What Grows in Forest City, Pennsylvania

USDA Zones 6a · 586 acres

Forest City, Pennsylvania, sits in USDA hardiness zone 6a — a range where zone-matched perennials and frost-aware annual timing set what succeeds.

Crops well matched to these conditions include cabbage, blackberry, california poppy, and collard greens — though what thrives on any one site still turns on its specific soil, sun, and drainage.

Score your parcel · free

Even in Forest City, 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 Forest City lot. Enter your address and we'll score 1,086 plants against your land's actual soil, sun, and frost.

We read public map data around Forest City — soil, climate, flood, and parcel records. How we handle your address.

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Forest City — the short answer

Forest City, Pennsylvania: USDA zone 6a, about 165 days between hard freezes, across 586 acres of town.

USDA zone
6a
USDA PHZM 2023
Last hard freeze (28°F)
May 4
NOAA 1991–2020 Climate Normals, 28°F — this town
First hard freeze (28°F)
Oct 16
NOAA 1991–2020 Climate Normals, 28°F — this town
Days between freezes
~165
NOAA 1991–2020 Climate Normals, 28°F — this town
Town area
586 acres
US Census TIGER/Line 2025

Every figure names the dataset it came from. Hard-freeze dates are this town’s own 28°F normals: light frosts run a few weeks past them, and tender transplants usually wait 2–3 weeks after the last hard freeze.

Hardiness Zone Range

6a6a
3a (Cold)13b (Hot)

Zone 6a is Forest City's average, not your lot's — a low corner or a tree line moves it. Against Forest City's 165-day season, see what your own ground reads.

Soil varies lot by lot — soil types explained.

What this means for growing in Forest City

Each reading below is measured for Forest City itself — here is what it means for a garden here, and the move an experienced grower makes about it.

Season length

Measured

Forest City runs about 165 days between hard freezes — a moderate growing season.

There is room for the full run of cool-season crops plus a warm-season main crop, but the calendar is tight enough that a late spring or early fall frost still decides how much finishes.

Time warm-season transplants to your last hard freeze, and a few weeks of season extension turns a near-miss harvest into a sure one.

NOAA 1991–2020 Climate Normals

Winter hardiness

Measured

Forest City sits in USDA hardiness zone 6a.

The zone sets which perennials, shrubs, and fruit trees live through an average winter here — a plant rated for a colder zone is a safe bet, one rated warmer needs winter protection or gets treated as an annual.

Match perennials and fruit to the zone before you buy, so nothing you plant is a gamble against the cold.

USDA PHZM 2023

The kind of country Forest City is in

Forest City sits in the Ridge and Valley — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Forest City's own centroid, and it is not what its county reads: Susquehanna County is mostly Northern Allegheny Plateau. The wider page above you is answering a different question about different ground.

What that means for soil

What Grows in Forest City

Every plant below cleared Forest City's own zone 6a and its 165-day season. Each card opens that plant's Pennsylvania profile. How we score.

