Data: 2023 USDA zones (PRISM/OSU) · NOAA 1991–2020 normals · updated Oct 29, 2026

Planting zone for 33857 — Lorida, FL

ZIP code 33857 (Lorida, Highlands County) is in USDA zone 10a: the coldest winter night averages 30 to 35 °F. The median last spring frost is February 26 and the first fall frost December 22.

Where ZIP 33857 is

Outlined: the ZIP code area · tap the map for the zone at any spot · scroll or pinch to zoom

Not the official USDA Plant Hardiness Zone Map. Zones come from the 2023 USDA hardiness-zone data by the PRISM Group, Oregon State University; we re-mapped and recolored them. The official map is at planthardiness.ars.usda.gov.

Zone10a30 to 35 °F

Coldest night−1.1 to 1.7 °C

Last frostFeb 26

First frostDec 22

2012 zone9b

Was 9b on the 2012 map — half a zone warmer now. The zone is the one at the center of the ZIP code; hilly ZIPs can span two zones. What zone 10a means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Lorida, FL…

Forecast data: National Weather Service (api.weather.gov), public domain. This is not a warning service — for official frost and freeze warnings see weather.gov.

Frost dates in Lorida, FL

JanFebMarAprMayJunJulAugSepOctNovDec

Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free

Last spring frostFebruary 26median — 50% chance of a later frost

Safe for tender plantsMarch 28only 10% chance of frost after

First fall frostDecember 22median — 10% chance by Nov 27

Growing season300 daysfrost-free, median

A hard freeze (28 °F) usually ends around February 4 and returns around January 7.

From the NOAA station Archbold Bio Stn, FL — 17 miles away, elevation 141 ft. NOAA NCEI U.S. Climate Normals 1991–2020, 32 °F threshold. Low spots and valleys can freeze later in spring than the station.

When to plant vegetables in 33857

JanFebMarAprMayJunJulAugSepOctNovDec

PeasSow outdoors · Jan 15 – Jan 29

SpinachSow outdoors · Jan 15 – Feb 5

Broccoli, cabbageStart indoors · Dec 18 – Jan 1

Broccoli, cabbageTransplant · Feb 5 – Feb 19

Onion setsPlant outdoors · Jan 29 – Feb 12

PotatoesPlant outdoors · Feb 5 – Feb 19

LettuceSow outdoors · Jan 29 – Feb 12

Carrots, beetsSow outdoors · Feb 5 – Feb 19

TomatoesStart indoors · Jan 1 – Jan 15

TomatoesTransplant · Mar 5 – Mar 19

Peppers, eggplantStart indoors · Dec 18 – Jan 1

Peppers, eggplantTransplant · Mar 12 – Mar 26

BeansSow outdoors · Mar 5 – Mar 19

Sweet cornSow outdoors · Mar 5 – Mar 19

Cucumbers, squashSow outdoors · Mar 5 – Mar 19

Fall lettuce, spinachSow outdoors · Oct 27 – Nov 10

GarlicPlant cloves · Dec 8 – Jan 12

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Feb 26) and first fall frost (Dec 22) with the rules of thumb U.S. extension services publish. Cool-season crops take a light frost; warm-season crops do best once the soil is above about 60 °F.

When spring arrived in 2026

In 2026, spring leaf-out near 33857 came on Jan 12 — 3 days earlier than the 1991–2020 average (Jan 15).

average
Jan 152026
Jan 12

JanFebMarAprMayJun

The Spring Index marks the day when accumulated warmth is enough for lilac and honeysuckle to leaf out — a widely used signal that the growing season has started. Source: USA National Phenology Network, www.usanpn.org — Spring Indices, first leaf, 2026 (data as of 2026-09-08) and 30-year average 1991–2020 (CC BY 4.0).

Native plants for zone 10a in Florida

480 plants native to the lower 48 states, recorded in Florida, and rated by the USDA to survive 30 °F or colder — the bottom of zone 10a. Each links to its USDA PLANTS profile.

