Polk County, TX — Planting Guide
This month in Polk County, Texas
We've pulled the most time-sensitive tasks for Polk County, Texas this June and put them front and centre. Tackle them in order.
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Collect basil, cucumber, and green beans at their peak
This is the payoff month. Bring a basket, bring a friend, and get into the beds.
July prep starts now
- First harvests: basil, cucumber, and green beans
Polk County is in USDA Zone 9a. The average last spring frost is March 4 and the first fall frost is November 23, giving you a growing season of approximately 264 days.
At an elevation of 292 ft, Polk County receives approximately 63 in of rainfall annually. Summer highs average 96°F with winter lows around 35°F. The predominant soil type is Sandy Loam.
Based on 31 years of NOAA climate station data, the last frost date here varies by 50 days year to year — ranging from February 7 in warm years to March 28 in cold years. Polk County scores 62/100 (Good) on the Microclimate Index.
🌡️ Zone
9a (20°F to 25°F min)
❄️ Last Frost
March 4
🍂 First Frost
November 23
📅 Growing Season
264 days
⛰️ Elevation
292 ft
🌧️ Annual Rainfall
63 in
Monthly Watering Calendar for Polk County
When you'll need to water your garden — based on average monthly rainfall vs. the ~1 inch/week most gardens need.
The practical takeaway: A drip irrigation system pays for itself in 1-2 seasons in any climate. Polk County's 63" annual rainfall determines whether you'll run it weekly (dry zones) or maybe just during summer dry spells (wet zones).
View detailed monthly data
| Month | Avg Rainfall | Rainy Days | Extra Water Needed | Watering Effort |
|---|---|---|---|---|
| Jan | 1.4 in | 4 days | — | None |
| Feb | 2.4 in | 5 days | 1.9 in | High |
| Mar | 4 in | 6 days | 0.3 in | Low |
| Apr | 5.8 in | 7 days | — | Low |
| May | 8.5 in | 9 days | — | Low |
| Jun | 11.4 in | 9 days | — | Low |
| Jul | 7 in | 7 days | — | Low |
| Aug | 7.9 in | 7 days | — | Low |
| Sep | 6.5 in | 6 days | — | Low |
| Oct | 4.4 in | 4 days | — | Low |
| Nov | 2.1 in | 4 days | 2.2 in | High |
| Dec | 1.6 in | 4 days | — | None |
Annual total: 63 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.
Polk County Soil Profile
Soil Type
Sandy Loam
Soil pH
5.2-6.6
Drainage
Well Drained
Frost Risk Probability
Based on 31 years of NOAA weather station data from 3 stations
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 28 | Dec 12 | 259 days |
| Cautious | Mar 11 | Nov 30 | 264 days |
| Average year | Mar 4 | Nov 23 | 264 days |
| Optimistic | Feb 19 | Nov 13 | 267 days |
| Aggressive (risky) | Feb 7 | Nov 1 | 267 days |
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.
Gardening Difficulty Score
Polk County offers good growing conditions. A little planning around frost dates goes a long way.
Local Gardening Help in Polk 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 Polk County's climate and soil.
County Extension Office
Polk 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.
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.
Services Available in Polk County
Finding local nurseries & garden centers in Polk County
Why Buy Local
Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Polk 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 Polk County TX" or "garden center Polk 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 Polk County TX" or check your extension office and local parks department. Facebook groups like "Polk 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.
Show 6 more succession options
Sunlight & Day Length in Polk County
Monthly daylight hours and peak sun — critical for onion varieties, photoperiod-sensitive plants, and solar garden planning.
Quick context: Plants use day length as their seasonal clock. Some crops flower when days lengthen (most flowers), some when days shorten (chrysanthemums, soybeans). Polk County's curve is the timing layer beneath everything you grow.
Longest Day
14 hours
Summer solstice daylight
Shortest Day
10 hours
Winter solstice daylight
Peak Sun Hours
9.8 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.
Onion tip: Day-neutral onion varieties like Candy, Cabernet, and Sierra Blanca perform best in your day-length range.
View detailed monthly data
| Month | Daylight Hours | Peak Sun Hours | Day Length |
|---|---|---|---|
| January | 10.2 hr | 5.3 hr | Short day |
| February | 10.9 hr | 6.4 hr | Short day |
| March | 11.8 hr | 7.4 hr | Short day |
| April | 12.8 hr | 8.3 hr | Neutral |
| May | 13.6 hr | 8.4 hr | Neutral |
| June | 14 hr | 9.8 hr | Long day |
| July | 13.8 hr | 9.5 hr | Neutral |
| August | 13.1 hr | 9.1 hr | Neutral |
| September | 12.2 hr | 8 hr | Neutral |
| October | 11.2 hr | 7.1 hr | Short day |
| November | 10.4 hr | 6.3 hr | Short day |
| December | 10 hr | 5.7 hr | Short day |
Peak sun hours factor in typical cloud cover — use these for solar panel and shade-planning calculations.