cabbage, photograph
Growing cabbage in PennsylvaniaZones 2–11Forest City's 6a — 4 zones of cold margin.
blackberry, photograph
Pennsylvania blackberry guideZones 5–8Forest City's 6a — 1 zone of cold margin.
California poppy, photograph
California poppy in PennsylvaniaZones 6–10Forest City's 6a is its exact cold limit.
collard greens, photograph
Collard greens: Pennsylvania growing notesZones 2–11Forest City's 6a — 4 zones of cold margin.
cranberry, photograph
Growing cranberry in PennsylvaniaZones 2–7Forest City's 6a — 4 zones of cold margin.
lavender, photograph
Pennsylvania lavender guideZones 5–8Forest City's 6a — 1 zone of cold margin.
garlic, photograph
Garlic in PennsylvaniaZones 2–10Forest City's 6a — 4 zones of cold margin.
pawpaw, photograph
Pawpaw: Pennsylvania growing notesZones 5–9Forest City's 6a — 1 zone of cold margin.
St. Johns wort, photograph
Growing st. johns wort in PennsylvaniaZones 3–8Forest City's 6a — 3 zones of cold margin.
kale, photograph
Pennsylvania kale guideZones 2–11Forest City's 6a — 4 zones of cold margin.
pecan, photograph
Pecan in PennsylvaniaZones 5–9Forest City's 6a — 1 zone of cold margin.
Turkish rocket, photograph
Turkish rocket: Pennsylvania growing notesForest City's 165 days clear the ~90 it needs.
lentil, photograph
Growing lentil in PennsylvaniaZones 2–11Forest City's 165 days clear the ~70 it needs.
okra, photograph
Pennsylvania okra guideZones 2–12Forest City's 165 days clear the ~50 it needs.
potato, photograph
Potato in PennsylvaniaZones 2–11Forest City's 6a — 4 zones of cold margin.
hosta, photograph
Hosta: Pennsylvania growing notesZones 3–8Forest City's 6a — 3 zones of cold margin.
sunflower, photograph
Growing sunflower in PennsylvaniaZones 2–11Forest City's 165 days clear the ~70 it needs.
azalea, photograph
Pennsylvania azalea guideZones 4–8Forest City's 6a — 2 zones of cold margin.
hops, photograph
Hops in PennsylvaniaZones 3–8Forest City's 6a — 3 zones of cold margin.
iris, photograph
Iris: Pennsylvania growing notesZones 3–10Forest City's 6a — 3 zones of cold margin.
French marigold, photograph
Growing french marigold in PennsylvaniaForest City's 165 days clear the ~50 it needs.
lilac, photograph
Pennsylvania lilac guideZones 4–10Forest City's 6a — 2 zones of cold margin.
American bittersweet, photograph
American bittersweet in PennsylvaniaZones 3–8Forest City's 6a — 3 zones of cold margin.
tulip, photograph
Tulip: Pennsylvania growing notesZones 6–8Forest City's 6a is its exact cold limit.
American elm, photograph
Growing american elm in PennsylvaniaZones 3–9Forest City's 6a — 3 zones of cold margin.
Ethiopian mustard, photograph
Pennsylvania ethiopian mustard guideZones 4–10Forest City's 6a — 2 zones of cold margin.
Kentucky bluegrass, botanical illustration
Kentucky bluegrass in PennsylvaniaZones 2–7Forest City's 6a — 4 zones of cold margin.
blue spruce, photograph
Blue spruce: Pennsylvania growing notesZones 2–8Forest City's 6a — 4 zones of cold margin.
alfalfa, photograph
Growing alfalfa in PennsylvaniaZones 2–10Forest City's 165 days clear the ~100 it needs.
Canada wild rye, photograph
Pennsylvania canada wild rye guideZones 3–8Forest City's 6a — 3 zones of cold margin.

Is it too late to plant in Forest City?

Rarely: the season closes in stages, not all at once, and each stage has its crops. Cool-season crops can go in from around Apr 6; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near May 4 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Oct 16 — long-season crops need about 90 days of runway, quick greens only 30. Even past midsummer there is room for a true fall garden here, and garlic planted near the close carries the momentum into next year.

Documented around Forest City

Spotted lanternfly documented 4 miles from Forest City, first recorded 2019. What to watch for.

What's on the federal record near Forest City

Closest first, within ~10 miles of Forest City. Listing isn't leaking, and distance isn't exposure.

  1. NORTHEASTERN PA TELEUnderground Storage Tanks · 900 ft
  2. ENDICOTT JOHNSON SHOEUnderground Storage Tanks · 1000 ft
  3. HORNBECK SVC STAUnderground Storage Tanks · 2000 ft
  4. ALLEN HORNBECK CHEVROLETBrownfields · 2000 ft
  5. TURKEY HILL 150Underground Storage Tanks · 2300 ft
  6. JOES SVC STAUnderground Storage Tanks · 0.6 mi
  7. FOREST CITY REG SCH DISTUnderground Storage Tanks · 0.6 mi
  8. ENDICOTT JOHNSON FOREST CITY PLTToxics Release Inventory · 0.6 mi
  9. KW OILUnderground Storage Tanks · 0.6 mi
  10. FURDOCK MOTORS & TRADING POSTUnderground Storage Tanks · 0.8 mi
  11. RB FRIES INCUnderground Storage Tanks · 0.9 mi
  12. M & M INDUSTRIESBrownfields · 1.4 mi

6 more sites are on the record inside the same radius. See them on the map

Measured from Forest City's center, not your beds. Run your own address for what's upwind of you specifically.

Environmental Intelligence

The counts behind that headline — every source type on the record near Forest City.

Total Sites

221

within ~10 miles of Forest City

Risk Level

Elevated

Highest-severity

9 Toxics Release Inventory facilities

Severity Distribution

within ~10 miles of Forest City

High0Moderate119Low102

Highest-Severity Sites

Arlos Country Store
Underground Storage Tanks · Open UST(S)
Cf Mart 3035
Underground Storage Tanks · Open UST(S)
Dunniers Country Store
Underground Storage Tanks · Open UST(S)
Elk Mtn Ski Resort
Underground Storage Tanks · Open UST(S)
Endicott Johnson Forest City Plt
Toxics Release Inventory · 18421NDCTTSDELA

A note from Gnorman

What an experienced grower watches for around here

In and around Forest City, Nitrate runs higher than the national average — 76 sites within ~10 miles of Forest City. That's not a problem with your land — it's information about it.

