Indian River Estates, Florida, sits in USDA hardiness zone 10a — enough range to grow cool-season vegetables, hardy fruit, and warm-season crops that mature before the first hard frost.
A short list that earns its place here — okra, meyer lemon, california poppy, and artichoke — with any one site's soil, sun, and drainage making the final cut.
Even in Indian River Estates, no two yards are alike.
A low spot, a south-facing slope, or a stand of trees moves the frost date and sun across a single Indian River Estates lot. Enter your address and we'll score 1,086 plants against your land's actual soil, sun, and frost.
We read public map data around Indian River Estates — soil, climate, flood, and parcel records. How we handle your address.
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Indian River Estates — the short answer
Indian River Estates, Florida: USDA zone 10a, about 329 days between hard freezes, across 4K acres of town.
- USDA zone
- 10a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Jan 19
- St. Lucie County normal — NOAA 1991–2020, nearest to this town
- First hard freeze (28°F)
- Dec 14
- St. Lucie County normal — NOAA 1991–2020, nearest to this town
- Days between freezes
- ~329
- St. Lucie County normal — NOAA 1991–2020, nearest to this town
- Town area
- 4K acres
- US Census TIGER/Line 2025
Every figure names the dataset it came from. No 30-year normal resolves at this town’s own centroid, so the hard-freeze dates are St. Lucie County’s — the closest measured record, labelled as such rather than passed off as local.
Hardiness Zone Range
Zone 10a is Indian River Estates's average, not your lot's — a low corner or a tree line moves it. Against Indian River Estates's 329-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Indian River Estates
Each reading below is measured for Indian River Estates itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
From county recordsIndian River Estates runs about 329 days between hard freezes (read from St. Lucie County, the closest normal to Indian River Estates) — close to year-round growing.
Frost is rarely the limit here; winter plantings are as real as summer ones, and the harder question is which crops shrug off the summer heat.
Grow cool-season crops through the mild winter, and choose heat-tolerant varieties for the summer beds.
NOAA 1991–2020 Climate Normals
Winter hardiness
MeasuredIndian River Estates sits in USDA hardiness zone 10a.
The zone sets which perennials, shrubs, and fruit trees live through an average winter here — a plant rated for a colder zone is a safe bet, one rated warmer needs winter protection or gets treated as an annual.
Match perennials and fruit to the zone before you buy, so nothing you plant is a gamble against the cold.
USDA PHZM 2023
The kind of country Indian River Estates is in
Indian River Estates sits in the Southern Coastal Plain — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Indian River Estates's own centroid rather than borrowed from St. Lucie County.
What Grows in Indian River Estates
Every plant below cleared Indian River Estates's own zone 10a and its 329-day season. Each card opens that plant's Florida profile. How we score.
Is it too late to plant in Indian River Estates?
Usually not — gardeners here simply switch what goes in the ground as the season moves. Cool-season crops can go in from around Jan 1; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Jan 19 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Dec 14 — long-season crops need about 90 days of runway, quick greens only 30. In a climate this gentle, “too late” hardly applies — the question becomes which crops prefer the cooler months ahead.
What's on the federal record near Indian River Estates
Closest first, within ~10 miles of Indian River Estates. Listing isn't leaking, and distance isn't exposure.
- PG - 8ANitrate · 1500 ft
- PG - 8BNitrate · 1500 ft
- 5105 SOUTH INDIAN DRIVE SITESuperfund · 1.7 mi
- MERCHANT DISCOUNT FOODUnderground Storage Tanks · 1.7 mi
- BEV SMITH KIABrownfields · 1.8 mi
- FPL PRIMAVISTA SUBSTATIONBrownfields · 1.8 mi
- FAU - HARBOR BRANCH OCEANOGRAPHIC INSTITUTEBrownfields · 1.8 mi
- GENESISCARE USA OF FLORIDA LLCBrownfields · 1.8 mi
- STEVE BARNETT INCUnderground Storage Tanks · 1.8 mi
- SUNRISE FORDBrownfields · 1.9 mi
- SPEEDWAY #6485Underground Storage Tanks · 1.9 mi
- COGGIN ACURABrownfields · 1.9 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Indian River Estates's center, not your beds. Run your own address for what's upwind of you specifically.
Environmental Intelligence
The counts behind that headline — every source type on the record near Indian River Estates.
Total Sites
866
within ~10 miles of Indian River Estates
Risk Level
Elevated
Highest-severity
4 Superfund sites (none NPL-listed)
Sources Checked
within ~10 miles of Indian River Estates
Severity Distribution
within ~10 miles of Indian River Estates
Highest-Severity Sites
Know Before You Grow
- •Underground tanks leak petroleum as they age — near a former filling station, test the soil.
- •Near a brownfield, raised beds of imported soil give your food clean ground.
- •On a private well, test for nitrates: above 10 mg/L the water needs treatment before irrigating.
Check your specific parcel in Indian River Estates
Get exact proximity distances to contamination sources for your specific parcel — plus soil, sun, drainage, and 1,086 plant recommendations.