Soil Temperature & Composting in Polk County
Monthly soil temps tell you when to plant warm-season crops, and when your compost pile is actively working.
The practical takeaway: Lettuce germinates at 35°F. Beans want 60°F. Tomatoes 65°F+. Soil temp, not air temp, is what plants feel. Polk 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 Apr through Nov.
Best Month to Compost
May
Microbial activity peaks when soil is warm.
Active Composting
10 months
Nearly year-round composting.
View detailed monthly data
| Month | Soil 4" Deep | Soil 8" Deep | Compost Activity | Time to Finish |
|---|---|---|---|---|
| Jan | 44°F | 53°F | 🐢 Slow | ~24 weeks |
| Feb | 49°F | 53°F | 🐢 Slow | ~24 weeks |
| Mar | 53°F | 57°F | ♻️ Active | ~14 weeks |
| Apr | 61°F | 63°F | ♻️ Active | ~14 weeks |
| May | 72°F | 70°F | 🔥 Peak | ~8 weeks |
| Jun | 84°F | 80°F | 🔥 Peak | ~8 weeks |
| Jul | 89°F | 85°F | 🔥 Peak | ~8 weeks |
| Aug | 93°F | 89°F | 🔥 Peak | ~8 weeks |
| Sep | 87°F | 85°F | 🔥 Peak | ~8 weeks |
| Oct | 76°F | 76°F | 🔥 Peak | ~8 weeks |
| Nov | 62°F | 67°F | ♻️ Active | ~14 weeks |
| Dec | 51°F | 58°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 Polk County
Computed from local climate patterns — warmer, humid conditions increase pest generations and fungal disease risk.
Why this matters: Two gardeners can grow identical seeds and get wildly different results based on pest pressure alone. Polk County's climate sets a floor on what's possible without intervention.
Insect Pest Pressure
High — expect multiple pest generations. Preventative measures essential.
Disease Risk
High fungal/bacterial risk. Space plants for airflow, water at soil level.
Seasonal Risk
View 6 common pests in your area
| Pest | Risk Level | Peak 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 | Low | 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 Polk County
Cover crops protect bare soil, fix nitrogen, suppress weeds, and improve soil structure — with planting dates calibrated for your area.
Why this matters: Cover crops fix nitrogen by hosting bacteria that pull it from the air. A vigorous legume cover crop can deliver 50-150 lbs/acre of nitrogen — meaningful for the next vegetable season.
Spring Cover Crops (4 options) — Build soil before the main growing season
| Crop | Plant By | Terminate | N-Fixing | Soil Benefit |
|---|---|---|---|---|
| Buckwheat | Mar 12 | Sep 28 | — | Rapid growth, attracts pollinators, suppresses weeds |
| Cowpeas (southern peas) | Mar 14 | Sep 28 | ✓ Yes | Excellent nitrogen fixer for warm climates, edible |
| Sorghum-sudan grass | Mar 16 | Sep 14 | — | Massive biomass, breaks compaction, suppresses nematodes |
| White clover | Feb 4 | Sep 14 | ✓ 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 25 | Nov 9 | — | 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 18 | Feb 18 | ✓ Yes | Fixes nitrogen, good for heavy clay soils |
| Crimson clover | Sep 11 | Feb 11 | ✓ Yes | Fixes nitrogen, attracts pollinators in spring |
| Daikon radish | Oct 8 | Feb 18 | — | Deep taproot breaks compaction, excellent for clay soils |
| Hairy vetch | Sep 3 | Feb 18 | ✓ Yes | Excellent nitrogen fixer, good for depleted soils |
| Oats | Oct 14 | Feb 18 | — | Quick biomass, winterkills in cold zones — no spring tillage needed |
| Winter rye | Aug 23 | Feb 11 | — | Suppresses weeds, prevents erosion, breaks up compacted soil |
| Winter wheat | Aug 31 | Feb 18 | — | Erosion control, weed suppression, good biomass |
Wind & Microclimate in Polk County
The practical takeaway: Wind is the silent water thief. Every breeze pulls moisture from leaves and soil. Polk County's 12.4 mph average is one piece of the watering math: rainfall + irrigation must exceed evaporation + transpiration, and wind boosts both losses.
Wind dries soil, stresses plants, and affects frost patterns. Understanding your exposure helps with garden placement.
