What Grows in Medford, Oklahoma

USDA Zones 7a-8b · 993 acres

Medford, Oklahoma, sits in USDA hardiness zones 7a-8b — a zone band wide enough that plant choice, not possibility, is the interesting question.

Among the crops suited to this profile: pecan, tomato, okra, and redbud. The site-level story — soil, sun, drainage — decides the rest.

Score your parcel · free

Even in Medford, 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 Medford lot. Enter your address and we'll score 1,112 plants against your land's actual soil, sun, and frost.

We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.

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Quick Facts

USDA Zones

7a-8b

Last Hard Freeze (28°F)

Mar 2

Town normal — light frosts run a few weeks later

First Hard Freeze (28°F)

Nov 26

Town normal — light frosts arrive a few weeks earlier

City Area

993 acres

Hardiness Zone Range

7a
8b
3a (Cold)13b (Hot)

Zone maps are averages across Medford. Your yard's slope, trees, and frost pockets shift what actually grows — see your land's exact reading.

Soil varies lot by lot — soil types explained.

Is it too late to plant in Medford?

Too late for some crops, right on time for others — a growing season is a sequence, not a deadline. Cool-season crops can go in from around Feb 2; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 2 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 26 — long-season crops need about 90 days of runway, quick greens only 30. And with a calendar this mild, the honest answer is that planting barely stops — winter opens seasons colder regions never see.

Growing Challenges in Oklahoma

What an experienced grower plans around here — each one has a move.

Extreme weather variability (tornadoes, ice storms, drought)

Flexible beats fortified here: row covers staged, storm-tough perennials, and quick-replant annual beds.

Red clay soils drain poorly in central OK

A raised bed ends the standing-water fight in a weekend, and fall compost keeps opening the clay below.

Low western rainfall requires irrigation

Western plots run on drip and mulch — plan the water before the planting and the dry years lose their teeth.

For cultivar selection, pest pressure, and planting-time guidance specific to Oklahoma, the Oklahoma State University Extension is the authoritative local source.

Environmental Intelligence

Understanding what's nearby helps you make informed decisions about where and how to grow.

Total Sites

45

within ~10 miles of Medford

Risk Level

Elevated

Highest-severity

1 Superfund site

Severity Distribution

within ~10 miles of Medford

High1Moderate30Low14

Highest-Severity Sites

Oneok Propane Blowout
Superfund · Superfund (Non-NPL)
25N-05W-06 Cac 1
Nitrate Monitoring · Well
25N-05W-06 Cac 1
Nitrate Monitoring · Well
25N-06W-01 C 1
Nitrate Monitoring · Well
25N-06W-01 C 1
Nitrate Monitoring · Well

A note from Gnorman

What an experienced grower watches for around here

In and around Medford, Nitrate runs higher than the national average — 18 sites nearby. Knowing it is half the work — and it's nothing a thoughtful grower can't plan for.

Nitrate: Nitrate contamination primarily comes from agricultural fertilizer runoff and failing septic systems.

Test well water for nitrate if you rely on a private well for irrigation (EPA standard: 10 mg/L).

Free Report

Check your specific parcel in Medford

Get exact proximity distances to contamination sources for your specific parcel — plus soil, sun, drainage, and 1,112 plant recommendations.

Three things about your exact spot that zone averages miss:

Your soil pHYour frost-free daysYour sun & shade

We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.

25+ data sources analyzed in seconds

Your Specific Parcel Matters

Medford Average

  • USDA Zones 7a-8b
  • Generic soil type for the area
  • State-average frost dates

YOUR Parcel

  • Your exact hardiness zone
  • Your SSURGO soil type & pH
  • Your sun exposure, cast in 3D

See MY Growing Report

Free Report

Read your specific parcel in Medford

Pull a site-specific report for your exact address in Medford, Oklahoma — soil, sun, drainage, frost risk, and scored plant recommendations.

Three things about your exact spot that zone averages miss:

Your soil pHYour frost-free daysYour sun & shade

We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.

25+ data sources analyzed in seconds

Key Growing Facts for Medford, Oklahoma

  • USDA Hardiness Zones: 7a-8b (USDA PHZM 2023)
  • Last Hard Freeze (28°F): Mar 2 (town normal, NOAA 1991–2020 Climate Normals — light frosts can follow for a few weeks)
  • First Hard Freeze (28°F): Nov 26 (town normal, NOAA 1991–2020 Climate Normals — light frosts can arrive a few weeks earlier)
  • Days Between Hard Freezes: ~269 (town normal, NOAA 1991–2020 Climate Normals)
  • Land Area: 993 acres (US Census TIGER 2025)

Zone data: USDA ARS Plant Hardiness Zone Map 2023. Climate data: NOAA NCEI. Boundaries: US Census TIGER/Line 2025.

Frequently Asked Questions

What hardiness zone is Medford, Oklahoma?

Medford sits in USDA hardiness zones 7a-8b, per the USDA Plant Hardiness Zone Map 2023. Zones reflect average annual extreme minimum temperatures from 1991–2020 weather data.

Is it too late to plant in Medford?

Too late for some crops, right on time for others — a growing season is a sequence, not a deadline. Cool-season crops can go in from around Feb 2; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 2 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 26 — long-season crops need about 90 days of runway, quick greens only 30. And with a calendar this mild, the honest answer is that planting barely stops — winter opens seasons colder regions never see.

When does frost risk typically end in Medford?

The last hard freeze (28°F) in Medford typically lands around Mar 2, per NOAA 1991–2020 climate normals — an earlier marker than the light-frost dates many planting charts quote. That marks the hard freeze, not the last light frost — light frosts can still bite for a few more weeks, so tender transplants usually wait another 2–3 weeks.

When is the first frost in Medford?

The first hard freeze (28°F) in Medford typically arrives around Nov 26, per NOAA 1991–2020 climate normals — the point most tender summer crops finish. Lighter frosts usually reach a couple of weeks earlier, so watch the forecast from late summer on and harvest or cover tender plants before the first cold night.

What vegetables grow in Medford?

Medford's zones 7a-8b support a wide range — strong performers include Pecan, Tomato, Okra, Redbud, and Blackberry. What actually takes on any one site comes down to its soil, sun, and drainage, and we score each plant against the real conditions at your address.

Which hardiness zone is Medford, really?

Officially, Medford sits in USDA zones 7a-8b (USDA PHZM 2023) — but a zone is a 30-year average of winter's coldest night across an area, and it can't see any one yard. A south-facing slope, a tree line, or a low frost pocket can shift a single site by half a zone either way, which is why neighboring gardeners often quote different numbers. We read the conditions at your exact address — soil, sun, slope, and frost — and score 1,112 plants against what's actually there.

Is the soil safe to grow vegetables in Medford?

The federal record around Medford is a meaningful one — 45 documented sites — 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 Medford?

As the season closes around the first 28°F hard freeze near Nov 26 (NOAA 1991–2020 climate normals), a few moves buy time: cover tender plants with floating row cover or an old sheet on still, clear nights, water the soil the afternoon before a freeze so it holds warmth overnight, and harvest frost-tender crops like tomatoes, peppers, and basil before the first hard night. Hardy greens and root crops shrug off light frost and often sweeten after it, so leave them in.

Everything on this page is a Medford average. Your yard writes its own version — we read soil, sun, drainage, and frost at your exact address. Try it for 14 days — no card required.