Waller County, TX — Planting Guide
Waller County is in USDA Zone 9a. The average last spring frost is February 19 and the first fall frost is December 4, giving you a growing season of approximately 289 days.
At an elevation of 376 ft, Waller County receives approximately 64.1 in of rainfall annually. Summer highs average 95°F with winter lows around 40°F. The predominant soil type is Sandy Loam.
Based on 31 years of NOAA climate station data, the last frost date here varies by 49 days year to year — ranging from January 20 in warm years to March 9 in cold years. The growing season is trending longer by about 3.15 days per decade. Waller County scores 46/100 (Moderate) on the Microclimate Index.
🌡️ Zone
9a (20°F to 25°F min)
❄️ Last Frost
February 19
🍂 First Frost
December 4
📅 Growing Season
289 days
⛰️ Elevation
376 ft
🌧️ Annual Rainfall
64.1 in
Monthly Watering Calendar for Waller County
When you'll need to water your garden — based on average monthly rainfall vs. the ~1 inch/week most gardens need.
Quick context: Plants need different amounts of water at different growth stages — heavy at flowering and fruit-set, lighter at establishment. Waller County's 64" annual rainfall is your starting math; the timing tells you when natural rain will cover you and when you need to step in.
View detailed monthly data
| Month | Avg Rainfall | Rainy Days | Extra Water Needed | Watering Effort |
|---|---|---|---|---|
| Jan | 1.7 in | 3 days | — | None |
| Feb | 2.4 in | 5 days | 1.9 in | High |
| Mar | 4.6 in | 6 days | — | Low |
| Apr | 7.3 in | 7 days | — | Low |
| May | 8.9 in | 11 days | — | Low |
| Jun | 9.1 in | 8 days | — | Low |
| Jul | 7.9 in | 7 days | — | Low |
| Aug | 7 in | 6 days | — | Low |
| Sep | 6.9 in | 6 days | — | Low |
| Oct | 4.3 in | 5 days | — | Low |
| Nov | 2.2 in | 3 days | 2.1 in | High |
| Dec | 1.7 in | 4 days | — | None |
Annual total: 64 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.
Waller County Soil Profile
Soil Type
Sandy Loam
Soil pH
5.6-6.2
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 9 | Dec 21 | 287 days |
| Cautious | Mar 4 | Dec 9 | 280 days |
| Average year | Feb 19 | Dec 4 | 288 days |
| Optimistic | Feb 11 | Nov 24 | 286 days |
| Aggressive (risky) | Jan 20 | Nov 13 | 297 days |
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.
Yes — growing seasons are getting longer here (about 3.2 days per decade). Spring is arriving earlier than it used to. Good news for gardeners.
Gardening Difficulty Score
Waller County presents some gardening challenges. Choose adapted varieties and plan around frost dates.
Local Gardening Help in Waller 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 Waller County's climate and soil.
County Extension Office
Waller 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 Waller County
Finding local nurseries & garden centers in Waller County
Why Buy Local
Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Waller 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 Waller County TX" or "garden center Waller 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 Waller County TX" or check your extension office and local parks department. Facebook groups like "Waller 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 Waller County
Monthly daylight hours and peak sun — critical for onion varieties, photoperiod-sensitive plants, and solar garden planning.
What this means for you: You can't change the sun. Picking the right day-length-matched varieties for Waller County matters more than any other "fix" you make — and the seed packet tells you (look for "long-day," "short-day," "day-neutral").
Longest Day
13.9 hours
Summer solstice daylight
Shortest Day
10.1 hours
Winter solstice daylight
Peak Sun Hours
10.1 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.
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
| Month | Daylight Hours | Peak Sun Hours | Day Length |
|---|---|---|---|
| January | 10.3 hr | 5.7 hr | Short day |
| February | 11 hr | 6.1 hr | Short day |
| March | 11.8 hr | 7.3 hr | Short day |
| April | 12.7 hr | 7.9 hr | Neutral |
| May | 13.5 hr | 8.7 hr | Neutral |
| June | 13.9 hr | 9.7 hr | Neutral |
| July | 13.8 hr | 10.1 hr | Neutral |
| August | 13.1 hr | 8.8 hr | Neutral |
| September | 12.2 hr | 8.1 hr | Neutral |
| October | 11.3 hr | 7.7 hr | Short day |
| November | 10.5 hr | 5.8 hr | Short day |
| December | 10.1 hr | 5.4 hr | Short day |
Peak sun hours factor in typical cloud cover — use these for solar panel and shade-planning calculations.