Seasonal Wind Speed
Spring: 15 mph Summer: 12 mph
Fall: 14 mph Winter: 16 mph
Prevailing wind: S. Windy area — plant a windbreak hedge on the S side of your garden.
Windbreak Benefit
9/10
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 (323 ft range). Frost pocket risk is minimal — garden placement is flexible.
Rainwater Harvesting in Polk County
How much water you can collect, when to collect it, and what size system you need for your garden.
Why it matters: A gravity-fed rain barrel ($75) is the easy entry. A larger cistern ($500-1500) covers a whole growing season. Polk County's 63" annual rainfall determines whether the larger system is overkill or essential.
Annual Collection
31,399 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 63.0 inches of rain per year
- A 1,000 sq ft roof can collect roughly 31,399 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 Polk County
Soil Type
Sandy Loam
Soil pH 5.2–6.6 · Excessively Drained drainage
Native soil is well-suited to most vegetables and herbs with regular compost additions.
Watering Needs
Drought stress: 3.5/10
Low-to-moderate drought stress. Plan to water 1–2 times per week during peak summer. (63 in. annual rainfall)
Season Tips
264-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 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.
Recommended for Your Garden
Reduce heat stress and sun scorch in hot climates with UV-stabilized shade cloth.
Retain moisture and nutrients in sandy soils with expanded vermiculite.
Test your soil pH, nitrogen, phosphorus, and potassium levels before planting.
🥬 Vegetables to Grow in Polk County
114 vegetables that grow well in Zone 9a with planting dates for Polk County.
Show all 114 vegetables with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Acorn Squash | Feb 4 | Mar 4 | Mar 11 | — | Jun 3 – Jul 8 | 80–100 |
| Amaranth | Jan 21 | Mar 4 | Mar 11 | — | Jun 10 – Jul 29 | 90–120 |
| Artichoke | — | — | Mar 18 | — | Jul 22 – Sep 30 | 120–180 |
| Arugula | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 8 – Jun 10 | 30–50 |
| Asparagus | — | — | Mar 18 | — | — | 730–1095 |
| Beets | — | Feb 11 | — | Sep 28 | Apr 8 – May 6 | 50–70 |
| Belgian Endive | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Jun 24 – Aug 19 | 110–150 |
| Bitter Melon | Jan 21 | Mar 4 | Mar 11 | — | May 13 – Jun 24 | 60–90 |
| Black Beans | — | Mar 11 | — | — | Jun 10 – Jul 29 | 90–120 |
| Bok Choy | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 15 – May 20 | 40–60 |
| Broccoli | Feb 4 | Feb 11 | Mar 4 | Sep 28 | May 6 – Jun 17 | 60–90 |
| Broccoli Rabe | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 15 – May 20 | 40–60 |
| Brussels Sprouts | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Jun 3 – Jul 29 | 90–130 |
| Butternut Squash | Feb 4 | Mar 4 | Mar 11 | — | Jun 10 – Jul 15 | 85–110 |
| Cabbage | Feb 4 | Feb 11 | Mar 4 | Sep 28 | May 6 – Jul 1 | 60–100 |
| Calabash | Jan 21 | Mar 4 | Mar 11 | — | Jun 3 – Jul 29 | 80–120 |
| Cardoon | — | — | Mar 18 | — | Jul 22 – Sep 2 | 120–150 |
| Carrots | — | Feb 11 | — | Sep 28 | Apr 15 – May 20 | 60–80 |
| Cauliflower | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 29 – Jul 1 | 55–100 |
| Celeriac | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Jun 17 – Jul 22 | 100–120 |
| Celery | Feb 4 | Feb 11 | Mar 4 | Sep 28 | May 27 – Jul 22 | 80–120 |
| Celtuce | Feb 4 | Feb 11 | Mar 4 | Sep 28 | May 6 – Jun 17 | 60–90 |
