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

Planting zone for 32138 — Grandin, FL

ZIP code 32138 (Grandin, Putnam County) is in USDA zone 9a: the coldest winter night averages 20 to 25 °F. The median last spring frost is March 1 and the first fall frost December 7.

Where ZIP 32138 is

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.

Zone9a20 to 25 °F
Coldest night−6.7 to −3.9 °C
Last frostMar 1
First frostDec 7
2012 zone9a

Same zone as on the 2012 map. The zone is the one at the center of the ZIP code; hilly ZIPs can span two zones. What zone 9a means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Grandin, 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 Grandin, FL

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostMarch 1median — 50% chance of a later frost
Safe for tender plantsMarch 22only 10% chance of frost after
First fall frostDecember 7median — 10% chance by Nov 16
Growing season284 daysfrost-free, median

A hard freeze (28 °F) usually ends around February 9 and returns around December 30.

From the NOAA station Orange Springs 2ssw, FL — 17 miles away, elevation 49 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 32138

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Jan 18 – Feb 1
SpinachSow outdoors · Jan 18 – Feb 8
Broccoli, cabbageStart indoors · Dec 21 – Jan 4
Broccoli, cabbageTransplant · Feb 8 – Feb 22
Onion setsPlant outdoors · Feb 1 – Feb 15
PotatoesPlant outdoors · Feb 8 – Feb 22
LettuceSow outdoors · Feb 1 – Feb 15
Carrots, beetsSow outdoors · Feb 8 – Feb 22
TomatoesStart indoors · Jan 4 – Jan 18
TomatoesTransplant · Mar 8 – Mar 22
Peppers, eggplantStart indoors · Dec 21 – Jan 4
Peppers, eggplantTransplant · Mar 15 – Mar 29
BeansSow outdoors · Mar 8 – Mar 22
Sweet cornSow outdoors · Mar 8 – Mar 22
Cucumbers, squashSow outdoors · Mar 8 – Mar 22
Fall lettuce, spinachSow outdoors · Oct 12 – Oct 26
GarlicPlant cloves · Nov 23 – Dec 28
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Mar 1) and first fall frost (Dec 7) 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 32138 came on Jan 17 — 4 days earlier than the 1991–2020 average (Jan 21).

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).

Soil in Grandin, FL

The soil mapped at the center of ZIP 32138 is Tavares — fine sand, moderately well drained.

TextureFine sanddrains and warms fast; dries out and needs more feeding
pH5.5moderately acidic; most vegetables like 6.0–7.0
DrainageModerately well drainednatural drainage class
Organic matter2%moderate
Hydrologic groupAwater soaks in fast
Farmland classNot prime farmlandUSDA classification

Map unit: Tavares fine sand, 0 to 5 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 32138; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Grandin, FL

Summer high91 °Faverage high, July
Winter low41 °Faverage low, January
Hot days109days a year at 90 °F or more
Freezing nights17nights a year at 32 °F or less
Growing degree days7,096base 50 °F — the season’s usable heat
Longest day14 h 03 mindaylight on June 21
Shortest day10 h 14 mindaylight on December 21
Onions to growShort-daysummer days stay under about 14 h 20 min, so long-day varieties won’t bulb
Precipitation52.5 inper year, rain and melted snow

Average high and low, by month

30°40°50°60°70°80°90°100°32 °FJanuary: average high 68 °F, low 41 °F 68°41° JanFebruary: average high 71 °F, low 45 °F 71°45° FebMarch: average high 77 °F, low 48 °F 77°48° MarApril: average high 82 °F, low 54 °F 82°54° AprMay: average high 88 °F, low 62 °F 88°62° MayJune: average high 90 °F, low 68 °F 90°68° JunJuly: average high 91 °F, low 71 °F 91°71° JulAugust: average high 91 °F, low 71 °F 91°71° AugSeptember: average high 89 °F, low 69 °F 89°69° SepOctober: average high 83 °F, low 60 °F 83°60° OctNovember: average high 75 °F, low 51 °F 75°51° NovDecember: average high 70 °F, low 45 °F 70°45° Dec

Precipitation by month inches

0″2″4″6″8″January: 3.33 in precipitation 3.3 JanFebruary: 2.84 in precipitation 2.8 FebMarch: 3.37 in precipitation 3.4 MarApril: 3.08 in precipitation 3.1 AprMay: 4.16 in precipitation 4.2 MayJune: 7.19 in precipitation 7.2 JunJuly: 6.12 in precipitation 6.1 JulAugust: 6.77 in precipitation 6.8 AugSeptember: 6.43 in precipitation 6.4 SepOctober: 4.07 in precipitation 4.1 OctNovember: 2.09 in precipitation 2.1 NovDecember: 3.04 in precipitation 3.0 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Orange Springs 2ssw, FL (17 mi away); precipitation: Interlachen 10.4 Nne, FL (5 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

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

321859a
Putnam Hall, FL · 2 mi
321409a
Florahome, FL · 4 mi
326669a
Melrose, FL · 5 mi
321609a
Lake Geneva, FL · 5 mi
326569a
Keystone Heights, FL · 7 mi
321499a
Interlachen, FL · 7 mi
321489a
Interlachen, FL · 9 mi
321479b
Hollister, FL · 10 mi

Florida planting zones →

Questions about 32138

What planting zone is ZIP code 32138?

ZIP code 32138 (Grandin, FL) is in USDA hardiness zone 9a on the 2023 map: the coldest night of an average winter reaches 20 to 25 °F (−6.7 to −3.9 °C).

When is the last frost in Grandin, FL?

The median last spring frost (32 °F) near 32138 is March 1; after March 22 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Orange Springs 2ssw station.

When is the first frost in Grandin, FL?

The median first fall frost near 32138 is December 7, giving a median frost-free growing season of 284 days.

When should I plant tomatoes in 32138?

Start tomato seeds indoors around Jan 4 – Jan 18 and set transplants outside around Mar 8 – Mar 22, one to three weeks after the median last frost.

How much rain and snow does 32138 get?

About 52.5 inches of precipitation a year (NOAA 1991–2020 normals, Interlachen 10.4 Nne station).

How hot do summers get in Grandin, FL?

The average high peaks at 91 °F in July, with about 109 days a year at 90 °F or more.

What kind of soil does 32138 have?

The USDA soil survey maps Tavares at the center of ZIP 32138: fine sand, moderately well drained, pH about 5.5 (moderately acidic).

Did spring come early in Grandin, FL in 2026?

Spring leaf-out near 32138 came on Jan 17 in 2026, 4 days earlier than the 1991–2020 average (Jan 21), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Grandin, FL?

Short-day onions: the longest day near 32138 is 14 h 03 min, so summer days stay under about 14 h 20 min, so long-day varieties won’t bulb.