Soil Temperature & Composting in Waller County
Monthly soil temps tell you when to plant warm-season crops, and when your compost pile is actively working.
What this means for you: Soil temperature is a leading indicator. A black plastic mulch can warm soil 5-10°F faster than bare ground — meaningful in Waller County's spring if you're trying to plant tomatoes earlier.
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 | 46°F | 52°F | 🐢 Slow | ~24 weeks |
| Feb | 48°F | 52°F | 🐢 Slow | ~24 weeks |
| Mar | 55°F | 57°F | ♻️ Active | ~14 weeks |
| Apr | 64°F | 62°F | ♻️ Active | ~14 weeks |
| May | 72°F | 72°F | 🔥 Peak | ~8 weeks |
| Jun | 81°F | 78°F | 🔥 Peak | ~8 weeks |
| Jul | 90°F | 84°F | 🔥 Peak | ~8 weeks |
| Aug | 91°F | 87°F | 🔥 Peak | ~8 weeks |
| Sep | 88°F | 85°F | 🔥 Peak | ~8 weeks |
| Oct | 75°F | 78°F | 🔥 Peak | ~8 weeks |
| Nov | 62°F | 66°F | ♻️ Active | ~14 weeks |
| Dec | 52°F | 59°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 Waller County
Computed from local climate patterns — warmer, humid conditions increase pest generations and fungal disease risk.
Why this matters: Pest pressure is a function of climate, not effort. Waller County's baseline tells you how much vigilance is normal. A bad pest year in low-pressure region = a normal year in high-pressure region.
Insect Pest Pressure
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 | High | 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 Waller County
Cover crops protect bare soil, fix nitrogen, suppress weeds, and improve soil structure — with planting dates calibrated for your area.
Why it matters: The "chop and drop" approach to cover crops: cut them down right before flowering, let them lay on the surface as mulch, plant your vegetables through the mulch. Less work, healthier soil.
Spring Cover Crops (4 options) — Build soil before the main growing season
| Crop | Plant By | Terminate | N-Fixing | Soil Benefit |
|---|---|---|---|---|
| Buckwheat | Feb 21 | Sep 25 | — | Rapid growth, attracts pollinators, suppresses weeds |
| Cowpeas (southern peas) | Feb 24 | Oct 2 | ✓ Yes | Excellent nitrogen fixer for warm climates, edible |
| Sorghum-sudan grass | Feb 26 | Sep 25 | — | Massive biomass, breaks compaction, suppresses nematodes |
| White clover | Jan 23 | Oct 2 | ✓ 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 19 | Nov 20 | — | 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 29 | Feb 5 | ✓ Yes | Fixes nitrogen, good for heavy clay soils |
| Crimson clover | Sep 26 | Feb 5 | ✓ Yes | Fixes nitrogen, attracts pollinators in spring |
| Daikon radish | Oct 19 | Feb 5 | — | Deep taproot breaks compaction, excellent for clay soils |
| Hairy vetch | Sep 20 | Feb 5 | ✓ Yes | Excellent nitrogen fixer, good for depleted soils |
| Oats | Nov 8 | Jan 29 | — | Quick biomass, winterkills in cold zones — no spring tillage needed |
| Winter rye | Aug 26 | Jan 29 | — | Suppresses weeds, prevents erosion, breaks up compacted soil |
| Winter wheat | Sep 3 | Jan 29 | — | Erosion control, weed suppression, good biomass |
Wind & Microclimate in Waller County
The practical takeaway: New gardeners under-plan for wind. Waller County averages 11.2 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: 16 mph Summer: 11 mph
Fall: 14 mph Winter: 15 mph
Prevailing wind: S. Windy area — plant a windbreak hedge on the S side of your garden.
Windbreak Benefit
9.4/10
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 (338 ft range). Frost pocket risk is minimal — garden placement is flexible.
Rainwater Harvesting in Waller County
How much water you can collect, when to collect it, and what size system you need for your garden.
Why this matters: Even in arid regions, rainwater harvesting works — you just need bigger storage and patience. In wet regions like Waller County (64" annually), you're mostly limited by how much water you can store between storms.
