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

Planting zone for 10474 — Bronx, NY

ZIP code 10474 (Bronx, Bronx County) is in USDA zone 7b: the coldest winter night averages 5 to 10 °F. The median last spring frost is March 26 and the first fall frost November 25.

Where ZIP 10474 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.

Zone7b5 to 10 °F
Coldest night−15 to −12.2 °C
Last frostMar 26
First frostNov 25
2012 zone7b

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 7b means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Bronx, NY…

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 Bronx, NY

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostMarch 26median — 50% chance of a later frost
Safe for tender plantsApril 6only 10% chance of frost after
First fall frostNovember 25median — 10% chance by Nov 10
Growing season244 daysfrost-free, median

A hard freeze (28 °F) usually ends around March 15 and returns around December 5.

From the NOAA station New York Laguardia Airport, NY — 2 miles away, elevation 10 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 10474

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Feb 12 – Feb 26
SpinachSow outdoors · Feb 12 – Mar 5
Broccoli, cabbageStart indoors · Jan 15 – Jan 29
Broccoli, cabbageTransplant · Mar 5 – Mar 19
Onion setsPlant outdoors · Feb 26 – Mar 12
PotatoesPlant outdoors · Mar 5 – Mar 19
LettuceSow outdoors · Feb 26 – Mar 12
Carrots, beetsSow outdoors · Mar 5 – Mar 19
TomatoesStart indoors · Jan 29 – Feb 12
TomatoesTransplant · Apr 2 – Apr 16
Peppers, eggplantStart indoors · Jan 15 – Jan 29
Peppers, eggplantTransplant · Apr 9 – Apr 23
BeansSow outdoors · Apr 2 – Apr 16
Sweet cornSow outdoors · Apr 2 – Apr 16
Cucumbers, squashSow outdoors · Apr 2 – Apr 16
Fall lettuce, spinachSow outdoors · Sep 30 – Oct 14
GarlicPlant cloves · Nov 11 – Dec 16
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Mar 26) and first fall frost (Nov 25) 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 10474 came on Mar 22 — about the same time as the 1991–2020 average (Mar 20).

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 7b in New York

660 plants native to the lower 48 states, recorded in New York, and rated by the USDA to survive 5 °F or colder — the bottom of zone 7b. Each links to its USDA PLANTS profile.

Trees 78

American basswood100 ft · blooms late spring · low shade tolerance · to −46 °FAmerican beech80 ft · blooms mid spring · low shade tolerance · to −44 °FAmerican chestnut115 ft · blooms early summer · high shade tolerance · to −33 °FAmerican elm120 ft · blooms early spring · medium shade tolerance · to −46 °FAmerican sycamore100 ft · blooms spring · medium shade tolerance · to −34 °Farborvitae50 ft · blooms mid spring · medium shade tolerance · to −33 °F

Shrubs 131

alderleaf buckthorn3 ft · blooms late spring · low shade tolerance · to −33 °FAllegheny serviceberry35 ft · blooms early spring · low shade tolerance · to −38 °Falternateleaf dogwood25 ft · blooms mid spring · low shade tolerance · to −47 °FAmerican black currant3 ft · blooms early spring · to −46 °FAmerican hazelnut10 ft · blooms spring · medium shade tolerance · to −33 °FAmerican holly40 ft · blooms mid spring · low shade tolerance · to −20 °F

Wildflowers & perennials 224

alkali buttercup1 ft · blooms late spring · low shade tolerance · to −38 °FAmerican bur-reed3 ft · blooms indeterminate · medium shade tolerance · to −33 °FAmerican eelgrass1 ft · blooms mid summer · high shade tolerance · to −33 °FAmerican licorice4 ft · blooms late spring · medium shade tolerance · to −38 °FAmerican lotus3 ft · blooms mid summer · high shade tolerance · to −36 °FAmerican pokeweed7 ft · blooms mid summer · low shade tolerance · to −33 °F

Grasses 201

alkali sacaton3 ft · blooms mid summer · high shade tolerance · to −38 °FAmerican beachgrass2.5 ft · blooms spring · high shade tolerance · to −28 °Farctic brome3 ft · blooms early summer · low shade tolerance · to −33 °FAtlantic mannagrass3 ft · blooms summer · low shade tolerance · to −8 °Fawlfruit sedge4 ft · blooms mid spring · low shade tolerance · to −38 °FBailey's sedge2.1 ft · blooms late spring · low shade tolerance · to −33 °F

Vines 9

American bittersweet15 ft · blooms spring · low shade tolerance · to −38 °FAmerican wisteria50 ft · blooms spring · low shade tolerance · to −3 °Fdevil's darning needles15 ft · blooms mid summer · medium shade tolerance · to −38 °Ffrost grape83 ft · blooms late spring · medium shade tolerance · to −23 °Friverbank grape45 ft · blooms late spring · medium shade tolerance · to −33 °Fsummer grape30 ft · blooms late spring · low shade tolerance · to −23 °F

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 Bronx, NY.