| Chard | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 29 – Jun 17 | 50–60 |
| Chayote | Jan 21 | Mar 4 | Mar 11 | — | Jul 15 – Sep 23 | 120–180 |
| Chickpeas | Feb 4 | Feb 11 | Mar 4 | Sep 28 | May 27 – Jul 8 | 80–110 |
| Chicory | Feb 4 | Feb 11 | Mar 4 | Sep 28 | May 6 – Jun 17 | 60–85 |
| Chinese Cabbage | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 29 – May 27 | 50–70 |
| Christmas Lima Beans | Jan 21 | Mar 4 | Mar 11 | — | Jun 3 – Jul 8 | 80–100 |
| Collard Greens | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 29 – Jul 1 | 55–75 |
| Corn | — | Mar 11 | — | — | May 13 – Jul 8 | 60–100 |
| Cowpeas | — | Mar 11 | — | — | May 13 – Jun 24 | 60–90 |
| Cress | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Mar 18 – Apr 8 | 14–21 |
| Crookneck Squash | Feb 4 | Mar 4 | Mar 11 | — | Apr 29 – May 27 | 45–60 |
| Crosne | — | Feb 11 | — | Sep 28 | Jul 15 – Sep 16 | 150–200 |
| Cucumber | Feb 4 | Mar 4 | Mar 11 | — | May 6 – Jul 1 | 50–70 |
| Daikon | — | Feb 11 | — | Sep 28 | Apr 8 – May 6 | 50–70 |
| Delicata Squash | Feb 4 | Mar 4 | Mar 11 | — | Jun 3 – Jul 8 | 80–100 |
| Edamame | — | Mar 11 | — | — | May 27 – Jul 8 | 75–100 |
| Eggplant | Jan 21 | Mar 4 | Mar 11 | — | May 20 – Jul 22 | 65–85 |
| Endive | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 22 – May 27 | 45–65 |
| Escarole | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 29 – May 27 | 50–70 |
| Fava Beans | Feb 4 | Feb 11 | Mar 4 | Sep 28 | May 20 – Jul 1 | 75–100 |
| Fennel | Jan 21 | Mar 4 | Mar 11 | — | May 13 – Jun 24 | 60–90 |
| Garlic | — | — | — | Oct 12 | Jan 11 – Jun 28 | 90–240 |
| Ginger | Jan 21 | Mar 4 | Mar 11 | — | Nov 11 – Jan 6 | 240–300 |
| Green Beans | — | Mar 11 | — | — | May 6 – Jul 1 | 50–65 |
| Horseradish | — | — | Mar 18 | — | Jul 22 – Sep 30 | 120–180 |
| Hot Peppers | Jan 21 | Mar 4 | Mar 11 | — | May 20 – Aug 26 | 70–120 |
| Hubbard Squash | Feb 4 | Mar 4 | Mar 11 | — | Jun 24 – Jul 29 | 100–120 |
| Jicama | Jan 21 | Mar 4 | Mar 11 | — | Jul 15 – Sep 23 | 120–180 |
| Kabocha | Feb 4 | Mar 4 | Mar 11 | — | Jun 10 – Jul 8 | 85–100 |
| Kai Lan | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 22 – May 20 | 45–60 |
| Kale | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 29 – Jun 24 | 50–70 |
| Kidney Beans | — | Mar 11 | — | — | Jun 10 – Jul 15 | 85–110 |
| Kohlrabi | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 22 – May 27 | 45–65 |
| Komatsuna | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 8 – May 13 | 35–50 |
| Leeks | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Jun 3 – Aug 19 | 90–150 |
| Lentils | Feb 4 | Feb 11 | Mar 4 | Sep 28 | May 27 – Jul 8 | 80–110 |
| Lettuce | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 8 – Jun 17 | 30–60 |
| Lima Beans | — | Mar 11 | — | — | May 13 – Jun 24 | 60–90 |
| Loofah | Jan 21 | Mar 4 | Mar 11 | — | Jun 24 – Aug 26 | 100–150 |
| Luffa | Jan 21 | Mar 4 | Mar 11 | — | Jun 10 – Aug 26 | 90–150 |
| Mache | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 15 – May 20 | 40–60 |
| Malabar Spinach | Jan 21 | Mar 4 | Mar 11 | — | May 6 – Jun 3 | 55–70 |
| Melon | Feb 4 | Mar 4 | Mar 11 | — | May 20 – Jul 8 | 70–100 |
| Microgreens | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Mar 11 – Apr 8 | 7–21 |
| Mitsuba | Feb 4 | Feb 11 | Feb 25 | Sep 28 | Apr 22 – Jun 17 | 50–70 |
| Mizuna | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 8 – May 6 | 30–45 |
| Mustard Greens | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 8 – Jun 10 | 30–50 |