Annual Collection
31,897 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
Apr, May, Jun, Jul
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 64.0 inches of rain per year
- A 1,000 sq ft roof can collect roughly 31,897 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 Waller County
Soil Type
Sandy Loam
Soil pH 5.6–6.2 · Well 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. (64.1 in. annual rainfall)
Season Tips
289-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 Waller County
114 vegetables that grow well in Zone 9a with planting dates for Waller County.
Show all 114 vegetables with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Acorn Squash | Jan 22 | Feb 19 | Feb 26 | — | May 21 – Jun 25 | 80–100 |
| Amaranth | Jan 8 | Feb 19 | Feb 26 | — | May 28 – Jul 16 | 90–120 |
| Artichoke | — | — | Mar 5 | — | Jul 9 – Sep 17 | 120–180 |
| Arugula | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Mar 26 – May 28 | 30–50 |
| Asparagus | — | — | Mar 5 | — | — | 730–1095 |
| Beets | — | Jan 29 | — | Oct 9 | Mar 26 – Apr 23 | 50–70 |
| Belgian Endive | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Jun 11 – Aug 6 | 110–150 |
| Bitter Melon | Jan 8 | Feb 19 | Feb 26 | — | Apr 30 – Jun 11 | 60–90 |
| Black Beans | — | Feb 26 | — | — | May 28 – Jul 16 | 90–120 |
| Bok Choy | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 2 – May 7 | 40–60 |
| Broccoli | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 23 – Jun 4 | 60–90 |
| Broccoli Rabe | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 2 – May 7 | 40–60 |
| Brussels Sprouts | Jan 22 | Jan 29 | Feb 19 | Oct 9 | May 21 – Jul 16 | 90–130 |
| Butternut Squash | Jan 22 | Feb 19 | Feb 26 | — | May 28 – Jul 2 | 85–110 |
| Cabbage | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 23 – Jun 18 | 60–100 |
| Calabash | Jan 8 | Feb 19 | Feb 26 | — | May 21 – Jul 16 | 80–120 |
| Cardoon | — | — | Mar 5 | — | Jul 9 – Aug 20 | 120–150 |
| Carrots | — | Jan 29 | — | Oct 9 | Apr 2 – May 7 | 60–80 |
| Cauliflower | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 16 – Jun 18 | 55–100 |
| Celeriac | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Jun 4 – Jul 9 | 100–120 |
| Celery | Jan 22 | Jan 29 | Feb 19 | Oct 9 | May 14 – Jul 9 | 80–120 |
| Celtuce | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 23 – Jun 4 | 60–90 |
| Chard | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 16 – Jun 4 | 50–60 |
| Chayote | Jan 8 | Feb 19 | Feb 26 | — | Jul 2 – Sep 10 | 120–180 |
| Chickpeas | Jan 22 | Jan 29 | Feb 19 | Oct 9 | May 14 – Jun 25 | 80–110 |
| Chicory | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 23 – Jun 4 | 60–85 |
| Chinese Cabbage | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 16 – May 14 | 50–70 |
| Christmas Lima Beans | Jan 8 | Feb 19 | Feb 26 | — | May 21 – Jun 25 | 80–100 |
| Collard Greens | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 16 – Jun 18 | 55–75 |
| Corn | — | Feb 26 | — | — | Apr 30 – Jun 25 | 60–100 |
| Cowpeas | — | Feb 26 | — | — | Apr 30 – Jun 11 | 60–90 |
| Cress | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Mar 5 – Mar 26 | 14–21 |