Soil in Bronx, NY

The soil mapped at the center of ZIP 10474 is Greenbelt — loam, well drained. Much of the area is built over (urban land); this is the natural soil underneath.

TextureLoama good balance for most vegetables
pH6.2slightly acidic; most vegetables like 6.0–7.0
DrainageWell drainednatural drainage class
Organic matter1.67%low — add compost
Hydrologic groupBwater soaks in moderately
Farmland classNot prime farmlandUSDA classification

Map unit: Urban land, till substratum, 0 to 3 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 10474; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Bronx, NY

Summer high86 °Faverage high, July
Winter low29 °Faverage low, January
Hot days22days a year at 90 °F or more
Freezing nights62nights a year at 32 °F or less
Growing degree days4,121base 50 °F — the season’s usable heat
Longest day15 h 06 mindaylight on June 21
Shortest day9 h 14 mindaylight on December 21
Onions to growLong-daysummer days reach 15+ hours, enough for long-day varieties (intermediate types work too)
Precipitation45.3 inper year, rain and melted snow
Snowfall30 inper year; 21 days with snow on the ground

Average high and low, by month

20°30°40°50°60°70°80°90°100°32 °FJanuary: average high 40 °F, low 29 °F 40°29° JanFebruary: average high 43 °F, low 30 °F 43°30° FebMarch: average high 50 °F, low 36 °F 50°36° MarApril: average high 61 °F, low 46 °F 61°46° AprMay: average high 72 °F, low 56 °F 72°56° MayJune: average high 81 °F, low 66 °F 81°66° JunJuly: average high 86 °F, low 72 °F 86°72° JulAugust: average high 85 °F, low 71 °F 85°71° AugSeptember: average high 77 °F, low 64 °F 77°64° SepOctober: average high 66 °F, low 53 °F 66°53° OctNovember: average high 55 °F, low 43 °F 55°43° NovDecember: average high 45 °F, low 35 °F 45°35° Dec

Precipitation by month inches · ❄ = snowfall

0″1″2″3″4″5″January: 3.25 in precipitation, 8.6 in snowfall 3.3❄9 JanFebruary: 2.93 in precipitation, 9.8 in snowfall 2.9❄10 FebMarch: 4.01 in precipitation, 5.4 in snowfall 4.0❄5 MarApril: 3.85 in precipitation, 0.4 in snowfall 3.9 AprMay: 3.58 in precipitation 3.6 MayJune: 4.03 in precipitation 4.0 JunJuly: 4.30 in precipitation 4.3 JulAugust: 4.41 in precipitation 4.4 AugSeptember: 3.88 in precipitation 3.9 SepOctober: 3.81 in precipitation, 0.1 in snowfall 3.8 OctNovember: 3.15 in precipitation, 0.3 in snowfall 3.1 NovDecember: 4.08 in precipitation, 5.2 in snowfall 4.1❄5 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: New York Laguardia Airport, NY (2 mi away); precipitation: New York Laguardia Airport, NY (2 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

All 8 nearest ZIP codes share zone 7b.

104597b
Bronx, NY · 1 mi
104557b
Bronx, NY · 1 mi
104737b
Bronx, NY · 1 mi
104727b
Bronx, NY · 2 mi
104547b
Bronx, NY · 2 mi
104567b
Bronx, NY · 2 mi
104517b
Bronx, NY · 2 mi
104607b
Bronx, NY · 2 mi

All 25 ZIP codes in Bronx → · New York planting zones →

Questions about 10474

What planting zone is ZIP code 10474?

ZIP code 10474 (Bronx, NY) is in USDA hardiness zone 7b on the 2023 map: the coldest night of an average winter reaches 5 to 10 °F (−15 to −12.2 °C).

When is the last frost in Bronx, NY?

The median last spring frost (32 °F) near 10474 is March 26; after April 6 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, New York Laguardia Airport station.

When is the first frost in Bronx, NY?

The median first fall frost near 10474 is November 25, giving a median frost-free growing season of 244 days.

When should I plant tomatoes in 10474?

Start tomato seeds indoors around Jan 29 – Feb 12 and set transplants outside around Apr 2 – Apr 16, one to three weeks after the median last frost.

How much rain and snow does 10474 get?

About 45.3 inches of precipitation a year and 30 inches of snowfall (NOAA 1991–2020 normals, New York Laguardia Airport station).

How hot do summers get in Bronx, NY?

The average high peaks at 86 °F in July, with about 22 days a year at 90 °F or more.

What kind of soil does 10474 have?

The USDA soil survey maps Greenbelt at the center of ZIP 10474: loam, well drained, pH about 6.2 (slightly acidic).

Did spring come early in Bronx, NY in 2026?

Spring leaf-out near 10474 came on Mar 22 in 2026, about the same as the 1991–2020 average (Mar 20), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Bronx, NY?

Long-day onions: the longest day near 10474 is 15 h 06 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).