| Napa Cabbage | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 29 – Jun 3 | 55–75 |
| New Zealand Spinach | Jan 21 | Mar 4 | Mar 11 | — | May 6 – Jun 3 | 55–70 |
| Okra | Jan 21 | Mar 4 | Mar 11 | — | May 6 – Jul 1 | 50–65 |
| Onion | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Jun 3 – Jul 22 | 90–120 |
| Pac Choi | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 15 – May 13 | 40–55 |
| Parsnip | — | Feb 11 | — | Sep 28 | May 27 – Jul 8 | 100–130 |
| Patty Pan Squash | Feb 4 | Mar 4 | Mar 11 | — | Apr 29 – May 27 | 45–60 |
| Peas | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 29 – Jun 24 | 55–70 |
| Peppers | Jan 21 | Mar 4 | Mar 11 | — | May 13 – Jul 22 | 60–90 |
| Pole Beans | Jan 21 | Mar 4 | Mar 11 | — | May 6 – Jul 1 | 55–70 |
| Potatoes | Jan 21 | Mar 4 | Mar 11 | — | May 20 – Jul 29 | 70–120 |
| Pumpkin | Feb 4 | Mar 4 | Mar 11 | — | Jun 10 – Jul 29 | 85–120 |
| Purslane | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 15 – May 20 | 40–60 |
| Radicchio | Feb 4 | Feb 11 | Mar 4 | Sep 28 | May 6 – Jun 10 | 60–80 |
| Radish | — | Feb 11 | — | Sep 28 | Mar 11 – Apr 1 | 22–35 |
| Romanesco | Feb 4 | Feb 11 | Mar 4 | Sep 28 | May 20 – Jul 1 | 75–100 |
| Rutabaga | — | Feb 11 | — | Sep 28 | May 6 – Jun 10 | 80–100 |
| Salsify | — | Feb 11 | — | Sep 28 | May 27 – Jul 8 | 100–130 |
| Savoy Cabbage | Feb 4 | Feb 11 | Mar 4 | Sep 28 | May 13 – Jul 8 | 70–110 |
| Scallions | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 29 – May 27 | 50–70 |
| Scarlet Runner Beans | Jan 21 | Mar 4 | Mar 11 | — | May 13 – Jun 17 | 60–80 |
| Shallot | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Jun 3 – Jul 22 | 90–120 |
| Shiso | Jan 21 | Mar 11 | Mar 11 | — | May 6 – Jul 1 | 50–70 |
| Snap Peas | Jan 21 | Mar 4 | Mar 11 | — | May 6 – Jul 1 | 55–70 |
| Snow Peas | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 29 – Jun 24 | 50–65 |
| Soybeans | — | Mar 11 | — | — | Jun 3 – Jul 29 | 80–120 |
| Spaghetti Squash | Feb 4 | Mar 4 | Mar 11 | — | Jun 10 – Jul 8 | 85–100 |
| Spinach | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 8 – Jun 10 | 35–50 |
| Squash (Summer) | Feb 4 | Mar 4 | Mar 11 | — | Apr 29 – Jul 1 | 45–65 |
| Squash (Winter) | Feb 4 | Mar 4 | Mar 11 | — | Jun 3 – Jul 29 | 80–120 |
| Sunchoke | — | — | Mar 18 | — | Jul 8 – Sep 2 | 110–150 |
| Sweet Corn | — | Mar 11 | — | — | May 13 – Jun 24 | 60–90 |
| Sweet Potatoes | Jan 21 | Mar 4 | Mar 11 | — | Jun 10 – Jul 29 | 90–120 |
| Tatsoi | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 8 – May 13 | 35–50 |
| Tomatillo | Jan 21 | Mar 4 | Mar 11 | — | May 13 – Jul 22 | 60–85 |
| Tomatoes | Jan 21 | Mar 4 | Mar 11 | — | May 13 – Jul 22 | 60–85 |
| Turmeric | Jan 21 | Mar 4 | Mar 11 | — | Nov 11 – Jan 6 | 240–300 |
| Turnip | — | Feb 11 | — | Sep 28 | Mar 25 – Apr 29 | 40–60 |
| Watercress | Feb 4 | Feb 11 | Mar 4 | Sep 28 | Apr 15 – May 20 | 40–60 |
| Watermelon | Feb 4 | Mar 4 | Mar 11 | — | May 20 – Jul 8 | 70–100 |
| Wax Beans | — | Mar 11 | — | — | May 6 – Jul 1 | 50–65 |
| Winter Melon | Jan 21 | Mar 4 | Mar 11 | — | Jun 10 – Jul 29 | 90–120 |
| Yam | Jan 21 | Mar 4 | Mar 11 | — | Sep 9 – Jan 6 | 180–330 |
| Yard Long Beans | Jan 21 | Mar 4 | Mar 11 | — | May 6 – Jun 17 | 55–80 |
| Zucchini | Feb 4 | Mar 4 | Mar 11 | — | Apr 29 – Jun 24 | 45–60 |
🍓 Fruits to Grow in Polk County
24 fruits that grow well in Zone 9a with planting dates for Polk County.