| Crookneck Squash | Jan 22 | Feb 19 | Feb 26 | — | Apr 16 – May 14 | 45–60 |
| Crosne | — | Jan 29 | — | Oct 9 | Jul 2 – Sep 3 | 150–200 |
| Cucumber | Jan 22 | Feb 19 | Feb 26 | — | Apr 23 – Jun 18 | 50–70 |
| Daikon | — | Jan 29 | — | Oct 9 | Mar 26 – Apr 23 | 50–70 |
| Delicata Squash | Jan 22 | Feb 19 | Feb 26 | — | May 21 – Jun 25 | 80–100 |
| Edamame | — | Feb 26 | — | — | May 14 – Jun 25 | 75–100 |
| Eggplant | Jan 8 | Feb 19 | Feb 26 | — | May 7 – Jul 9 | 65–85 |
| Endive | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 9 – May 14 | 45–65 |
| Escarole | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 16 – May 14 | 50–70 |
| Fava Beans | Jan 22 | Jan 29 | Feb 19 | Oct 9 | May 7 – Jun 18 | 75–100 |
| Fennel | Jan 8 | Feb 19 | Feb 26 | — | Apr 30 – Jun 11 | 60–90 |
| Garlic | — | — | — | Oct 23 | Jan 22 – Jul 9 | 90–240 |
| Ginger | Jan 8 | Feb 19 | Feb 26 | — | Oct 29 – Dec 24 | 240–300 |
| Green Beans | — | Feb 26 | — | — | Apr 23 – Jun 18 | 50–65 |
| Horseradish | — | — | Mar 5 | — | Jul 9 – Sep 17 | 120–180 |
| Hot Peppers | Jan 8 | Feb 19 | Feb 26 | — | May 7 – Aug 13 | 70–120 |
| Hubbard Squash | Jan 22 | Feb 19 | Feb 26 | — | Jun 11 – Jul 16 | 100–120 |
| Jicama | Jan 8 | Feb 19 | Feb 26 | — | Jul 2 – Sep 10 | 120–180 |
| Kabocha | Jan 22 | Feb 19 | Feb 26 | — | May 28 – Jun 25 | 85–100 |
| Kai Lan | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 9 – May 7 | 45–60 |
| Kale | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 16 – Jun 11 | 50–70 |
| Kidney Beans | — | Feb 26 | — | — | May 28 – Jul 2 | 85–110 |
| Kohlrabi | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 9 – May 14 | 45–65 |
| Komatsuna | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Mar 26 – Apr 30 | 35–50 |
| Leeks | Jan 22 | Jan 29 | Feb 19 | Oct 9 | May 21 – Aug 6 | 90–150 |
| Lentils | Jan 22 | Jan 29 | Feb 19 | Oct 9 | May 14 – Jun 25 | 80–110 |
| Lettuce | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Mar 26 – Jun 4 | 30–60 |
| Lima Beans | — | Feb 26 | — | — | Apr 30 – Jun 11 | 60–90 |
| Loofah | Jan 8 | Feb 19 | Feb 26 | — | Jun 11 – Aug 13 | 100–150 |
| Luffa | Jan 8 | Feb 19 | Feb 26 | — | May 28 – Aug 13 | 90–150 |
| Mache | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 2 – May 7 | 40–60 |
| Malabar Spinach | Jan 8 | Feb 19 | Feb 26 | — | Apr 23 – May 21 | 55–70 |
| Melon | Jan 22 | Feb 19 | Feb 26 | — | May 7 – Jun 25 | 70–100 |
| Microgreens | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Feb 26 – Mar 26 | 7–21 |
| Mitsuba | Jan 22 | Jan 29 | Feb 12 | Oct 9 | Apr 9 – Jun 4 | 50–70 |
| Mizuna | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Mar 26 – Apr 23 | 30–45 |
| Mustard Greens | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Mar 26 – May 28 | 30–50 |
| Napa Cabbage | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 16 – May 21 | 55–75 |
| New Zealand Spinach | Jan 8 | Feb 19 | Feb 26 | — | Apr 23 – May 21 | 55–70 |
| Okra | Jan 8 | Feb 19 | Feb 26 | — | Apr 23 – Jun 18 | 50–65 |
| Onion | Jan 22 | Jan 29 | Feb 19 | Oct 9 | May 21 – Jul 9 | 90–120 |