25+ data sources read at your address, not the Indian River Estates average
Your land is one point inside Indian River Estates
Everything above resolves to Indian River Estates as a whole — one PHZM band, read across 4K acres, with hard-freeze dates borrowed from St. Lucie County’s record because no 30-year normal resolves at this town’s own centroid. Your parcel is one point inside that footprint. Slope, tree cover, a low spot that pools cold air, and what is in the soil are all resolved at the address, and none of them are visible at town scale. That is the honest boundary of this page, and the reason the next step is a reading of your own ground rather than a better local average.
Your Lot vs the Indian River Estates Average
Indian River Estates Average
- ●USDA Zones 10a, averaged across Indian River Estates
- ●One soil character for all of Indian River Estates
- ●Frost dates read at Indian River Estates's scale: Jan 19 to Dec 14
YOUR Parcel
- ✓Your exact zone, not Indian River Estates's 10a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Indian River Estates
Pull a site-specific report for your exact address in Indian River Estates, Florida — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Indian River Estates averages can't show:
We read public map data around Indian River Estates — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Indian River Estates average
How we know this about Indian River Estates
The datasets: hardiness from the USDA ARS Plant Hardiness Zone Map 2023, read at this town’s own centroid; hard-freeze dates from NOAA 1991–2020 28°F normals at St. Lucie County’s record, because none resolves here; boundaries and acreage from US Census TIGER/Line 2025; the contamination records from the federal sources named in their beats above. Soil is not read at town grain anywhere on this page — there is no town-resolution survey in our data, which is why you will find no soil grid here rather than a statewide one wearing a local label. The resolution ledger below names every figure this page inherited.
Common questions about Indian River Estates
When does frost risk typically end in Indian River Estates?
The last hard freeze (28°F) in Indian River Estates typically lands around Jan 19, per NOAA 1991–2020 climate normals — earlier than the light-frost dates most charts quote. That marks the hard freeze, not the last light frost — lighter frosts keep biting past it, which is why tender transplants here wait until about Feb 9.
When is the first frost in Indian River Estates?
The first hard freeze (28°F) in Indian River Estates typically arrives around Dec 14, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Nov 30, so the watching starts about Nov 14 — about 329 days after the spring freeze cleared.
How long is the growing season in Indian River Estates?
Measured between 28°F hard freezes, Indian River Estates sees about 329 frost-free days — roughly Jan 19 through Dec 14, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Feb 9 to Nov 30, about 294 days.
Is the soil safe to grow vegetables in Indian River Estates?
The federal record around Indian River Estates is a meaningful one — 866 documented sites, mostly Underground Storage Tanks entries (465), the nearest Nitrate record about 0.3 miles out — so a soil test before new food beds is a sensible precaution here, not a reason to hold back from growing. Remember that proximity to a documented site is information, not a diagnosis of any one yard; the contamination map shows exactly what sits where.
How do I protect my plants from frost in Indian River Estates?
From about Nov 14 the job here turns from planting to protecting — the last start even a 30-day crop can finish. As the season closes around the first 28°F hard freeze near Dec 14 (NOAA 1991–2020 climate normals), three moves buy time: row cover or an old sheet over tender plants on still, clear nights; water the soil the afternoon before a freeze, so it holds warmth overnight; and harvest tomatoes, peppers and basil before Dec 14. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Indian River Estates's scale — its 10a band and its 329-day season. Your yard writes its own version of Indian River Estates's numbers: we read soil, sun, drainage and frost at your exact address. Try it for 14 days — no card required.
What this page reads at Indian River Estates’s own scale
5 of the readings below were taken at Indian River Estates's own scale — the 3,533 acres it covers and 866 documented sites around it; 5 are borrowed from a wider read, named and linked below.
Measured here
- Indian River Estates's own USDA hardiness band, zones 10aUSDA PHZM 2023
- 866 documented contamination sites on the federal record near Indian River Estates, the closest Nitrate record about 0.3 miles out from the town centreFederal environmental registers
- Indian River Estates's boundary and the 3,533 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 10a and a ~329-day seasonGrowable Ground crop-matching engine
- The ecoregion at Indian River Estates's own centroid, the Southern Coastal PlainUS EPA Level III Ecoregions
Inherited from a wider read
- The 28°F hard-freeze dates — Indian River Estates has no normal of its own, so its county's is the closest measured readfrom St. Lucie County
- Soil character — no town-scale survey exists, so Indian River Estates's 3,533 acres read through its county's SSURGO summaryfrom St. Lucie County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom St. Lucie County
- The growing challenges every Florida grower plans around — written at state scale, so they stay on the state guidefrom Florida
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom St. Lucie County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Indian River Estates's 3,533 acreswhy one lot differs from the next →
- Which side of Indian River Estates you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 3,533 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Nitrate record about 0.3 miles out, measured from the town centrehow we read the record →
- Where cold air settles, which slopes face the sun, and which way the wind runs on your own ground — measured at your address, and averaged away by any Indian River Estates-wide figureread your own land →