Show all 24 fruits with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Alpine Strawberries | — | — | Mar 18 | — | Jun 17 – Sep 30 | 90–180 |
| Blackberries | — | — | Mar 18 | — | — | 365–730 |
| Boysenberries | — | — | Mar 18 | — | — | 365–730 |
| Cantaloupe | — | — | Mar 18 | — | May 27 – Jul 1 | 70–90 |
| Che Fruit | — | — | Mar 18 | — | — | 1095–1825 |
| Dragon Fruit | — | — | Mar 18 | — | — | 365–730 |
| Elderberries | — | — | Mar 18 | — | — | 730–1095 |
| Figs | — | — | Mar 18 | — | — | 730–1825 |
| Goji Berries | — | — | Mar 18 | — | — | 730–1095 |
| Grapes | — | — | Mar 18 | — | — | 730–1095 |
| Ground Cherry | — | — | Mar 18 | — | May 27 – Jul 22 | 65–80 |
| Guava | — | — | Mar 18 | — | — | 365–730 |
| Honeydew | — | — | Mar 18 | — | Jun 10 – Jul 22 | 80–110 |
| Kiwi | — | — | Mar 18 | — | — | 1095–1825 |
| Loquat | — | — | Mar 18 | — | — | 730–1825 |
| Mulberries | — | — | Mar 18 | — | — | 730–1825 |
| Passion Fruit | — | — | Mar 18 | — | — | 365–545 |
| Pawpaw | — | — | Mar 18 | — | — | 1095–2555 |
| Persimmon | — | — | Mar 18 | — | — | 1095–2555 |
| Pomegranate | — | — | Mar 18 | — | — | 730–1095 |
| Quince | — | — | Mar 18 | — | — | 1095–1825 |
| Raspberries | — | — | Mar 18 | — | — | 365–730 |
| Serviceberries | — | — | Mar 18 | — | — | 730–1095 |
| Strawberries | — | — | Mar 18 | — | Jun 17 – Jan 13 | 90–365 |
🌿 Herbs to Grow in Polk County
37 herbs that grow well in Zone 9a with planting dates for Polk County.
Show all 37 herbs with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Anise | Feb 4 | Feb 11 | Feb 25 | Sep 28 | May 27 – Aug 12 | 90–120 |
| Basil | Jan 21 | Mar 11 | Mar 11 | — | May 6 – Jul 8 | 50–75 |
| Bee Balm | — | — | Mar 11 | — | Jun 10 – Aug 26 | 90–120 |
| Borage | Feb 4 | Feb 11 | Feb 25 | Sep 28 | Apr 22 – Jun 10 | 50–60 |
| Caraway | Feb 4 | Feb 11 | Feb 25 | Sep 28 | — | 365–450 |
| Catnip | — | — | Mar 11 | — | May 13 – Jul 15 | 60–80 |
| Chamomile | Feb 4 | Feb 11 | Feb 25 | Sep 28 | Apr 29 – Jul 8 | 60–90 |
| Chervil | Feb 4 | Feb 11 | Feb 25 | Sep 28 | Apr 8 – Jun 10 | 40–60 |
| Chives | — | — | Mar 11 | — | May 13 – Jul 22 | 60–90 |
| Cilantro | Feb 4 | Feb 11 | Feb 25 | Sep 28 | Apr 8 – Jun 10 | 40–60 |
| Comfrey | — | — | Mar 11 | — | May 13 – Jul 22 | 60–90 |
| Cumin | Feb 4 | Feb 11 | Feb 25 | Sep 28 | Jun 10 – Aug 12 | 100–120 |
| Dill | Feb 4 | Feb 11 | Feb 25 | Sep 28 | Apr 8 – Jun 10 | 40–60 |
| Epazote | Jan 21 | Mar 11 | Mar 11 | — | Apr 29 – Jun 24 | 45–60 |
| Fennel (herb) | Feb 4 | Feb 11 | Feb 25 | Sep 28 | Apr 29 – Jul 8 | 60–90 |
| Feverfew | — | — | Mar 11 | — | Jun 10 – Aug 26 | 90–120 |
| Garlic Chives | — | — | Mar 11 | — | May 13 – Jul 22 | 60–90 |
| Horehound | — | — | Mar 11 | — | May 27 – Jul 22 | 75–90 |
| Hyssop | — | — | Mar 11 | — | May 20 – Jul 22 | 70–90 |
| Lemon Balm | — | — | Mar 11 | — | May 13 – Jul 1 | 60–70 |
| Lemon Thyme | — | — | Mar 11 | — | May 20 – Jul 22 | 70–90 |
| Lemon Verbena | Jan 21 | Mar 11 | Mar 11 | — | May 13 – Jul 22 | 60–90 |
| Lemongrass | Jan 21 | Mar 11 | Mar 11 | — | May 27 – Aug 26 | 75–120 |
| Marjoram | — | — | Mar 11 | — | May 13 – Jul 22 | 60–90 |
| Mint | — | — | Mar 11 | — | May 13 – Jul 22 | 60–90 |
| Oregano | — | — | Mar 11 | — | May 13 – Jul 22 | 60–90 |