| Pac Choi | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 2 – Apr 30 | 40–55 |
| Parsnip | — | Jan 29 | — | Oct 9 | May 14 – Jun 25 | 100–130 |
| Patty Pan Squash | Jan 22 | Feb 19 | Feb 26 | — | Apr 16 – May 14 | 45–60 |
| Peas | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 16 – Jun 11 | 55–70 |
| Peppers | Jan 8 | Feb 19 | Feb 26 | — | Apr 30 – Jul 9 | 60–90 |
| Pole Beans | Jan 8 | Feb 19 | Feb 26 | — | Apr 23 – Jun 18 | 55–70 |
| Potatoes | Jan 8 | Feb 19 | Feb 26 | — | May 7 – Jul 16 | 70–120 |
| Pumpkin | Jan 22 | Feb 19 | Feb 26 | — | May 28 – Jul 16 | 85–120 |
| Purslane | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 2 – May 7 | 40–60 |
| Radicchio | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 23 – May 28 | 60–80 |
| Radish | — | Jan 29 | — | Oct 9 | Feb 26 – Mar 19 | 22–35 |
| Romanesco | Jan 22 | Jan 29 | Feb 19 | Oct 9 | May 7 – Jun 18 | 75–100 |
| Rutabaga | — | Jan 29 | — | Oct 9 | Apr 23 – May 28 | 80–100 |
| Salsify | — | Jan 29 | — | Oct 9 | May 14 – Jun 25 | 100–130 |
| Savoy Cabbage | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 30 – Jun 25 | 70–110 |
| Scallions | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 16 – May 14 | 50–70 |
| Scarlet Runner Beans | Jan 8 | Feb 19 | Feb 26 | — | Apr 30 – Jun 4 | 60–80 |
| Shallot | Jan 22 | Jan 29 | Feb 19 | Oct 9 | May 21 – Jul 9 | 90–120 |
| Shiso | Jan 8 | Feb 26 | Feb 26 | — | Apr 23 – Jun 18 | 50–70 |
| Snap Peas | Jan 8 | Feb 19 | Feb 26 | — | Apr 23 – Jun 18 | 55–70 |
| Snow Peas | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 16 – Jun 11 | 50–65 |
| Soybeans | — | Feb 26 | — | — | May 21 – Jul 16 | 80–120 |
| Spaghetti Squash | Jan 22 | Feb 19 | Feb 26 | — | May 28 – Jun 25 | 85–100 |
| Spinach | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Mar 26 – May 28 | 35–50 |
| Squash (Summer) | Jan 22 | Feb 19 | Feb 26 | — | Apr 16 – Jun 18 | 45–65 |
| Squash (Winter) | Jan 22 | Feb 19 | Feb 26 | — | May 21 – Jul 16 | 80–120 |
| Sunchoke | — | — | Mar 5 | — | Jun 25 – Aug 20 | 110–150 |
| Sweet Corn | — | Feb 26 | — | — | Apr 30 – Jun 11 | 60–90 |
| Sweet Potatoes | Jan 8 | Feb 19 | Feb 26 | — | May 28 – Jul 16 | 90–120 |
| Tatsoi | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Mar 26 – Apr 30 | 35–50 |
| Tomatillo | Jan 8 | Feb 19 | Feb 26 | — | Apr 30 – Jul 9 | 60–85 |
| Tomatoes | Jan 8 | Feb 19 | Feb 26 | — | Apr 30 – Jul 9 | 60–85 |
| Turmeric | Jan 8 | Feb 19 | Feb 26 | — | Oct 29 – Dec 24 | 240–300 |
| Turnip | — | Jan 29 | — | Oct 9 | Mar 12 – Apr 16 | 40–60 |
| Watercress | Jan 22 | Jan 29 | Feb 19 | Oct 9 | Apr 2 – May 7 | 40–60 |
| Watermelon | Jan 22 | Feb 19 | Feb 26 | — | May 7 – Jun 25 | 70–100 |
| Wax Beans | — | Feb 26 | — | — | Apr 23 – Jun 18 | 50–65 |
| Winter Melon | Jan 8 | Feb 19 | Feb 26 | — | May 28 – Jul 16 | 90–120 |
| Yam | Jan 8 | Feb 19 | Feb 26 | — | Aug 27 – Dec 24 | 180–330 |
| Yard Long Beans | Jan 8 | Feb 19 | Feb 26 | — | Apr 23 – Jun 4 | 55–80 |
| Zucchini | Jan 22 | Feb 19 | Feb 26 | — | Apr 16 – Jun 11 | 45–60 |
🍓 Fruits to Grow in Waller County
24 fruits that grow well in Zone 9a with planting dates for Waller County.
