cantaloupe Feb 17 Apr 28 – Jun 2 70–90
Che Fruit Feb 17 1095–1825
Dragon Fruit Feb 17 365–730
Elderberries Feb 17 730–1095
Figs Feb 17 730–1825
Goji Berries Feb 17 730–1095
Grapes Feb 17 730–1095
Ground Cherry Feb 17 Apr 28 – Jun 23 65–80
Guava Feb 17 365–730
Honeydew Feb 17 May 12 – Jun 23 80–110
Kiwi Feb 17 1095–1825
Loquat Feb 17 730–1825
Mulberries Feb 17 730–1825
Passion Fruit Feb 17 365–545
Pawpaw Feb 17 1095–2555
Persimmon Feb 17 1095–2555
Pomegranate Feb 17 730–1095
Quince Feb 17 1095–1825
Raspberries Feb 17 365–730
Serviceberries Feb 17 730–1095
Strawberries Feb 17 May 19 – Dec 15 90–365

🌿 Herbs to Grow in Zapata County

40 herbs that grow well in Zone 9b with planting dates for Zapata County.

Show all 40 herbs with planting dates
Plant Start Indoors Direct Sow Transplant Harvest Days to Maturity
Anise Jan 6 Jan 13 Jan 27 Apr 28 – Jul 14 90–120
Basil Dec 23 Feb 10 Feb 10 Apr 7 – Jun 9 50–75
Bee Balm Feb 10 May 12 – Jul 28 90–120
Borage Jan 6 Jan 13 Jan 27 Mar 24 – May 12 50–60
Caraway Jan 6 Jan 13 Jan 27 365–450
Catnip Feb 10 Apr 14 – Jun 16 60–80
Chamomile Jan 6 Jan 13 Jan 27 Mar 31 – Jun 9 60–90
Chervil Jan 6 Jan 13 Jan 27 Mar 10 – May 12 40–60
Chives Feb 10 Apr 14 – Jun 23 60–90
Cilantro Jan 6 Jan 13 Jan 27 Mar 10 – May 12 40–60
Comfrey Feb 10 Apr 14 – Jun 23 60–90
Cumin Jan 6 Jan 13 Jan 27 May 12 – Jul 14 100–120
Dill Jan 6 Jan 13 Jan 27 Mar 10 – May 12 40–60
Echinacea Feb 10 Jun 16 – Sep 22 120–180
Epazote Dec 23 Feb 10 Feb 10 Mar 31 – May 26 45–60
Fennel (herb) Jan 6 Jan 13 Jan 27 Mar 31 – Jun 9 60–90
Feverfew Feb 10 May 12 – Jul 28 90–120
Garlic Chives Feb 10 Apr 14 – Jun 23 60–90
Horehound Feb 10 Apr 28 – Jun 23 75–90
Hyssop Feb 10 Apr 21 – Jun 23 70–90
Lavender Feb 10 May 12 – Oct 13 90–200
Lemon Balm Feb 10 Apr 14 – Jun 2 60–70
Lemon Thyme Feb 10 Apr 21 – Jun 23 70–90
Lemon Verbena Dec 23 Feb 10 Feb 10 Apr 14 – Jun 23 60–90
Lemongrass Dec 23 Feb 10 Feb 10 Apr 28 – Jul 28 75–120
Marjoram Feb 10 Apr 14 – Jun 23 60–90
Mint Feb 10 Apr 14 – Jun 23 60–90
Oregano Feb 10 Apr 14 – Jun 23 60–90
Parsley Jan 6 Jan 13 Jan 27 Mar 31 – Jun 2 60–80
Rosemary Feb 10 May 5 – Sep 22 80–180
Rue Feb 10 Apr 21 – Jun 23 70–90
Sage Feb 10 Apr 28 – Jun 23 75–90
Savory Feb 10 Apr 7 – Jun 2 50–70
Sorrel Jan 6 Jan 13 Jan 27 Mar 10 – May 12 40–60
Stevia Dec 23 Feb 10 Feb 10 Apr 14 – Jun 23 60–90
Tarragon Feb 10 Apr 14 – Jun 23 60–90
Thai Basil Dec 23 Feb 10 Feb 10 Apr 7 – Jun 9 50–75
Thyme Feb 10 Apr 21 – Jun 23 70–90
Valerian Feb 10 Jun 16 – Sep 22 120–180
Yarrow Feb 10 May 12 – Jul 28 90–120

Monthly Planting Guide for Zapata County

Gardening Guides & Resources

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

Frequently Asked Questions

What planting zone is Zapata County, TX?

Zapata County is in USDA Hardiness Zone 9b. 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 Zapata County, TX?

Based on 24 years of NOAA weather station data, the median last spring frost in Zapata County falls around February 3. In 8 out of 10 years, last frost lands between January 8 and February 27 — a 50-day window of variability. Use February 27 as your conservative safe-to-plant date for frost-sensitive crops.

When is the first fall frost in Zapata County, TX?

The median first fall frost in Zapata County arrives around December 14. In cold years it can arrive as early as November 29; in mild years as late as December 24. Harvest or protect frost-sensitive crops — tomatoes, peppers, basil, squash — before this date.

How long is the growing season in Zapata County?

Zapata County has a frost-free growing season of approximately 315 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 4.14 days per decade.

What is the soil like in Zapata County for gardening?

Zapata County has predominantly Loam soil with a pH range of 6.2–7.6 and Well Drained drainage. Most vegetables and herbs grow well with standard composting and seasonal soil amendment.

What is grown commercially in Zapata County?

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

Is Zapata County a good location for home gardening?

Zapata County scores 41/100 (Moderate) 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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Your Zapata County Garden Planner — Free

A 24-page printable planner built for Zapata County (Zone 9b). 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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The Gardener's Encyclopedia to Companion Planting

The Gardener's Encyclopedia to Companion Planting

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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
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See what's inside →
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Seed Saving & Storage Guide

Seed Saving & Storage Guide

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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.

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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
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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 Zapata County (24 years of records). Frost dates represent 50% probability averages; local conditions vary by elevation and microclimate. Last updated: May 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.