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

Planting zone for Temple Hills, MD

Temple Hills, MD is in USDA zone 7b across its 2 ZIP codes. The median last spring frost is April 3 and the first fall frost November 8.

Temple Hills on the zone map

Outlined: its 1 ZIP code areas · 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
ZIP codes2
Last frostApr 3
First frostNov 8
Growing season217 days

7b 2 ZIPs

Frost forecast — next 7 nights

live from the National Weather Service

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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 Temple Hills, MD

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostApril 3median — 50% chance of a later frost
Safe for tender plantsApril 15only 10% chance of frost after
First fall frostNovember 8median — 10% chance by Oct 24
Growing season217 daysfrost-free, median

A hard freeze (28 °F) usually ends around March 21 and returns around November 19.

From the NOAA station Oxon Hill, MD, elevation 190 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 Temple Hills

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Feb 20 – Mar 6
SpinachSow outdoors · Feb 20 – Mar 13
Broccoli, cabbageStart indoors · Jan 23 – Feb 6
Broccoli, cabbageTransplant · Mar 13 – Mar 27
Onion setsPlant outdoors · Mar 6 – Mar 20
PotatoesPlant outdoors · Mar 13 – Mar 27
LettuceSow outdoors · Mar 6 – Mar 20
Carrots, beetsSow outdoors · Mar 13 – Mar 27
TomatoesStart indoors · Feb 6 – Feb 20
TomatoesTransplant · Apr 10 – Apr 24
Peppers, eggplantStart indoors · Jan 23 – Feb 6
Peppers, eggplantTransplant · Apr 17 – May 1
BeansSow outdoors · Apr 10 – Apr 24
Sweet cornSow outdoors · Apr 10 – Apr 24
Cucumbers, squashSow outdoors · Apr 10 – Apr 24
Fall lettuce, spinachSow outdoors · Sep 13 – Sep 27
GarlicPlant cloves · Oct 25 – Nov 29
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 3) and first fall frost (Nov 8) 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 20748 came on Mar 10 — about the same time as the 1991–2020 average (Mar 11).

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 Maryland

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

Trees 83

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 127

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 beautyberry6 ft · blooms early summer · medium shade tolerance · to −8 °FAmerican black currant3 ft · blooms early spring · to −46 °FAmerican hazelnut10 ft · blooms spring · medium shade tolerance · to −33 °F

Wildflowers & perennials 206

American bur-reed3 ft · blooms indeterminate · medium shade tolerance · to −33 °FAmerican eelgrass1 ft · blooms mid summer · high shade tolerance · to −33 °FAmerican lotus3 ft · blooms mid summer · high shade tolerance · to −36 °FAmerican pokeweed7 ft · blooms mid summer · low shade tolerance · to −33 °FAmerican speedwell0.8 ft · blooms mid summer · low shade tolerance · to −38 °FAmerican spongeplant0.5 ft · blooms mid spring · high shade tolerance · to −24 °F

Grasses 176

American beachgrass2.5 ft · blooms spring · high shade tolerance · to −28 °FAmerican cupscale3 ft · blooms early summer · high shade tolerance · to −18 °Farctic brome3 ft · blooms early summer · low shade tolerance · to −33 °FAtlantic mannagrass3 ft · blooms summer · low shade tolerance · to −8 °Fautumn bluegrass1.5 ft · blooms late spring · medium shade tolerance · to −8 °Fawlfruit sedge4 ft · blooms mid spring · low shade tolerance · to −38 °F

Vines 12

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 °Fgraybark grape50 ft · blooms late spring · medium shade tolerance · to −8 °Fheartleaf peppervine2 ft · blooms late spring · low shade tolerance · to −8 °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 Temple Hills, MD.

Soil in Temple Hills, MD

The soil mapped at the center of ZIP 20748 is Widewater — loam, poorly drained.

TextureLoama good balance for most vegetables
pH4.7strongly acidic; most vegetables like 6.0–7.0
DrainagePoorly drainedconsider raised beds
Organic matter3%moderate
Hydrologic groupC/Dslow when drained; wet otherwise
Farmland classNot prime farmlandUSDA classification

Map unit: Widewater and Issue soils, frequently flooded.

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 20748; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Temple Hills, MD

Summer high88 °Faverage high, July
Winter low27 °Faverage low, January
Hot days38days a year at 90 °F or more
Freezing nights80nights a year at 32 °F or less
Growing degree days4,190base 50 °F — the season’s usable heat
Longest day14 h 53 mindaylight on June 21
Shortest day9 h 27 mindaylight on December 21
Onions to growIntermediateday-neutral types bulb best; long-day varieties may not bulb fully
Precipitation46.5 inper year, rain and melted snow

Average high and low, by month

20°30°40°50°60°70°80°90°100°32 °FJanuary: average high 44 °F, low 27 °F 44°27° JanFebruary: average high 48 °F, low 28 °F 48°28° FebMarch: average high 56 °F, low 35 °F 56°35° MarApril: average high 67 °F, low 45 °F 67°45° AprMay: average high 76 °F, low 55 °F 76°55° MayJune: average high 84 °F, low 64 °F 84°64° JunJuly: average high 88 °F, low 69 °F 88°69° JulAugust: average high 87 °F, low 67 °F 87°67° AugSeptember: average high 80 °F, low 61 °F 80°61° SepOctober: average high 68 °F, low 48 °F 68°48° OctNovember: average high 57 °F, low 39 °F 57°39° NovDecember: average high 48 °F, low 31 °F 48°31° Dec

Precipitation by month inches

0″1″2″3″4″5″6″January: 3.10 in precipitation 3.1 JanFebruary: 2.82 in precipitation 2.8 FebMarch: 3.96 in precipitation 4.0 MarApril: 3.46 in precipitation 3.5 AprMay: 4.42 in precipitation 4.4 MayJune: 4.22 in precipitation 4.2 JunJuly: 5.06 in precipitation 5.1 JulAugust: 4.05 in precipitation 4.0 AugSeptember: 4.33 in precipitation 4.3 SepOctober: 4.03 in precipitation 4.0 OctNovember: 3.23 in precipitation 3.2 NovDecember: 3.78 in precipitation 3.8 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Oxon Hill, MD (4 mi away); precipitation: Suitland 2.1 Se, MD (within 1 mile). Daylight is calculated from latitude.

ZIP codes in Temple Hills

207487b
5 to 10 °F
207577b
5 to 10 °F

Maryland planting zones →

Questions about Temple Hills

What planting zone is Temple Hills, MD?

Temple Hills, MD is in USDA hardiness zone 7b on the 2023 map (7b: 5 to 10 °F).

When is the last frost in Temple Hills, MD?

The median last spring frost is April 3 and the median first fall frost is November 8 (NOAA 1991–2020 normals, Oxon Hill station).

When can I plant a garden in Temple Hills, MD?

Cool-season crops like peas and spinach go in around Feb 20 – Mar 13; tomatoes, peppers, beans and squash after about Apr 10, once frost risk has passed.

What kind of onions grow in Temple Hills, MD?

Intermediate onions: the longest day is 14 h 53 min, so day-neutral types bulb best; long-day varieties may not bulb fully.

How much rain and snow does Temple Hills, MD get?

About 46.5 inches of precipitation a year (NOAA 1991–2020 normals).