Show all 24 fruits with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Alpine Strawberries | — | — | Mar 5 | — | Jun 4 – Sep 17 | 90–180 |
| Blackberries | — | — | Mar 5 | — | — | 365–730 |
| Boysenberries | — | — | Mar 5 | — | — | 365–730 |
| Cantaloupe | — | — | Mar 5 | — | May 14 – Jun 18 | 70–90 |
| Che Fruit | — | — | Mar 5 | — | — | 1095–1825 |
| Dragon Fruit | — | — | Mar 5 | — | — | 365–730 |
| Elderberries | — | — | Mar 5 | — | — | 730–1095 |
| Figs | — | — | Mar 5 | — | — | 730–1825 |
| Goji Berries | — | — | Mar 5 | — | — | 730–1095 |
| Grapes | — | — | Mar 5 | — | — | 730–1095 |
| Ground Cherry | — | — | Mar 5 | — | May 14 – Jul 9 | 65–80 |
| Guava | — | — | Mar 5 | — | — | 365–730 |
| Honeydew | — | — | Mar 5 | — | May 28 – Jul 9 | 80–110 |
| Kiwi | — | — | Mar 5 | — | — | 1095–1825 |
| Loquat | — | — | Mar 5 | — | — | 730–1825 |
| Mulberries | — | — | Mar 5 | — | — | 730–1825 |
| Passion Fruit | — | — | Mar 5 | — | — | 365–545 |
| Pawpaw | — | — | Mar 5 | — | — | 1095–2555 |
| Persimmon | — | — | Mar 5 | — | — | 1095–2555 |
| Pomegranate | — | — | Mar 5 | — | — | 730–1095 |
| Quince | — | — | Mar 5 | — | — | 1095–1825 |
| Raspberries | — | — | Mar 5 | — | — | 365–730 |
| Serviceberries | — | — | Mar 5 | — | — | 730–1095 |
| Strawberries | — | — | Mar 5 | — | Jun 4 – Dec 31 | 90–365 |
🌿 Herbs to Grow in Waller County
37 herbs that grow well in Zone 9a with planting dates for Waller County.
Show all 37 herbs with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Anise | Jan 22 | Jan 29 | Feb 12 | Oct 9 | May 14 – Jul 30 | 90–120 |
| Basil | Jan 8 | Feb 26 | Feb 26 | — | Apr 23 – Jun 25 | 50–75 |
| Bee Balm | — | — | Feb 26 | — | May 28 – Aug 13 | 90–120 |
| Borage | Jan 22 | Jan 29 | Feb 12 | Oct 9 | Apr 9 – May 28 | 50–60 |
| Caraway | Jan 22 | Jan 29 | Feb 12 | Oct 9 | — | 365–450 |
| Catnip | — | — | Feb 26 | — | Apr 30 – Jul 2 | 60–80 |
| Chamomile | Jan 22 | Jan 29 | Feb 12 | Oct 9 | Apr 16 – Jun 25 | 60–90 |
| Chervil | Jan 22 | Jan 29 | Feb 12 | Oct 9 | Mar 26 – May 28 | 40–60 |
| Chives | — | — | Feb 26 | — | Apr 30 – Jul 9 | 60–90 |
| Cilantro | Jan 22 | Jan 29 | Feb 12 | Oct 9 | Mar 26 – May 28 | 40–60 |
| Comfrey | — | — | Feb 26 | — | Apr 30 – Jul 9 | 60–90 |
| Cumin | Jan 22 | Jan 29 | Feb 12 | Oct 9 | May 28 – Jul 30 | 100–120 |
| Dill | Jan 22 | Jan 29 | Feb 12 | Oct 9 | Mar 26 – May 28 | 40–60 |
| Epazote | Jan 8 | Feb 26 | Feb 26 | — | Apr 16 – Jun 11 | 45–60 |
| Fennel (herb) | Jan 22 | Jan 29 | Feb 12 | Oct 9 | Apr 16 – Jun 25 | 60–90 |
| Feverfew | — | — | Feb 26 | — | May 28 – Aug 13 | 90–120 |
| Garlic Chives | — | — | Feb 26 | — | Apr 30 – Jul 9 | 60–90 |
| Horehound | — | — | Feb 26 | — | May 14 – Jul 9 | 75–90 |
| Hyssop | — | — | Feb 26 | — | May 7 – Jul 9 | 70–90 |
| Lemon Balm | — | — | Feb 26 | — | Apr 30 – Jun 18 | 60–70 |
| Lemon Thyme | — | — | Feb 26 | — | May 7 – Jul 9 | 70–90 |
| Lemon Verbena | Jan 8 | Feb 26 | Feb 26 | — | Apr 30 – Jul 9 | 60–90 |
| Lemongrass | Jan 8 | Feb 26 | Feb 26 | — | May 14 – Aug 13 | 75–120 |