Source: USDA, NRCS. 2026. The PLANTS Database (plants.usda.gov), National Plant Data Team — state distribution, native status and the “Temperature, Minimum” characteristic. Check light, moisture and soil needs before buying; local nurseries and your state native plant society can confirm what thrives in Lorida, FL.

Soil in Lorida, FL

The soil mapped at the center of ZIP 33857 is Immokalee — sand, poorly drained.

TextureSanddrains and warms fast; dries out and needs more feeding

pH4.5strongly acidic; most vegetables like 6.0–7.0

DrainagePoorly drainedconsider raised beds

Organic matter1.5%low — add compost

Hydrologic groupB/Dmoderate when drained; wet otherwise

Farmland classFarmland of unique importanceUSDA classification

Map unit: Immokalee sand, 0 to 2 percent slopes.

Soil Survey Staff, Natural Resources Conservation Service, USDA. Soil Survey Geographic (SSURGO) Database, via Soil Data Access, accessed 2026-10-29. The soil at the center point of ZIP 33857; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Lorida, FL

Summer high93 °Faverage high, July

Winter low48 °Faverage low, January

Hot days140days a year at 90 °F or more

Freezing nights9nights a year at 32 °F or less

Growing degree days8,404base 50 °F — the season’s usable heat

Longest day13 h 52 mindaylight on June 21

Shortest day10 h 25 mindaylight on December 21

Onions to growShort-daysummer days stay under about 14 h 20 min, so long-day varieties won’t bulb

Precipitation53.7 inper year, rain and melted snow

Average high and low, by month

Precipitation by month inches

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Archbold Bio Stn, FL (17 mi away); precipitation: Sylvan Shores 8.5 Ne, FL (6 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

3 of the 8 nearest ZIP codes are in a different zone — elevation and distance from water change winter lows quickly.

3387610a

Sebring, FL · 12 mi

338629b

Lake Placid, FL · 13 mi

338529b

Lake Placid, FL · 15 mi

Okeechobee, FL · 18 mi

3497410a

Okeechobee, FL · 21 mi

3497310a

Okeechobee, FL · 22 mi

Florida planting zones →

Questions about 33857

What planting zone is ZIP code 33857?

ZIP code 33857 (Lorida, FL) is in USDA hardiness zone 10a on the 2023 map: the coldest night of an average winter reaches 30 to 35 °F (−1.1 to 1.7 °C).

When is the last frost in Lorida, FL?

The median last spring frost (32 °F) near 33857 is February 26; after March 28 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Archbold Bio Stn station.

When is the first frost in Lorida, FL?

The median first fall frost near 33857 is December 22, giving a median frost-free growing season of 300 days.

When should I plant tomatoes in 33857?

Start tomato seeds indoors around Jan 1 – Jan 15 and set transplants outside around Mar 5 – Mar 19, one to three weeks after the median last frost.

How much rain and snow does 33857 get?

About 53.7 inches of precipitation a year (NOAA 1991–2020 normals, Sylvan Shores 8.5 Ne station).

How hot do summers get in Lorida, FL?

The average high peaks at 93 °F in July, with about 140 days a year at 90 °F or more.

What kind of soil does 33857 have?

The USDA soil survey maps Immokalee at the center of ZIP 33857: sand, poorly drained, pH about 4.5 (strongly acidic).

Did spring come early in Lorida, FL in 2026?

Spring leaf-out near 33857 came on Jan 12 in 2026, 3 days earlier than the 1991–2020 average (Jan 15), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Lorida, FL?

Short-day onions: the longest day near 33857 is 13 h 52 min, so summer days stay under about 14 h 20 min, so long-day varieties won’t bulb.

Did the zone for 33857 change?

Yes. The 2012 USDA map put 33857 in zone 9b; the 2023 map puts it in zone 10a. The newer map uses 1991–2020 data and more weather stations.