| Parsley | Feb 4 | Feb 11 | Feb 25 | Sep 28 | Apr 29 – Jul 1 | 60–80 |
| Rosemary | — | — | Mar 11 | — | Jun 3 – Oct 21 | 80–180 |
| Rue | — | — | Mar 11 | — | May 20 – Jul 22 | 70–90 |
| Sage | — | — | Mar 11 | — | May 27 – Jul 22 | 75–90 |
| Savory | — | — | Mar 11 | — | May 6 – Jul 1 | 50–70 |
| Sorrel | Feb 4 | Feb 11 | Feb 25 | Sep 28 | Apr 8 – Jun 10 | 40–60 |
| Stevia | Jan 21 | Mar 11 | Mar 11 | — | May 13 – Jul 22 | 60–90 |
| Tarragon | — | — | Mar 11 | — | May 13 – Jul 22 | 60–90 |
| Thai Basil | Jan 21 | Mar 11 | Mar 11 | — | May 6 – Jul 8 | 50–75 |
| Thyme | — | — | Mar 11 | — | May 20 – Jul 22 | 70–90 |
| Valerian | — | — | Mar 11 | — | Jul 15 – Oct 21 | 120–180 |
🌸 Flowers to Grow in Polk County
49 flowers that grow well in Zone 9a with planting dates for Polk County.
Show all 49 flowers with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Bloom | Days to Maturity |
|---|---|---|---|---|---|---|
| Ageratum | Jan 21 | Feb 18 | Feb 18 | — | Apr 15 – Sep 30 | 60–75 |
| Alliums | — | — | — | Oct 26 | Nov 23 – Dec 14 | 28–42 |
| Anemones | — | — | — | Sep 28 | Oct 5 – Nov 2 | 90–120 |
| Bachelor's Button | — | Jan 7 | Feb 4 | Sep 14 | Apr 1 – Jul 22 | 60–90 |
| Begonias | Dec 24 | — | Feb 11 | — | Apr 22 – Oct 21 | 70–90 |
| Black-eyed Susan | Jan 7 | Feb 18 | Feb 18 | — | Apr 29 – Sep 16 | 60–80 |
| Bleeding Hearts | Jan 7 | — | Feb 18 | — | Apr 8 – Apr 29 | 60–90 |
| Calendula | — | Jan 7 | Feb 4 | Aug 31 | Mar 18 – Jul 22 | 50–70 |
| California Poppy | — | — | — | Aug 31 | Nov 9 – Mar 15 | 60–90 |
| Celosia | Feb 4 | Feb 18 | Feb 18 | — | Apr 22 – Oct 28 | 60–90 |
| Columbine | Jan 7 | Feb 18 | Feb 18 | — | Apr 8 – Apr 29 | 70–100 |
| Coreopsis | Jan 7 | Feb 18 | Feb 18 | — | Apr 15 – Sep 16 | 60–80 |
| Cosmos | Feb 4 | Feb 4 | Feb 4 | — | Apr 15 – Sep 30 | 60–90 |
| Daffodils | — | — | — | Oct 26 | Oct 12 – Nov 2 | 20–40 |
| Dahlias | — | Mar 4 | Mar 4 | — | May 13 – Nov 11 | 70–120 |
| Daylily | Jan 7 | — | Feb 18 | — | Apr 29 – Oct 14 | 60–90 |
| Dianthus | Jan 7 | Jan 7 | Jan 7 | — | Feb 25 – Apr 29 | 60–80 |
| Echinacea (Purple Coneflower) | Jan 7 | Feb 18 | Feb 18 | — | Apr 29 – Sep 16 | 70–90 |
| Foxglove | Jan 7 | Feb 18 | Feb 18 | — | Apr 8 – Apr 29 | 80–120 |
| Freesia | — | — | — | Oct 12 | Oct 26 – Nov 23 | 84–112 |
| Gaillardia (Blanket Flower) | Jan 21 | Feb 18 | Feb 18 | — | Apr 29 – Oct 28 | 70–100 |
| Geraniums | Dec 24 | — | Feb 11 | — | Apr 22 – Oct 21 | 70–100 |
| Gladiolus | — | Mar 4 | Mar 4 | — | May 13 – Nov 11 | 70–100 |
| Hostas | Jan 7 | — | Feb 18 | — | Apr 29 – Aug 19 | 60–90 |
| Hyacinths | — | — | — | Oct 26 | Oct 26 – Nov 16 | 14–28 |
| Hydrangeas | Jan 7 | — | Feb 18 | — | Apr 29 – Aug 19 | 90–150 |
| Impatiens | Jan 7 | — | Feb 18 | — | Apr 29 – Oct 14 | 60–75 |
| Irises | — | Division | Feb 18 | — | Apr 8 – May 13 | 60–100 |
| Larkspur | — | — | — | Sep 14 | Nov 23 – Mar 15 | 60–90 |
| Lavender | Jan 7 | — | Feb 18 | — | Apr 29 – Aug 5 | 90–120 |
| Lilies | — | Division | Feb 18 | — | Apr 29 – Aug 5 | 70–120 |
| Lobelia | Jan 7 | — | Jan 7 | — | Mar 4 – Apr 1 | 70–80 |
| Marigolds | Jan 28 | Feb 18 | Feb 18 | — | Apr 15 – Sep 16 | 50–70 |
| Nasturtium | Feb 4 | Feb 11 | Feb 11 | — | Apr 8 – Oct 7 | 55–65 |