| Marjoram | — | — | Feb 26 | — | Apr 30 – Jul 9 | 60–90 |
| Mint | — | — | Feb 26 | — | Apr 30 – Jul 9 | 60–90 |
| Oregano | — | — | Feb 26 | — | Apr 30 – Jul 9 | 60–90 |
| Parsley | Jan 22 | Jan 29 | Feb 12 | Oct 9 | Apr 16 – Jun 18 | 60–80 |
| Rosemary | — | — | Feb 26 | — | May 21 – Oct 8 | 80–180 |
| Rue | — | — | Feb 26 | — | May 7 – Jul 9 | 70–90 |
| Sage | — | — | Feb 26 | — | May 14 – Jul 9 | 75–90 |
| Savory | — | — | Feb 26 | — | Apr 23 – Jun 18 | 50–70 |
| Sorrel | Jan 22 | Jan 29 | Feb 12 | Oct 9 | Mar 26 – May 28 | 40–60 |
| Stevia | Jan 8 | Feb 26 | Feb 26 | — | Apr 30 – Jul 9 | 60–90 |
| Tarragon | — | — | Feb 26 | — | Apr 30 – Jul 9 | 60–90 |
| Thai Basil | Jan 8 | Feb 26 | Feb 26 | — | Apr 23 – Jun 25 | 50–75 |
| Thyme | — | — | Feb 26 | — | May 7 – Jul 9 | 70–90 |
| Valerian | — | — | Feb 26 | — | Jul 2 – Oct 8 | 120–180 |
🌸 Flowers to Grow in Waller County
49 flowers that grow well in Zone 9a with planting dates for Waller County.
Show all 49 flowers with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Bloom | Days to Maturity |
|---|---|---|---|---|---|---|
| Ageratum | Jan 8 | Feb 5 | Feb 5 | — | Apr 2 – Sep 17 | 60–75 |
| Alliums | — | — | — | Nov 6 | Dec 4 – Dec 25 | 28–42 |
| Anemones | — | — | — | Oct 9 | Oct 16 – Nov 13 | 90–120 |
| Bachelor's Button | — | Dec 25 | Jan 22 | Sep 25 | Mar 19 – Jul 9 | 60–90 |
| Begonias | Dec 11 | — | Jan 29 | — | Apr 9 – Oct 8 | 70–90 |
| Black-eyed Susan | Dec 25 | Feb 5 | Feb 5 | — | Apr 16 – Sep 3 | 60–80 |
| Bleeding Hearts | Dec 25 | — | Feb 5 | — | Mar 26 – Apr 16 | 60–90 |
| Calendula | — | Dec 25 | Jan 22 | Sep 11 | Mar 5 – Jul 9 | 50–70 |
| California Poppy | — | — | — | Sep 11 | Nov 20 – Mar 26 | 60–90 |
| Celosia | Jan 22 | Feb 5 | Feb 5 | — | Apr 9 – Oct 15 | 60–90 |
| Columbine | Dec 25 | Feb 5 | Feb 5 | — | Mar 26 – Apr 16 | 70–100 |
| Coreopsis | Dec 25 | Feb 5 | Feb 5 | — | Apr 2 – Sep 3 | 60–80 |
| Cosmos | Jan 22 | Jan 22 | Jan 22 | — | Apr 2 – Sep 17 | 60–90 |
| Daffodils | — | — | — | Nov 6 | Oct 23 – Nov 13 | 20–40 |
| Dahlias | — | Feb 19 | Feb 19 | — | Apr 30 – Oct 29 | 70–120 |
| Daylily | Dec 25 | — | Feb 5 | — | Apr 16 – Oct 1 | 60–90 |
| Dianthus | Dec 25 | Dec 25 | Dec 25 | — | Feb 12 – Apr 16 | 60–80 |
| Echinacea (Purple Coneflower) | Dec 25 | Feb 5 | Feb 5 | — | Apr 16 – Sep 3 | 70–90 |
| Foxglove | Dec 25 | Feb 5 | Feb 5 | — | Mar 26 – Apr 16 | 80–120 |
| Freesia | — | — | — | Oct 23 | Nov 6 – Dec 4 | 84–112 |
| Gaillardia (Blanket Flower) | Jan 8 | Feb 5 | Feb 5 | — | Apr 16 – Oct 15 | 70–100 |
| Geraniums | Dec 11 | — | Jan 29 | — | Apr 9 – Oct 8 | 70–100 |
| Gladiolus | — | Feb 19 | Feb 19 | — | Apr 30 – Oct 29 | 70–100 |
| Hostas | Dec 25 | — | Feb 5 | — | Apr 16 – Aug 6 | 60–90 |
| Hyacinths | — | — | — | Nov 6 | Nov 6 – Nov 27 | 14–28 |
| Hydrangeas | Dec 25 | — | Feb 5 | — | Apr 16 – Aug 6 | 90–150 |
| Impatiens | Dec 25 | — | Feb 5 | — | Apr 16 – Oct 1 | 60–75 |
| Irises | — | Division | Feb 5 | — | Mar 26 – Apr 30 | 60–100 |
| Larkspur | — | — | — | Sep 25 | Dec 4 – Mar 26 | 60–90 |
| Lavender | Dec 25 | — | Feb 5 | — | Apr 16 – Jul 23 | 90–120 |
| Lilies | — | Division | Feb 5 | — | Apr 16 – Jul 23 | 70–120 |
| Lobelia | Dec 25 | — | Dec 25 | — | Feb 19 – Mar 19 | 70–80 |
| Marigolds | Jan 15 | Feb 5 | Feb 5 | — | Apr 2 – Sep 3 | 50–70 |
| Nasturtium | Jan 22 | Jan 29 | Jan 29 | — | Mar 26 – Sep 24 | 55–65 |
| Pansy | Dec 11 | — | Jan 22 | Sep 11 | Mar 12 – Jun 11 | 70–90 |
| Petunia | Dec 25 | — | Feb 5 | — | Apr 16 – Sep 17 | 70–90 |
| Phlox | Dec 25 | Feb 5 | Feb 5 | — | Apr 16 – Jun 11 | 80–110 |
| Portulaca | Jan 22 | Feb 5 | Feb 5 | — | Mar 26 – Oct 1 | 50–70 |
| Ranunculus | — | — | — | Oct 9 | Oct 23 – Nov 20 | 90–120 |
| Roses | Dec 25 | — | Feb 5 | — | Apr 16 – Oct 1 | 90–180 |
| Salvia | Dec 25 | — | Jan 29 | — | Apr 9 – Sep 24 | 70–90 |
| Sedum (Stonecrop) | Dec 25 | — | Feb 5 | — | May 28 – Aug 6 | 60–90 |
| Snapdragon | — | Dec 25 | Jan 22 | Sep 11 | Mar 26 – Jul 23 | 70–100 |
| Sunflower | Jan 29 | Jan 29 | Jan 29 | — | Apr 23 – Sep 24 | 70–100 |
| Sweet Alyssum | — | Dec 25 | Jan 22 | Sep 25 | Feb 26 – Jun 11 | 45–60 |
| Sweet Pea | — | — | — | Sep 25 | Dec 4 – Jan 29 | 65–85 |
| Vinca (Annual) | Dec 11 | — | Jan 29 | — | Apr 9 – Oct 8 | 70–90 |
| Yarrow | Dec 25 | Feb 5 | Feb 5 | — | Apr 2 – Aug 20 | 60–90 |
| Zinnia | Jan 22 | Jan 29 | Jan 29 | — | Apr 9 – Sep 24 | 60–70 |
Monthly Planting Guide for Waller County
Gardening Guides & Resources
Helpful guides from The Ultimate Homestead to improve your garden in Waller County.
Frequently Asked Questions
What planting zone is Waller County, TX?
Waller 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 Waller County, TX?
Based on 31 years of NOAA weather station data, the median last spring frost in Waller County falls around February 19. In 8 out of 10 years, last frost lands between January 20 and March 9 — a 49-day window of variability. Use March 9 as your conservative safe-to-plant date for frost-sensitive crops.
When is the first fall frost in Waller County, TX?
The median first fall frost in Waller County arrives around December 4. In cold years it can arrive as early as November 13; in mild years as late as December 21. Harvest or protect frost-sensitive crops — tomatoes, peppers, basil, squash — before this date.
How long is the growing season in Waller County?
Waller County has a frost-free growing season of approximately 289 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 3.15 days per decade.
What is the soil like in Waller County for gardening?
Waller County has predominantly Sandy Loam soil with a pH range of 5.6–6.2 and Well Drained drainage. Most vegetables and herbs grow well with standard composting and seasonal soil amendment.
What is grown commercially in Waller County?
Waller 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 Waller County a good location for home gardening?
Waller County scores 46/100 (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.
Your Waller County Garden Planner — Free
A 22-page printable planner built for Waller 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