| Pansy | Dec 24 | — | Feb 4 | Aug 31 | Mar 25 – Jun 24 | 70–90 |
| Petunia | Jan 7 | — | Feb 18 | — | Apr 29 – Sep 30 | 70–90 |
| Phlox | Jan 7 | Feb 18 | Feb 18 | — | Apr 29 – Jun 24 | 80–110 |
| Portulaca | Feb 4 | Feb 18 | Feb 18 | — | Apr 8 – Oct 14 | 50–70 |
| Ranunculus | — | — | — | Sep 28 | Oct 12 – Nov 9 | 90–120 |
| Roses | Jan 7 | — | Feb 18 | — | Apr 29 – Oct 14 | 90–180 |
| Salvia | Jan 7 | — | Feb 11 | — | Apr 22 – Oct 7 | 70–90 |
| Sedum (Stonecrop) | Jan 7 | — | Feb 18 | — | Jun 10 – Aug 19 | 60–90 |
| Snapdragon | — | Jan 7 | Feb 4 | Aug 31 | Apr 8 – Aug 5 | 70–100 |
| Sunflower | Feb 11 | Feb 11 | Feb 11 | — | May 6 – Oct 7 | 70–100 |
| Sweet Alyssum | — | Jan 7 | Feb 4 | Sep 14 | Mar 11 – Jun 24 | 45–60 |
| Sweet Pea | — | — | — | Sep 14 | Nov 23 – Jan 18 | 65–85 |
| Vinca (Annual) | Dec 24 | — | Feb 11 | — | Apr 22 – Oct 21 | 70–90 |
| Yarrow | Jan 7 | Feb 18 | Feb 18 | — | Apr 15 – Sep 2 | 60–90 |
| Zinnia | Feb 4 | Feb 11 | Feb 11 | — | Apr 22 – Oct 7 | 60–70 |
Monthly Planting Guide for Polk County
Gardening Guides & Resources
Helpful guides from The Ultimate Homestead to improve your garden in Polk County.
Frequently Asked Questions
What planting zone is Polk County, TX?
Polk County is in USDA Hardiness Zone 9a. 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 Polk County, TX?
Based on 31 years of NOAA weather station data, the median last spring frost in Polk County falls around March 4. In 8 out of 10 years, last frost lands between February 7 and March 28 — a 50-day window of variability. Use March 28 as your conservative safe-to-plant date for frost-sensitive crops.
When is the first fall frost in Polk County, TX?
The median first fall frost in Polk County arrives around November 23. In cold years it can arrive as early as November 1; in mild years as late as December 12. Harvest or protect frost-sensitive crops — tomatoes, peppers, basil, squash — before this date.
How long is the growing season in Polk County?
Polk County has a frost-free growing season of approximately 264 days. This long season supports multiple succession plantings and warm-season crops that need extended heat, like sweet potatoes and melons.
What is the soil like in Polk County for gardening?
Polk County has predominantly Sandy Loam soil with a pH range of 5.2–6.6 and Excessively Drained drainage. Most vegetables and herbs grow well with standard composting and seasonal soil amendment.
What is grown commercially in Polk County?
Polk 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 Polk County a good location for home gardening?
Polk County scores 62/100 (Good) on our Microclimate Index, which combines frost reliability, drought pressure, soil challenge, elevation risk, and long-term climate trend. Conditions here are moderate — most common crops grow well with standard timing and care.
Your Polk County Garden Planner — Free
A 22-page printable planner built for Polk 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.
The Gardener's Encyclopedia to Companion Planting
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
Seed Saving & Storage Guide
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
Composting Guide for Homesteaders
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