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 Forest City

Get exact proximity distances to contamination sources for your specific parcel — plus soil, sun, drainage, and 1,086 plant recommendations.

25+ data sources read at your address, not the Forest City average

Your land is one point inside Forest City

Everything above resolves to Forest City as a whole — one PHZM band and one 28°F frost record, read across 586 acres. Your parcel is one point inside that footprint. Slope, tree cover, a low spot that pools cold air, and what is in the soil are all resolved at the address, and none of them are visible at town scale. That is the honest boundary of this page, and the reason the next step is a reading of your own ground rather than a better local average.

Your Lot vs the Forest City Average

Forest City Average

  • USDA Zones 6a, averaged across Forest City
  • One soil character for all of Forest City
  • Frost dates read at Forest City's scale: May 4 to Oct 16

YOUR Parcel

  • Your exact zone, not Forest City's 6a
  • Your SSURGO soil type & pH
  • Your sun exposure, cast in 3D

See MY Growing Report

Free Report

Read your specific parcel in Forest City

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

Three things about your lot that Forest City averages can't show:

Your soil pHYour frost-free days — Forest City averages 165Your sun & shade

We read public map data around Forest City — soil, climate, flood, and parcel records. How we handle your address.

25+ data sources read at your address, not the Forest City average

How we know this about Forest City

The datasets: hardiness from the USDA ARS Plant Hardiness Zone Map 2023, read at this town’s own centroid; hard-freeze dates from NOAA 1991–2020 28°F normals at Forest City’s own record; boundaries and acreage from US Census TIGER/Line 2025; the contamination records from the federal sources named in their beats above. Soil is not read at town grain anywhere on this page — there is no town-resolution survey in our data, which is why you will find no soil grid here rather than a statewide one wearing a local label. The resolution ledger below names every figure this page inherited.

Common questions about Forest City

When does frost risk typically end in Forest City?

The last hard freeze (28°F) in Forest City typically lands around May 4, per NOAA 1991–2020 climate normals — earlier than the light-frost dates most charts quote. That marks the hard freeze, not the last light frost — lighter frosts keep biting past it, which is why tender transplants here wait until about May 25.

When is the first frost in Forest City?

The first hard freeze (28°F) in Forest City typically arrives around Oct 16, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 2, so the watching starts about Sep 16 — about 165 days after the spring freeze cleared.

How long is the growing season in Forest City?

Measured between 28°F hard freezes, Forest City sees about 165 frost-free days — roughly May 4 through Oct 16, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer May 25 to Oct 2, about 130 days.

Is the soil safe to grow vegetables in Forest City?

The federal record around Forest City is a meaningful one — 221 documented sites, mostly Underground Storage Tanks entries (101), the nearest Underground Storage Tanks record about 0.2 miles out — 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 Forest City?

From about Sep 16 the job here turns from planting to protecting — the last start even a 30-day crop can finish. As the season closes around the first 28°F hard freeze near Oct 16 (NOAA 1991–2020 climate normals), three moves buy time: row cover or an old sheet over tender plants on still, clear nights; water the soil the afternoon before a freeze, so it holds warmth overnight; and harvest tomatoes, peppers and basil before Oct 16. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.

Everything above is measured at Forest City's scale — its 6a band and its 165-day season. Your yard writes its own version of Forest City's numbers: we read soil, sun, drainage and frost at your exact address. Try it for 14 days — no card required.

What this page reads at Forest City’s own scale

7 of the readings below were taken at Forest City's own scale — its own ~165-day season between 28°F freezes, the 586 acres it covers and 221 documented sites around it; 4 are borrowed from a wider read, named and linked below.

Measured here

  • Forest City's own USDA hardiness band, zones 6aUSDA PHZM 2023
  • Forest City's own 28°F hard-freeze dates, about May 4 and Oct 16 and the ~165-day span between themNOAA 1991–2020 Climate Normals
  • 221 documented contamination sites on the federal record near Forest City, the closest Underground Storage Tanks record about 0.2 miles out from the town centreFederal environmental registers
  • Forest City's boundary and the 586 acres inside itUS Census TIGER/Line 2025
  • Which of 1,086 plants clear zones 6a and a ~165-day seasonGrowable Ground crop-matching engine
  • Forest City sits in the Ridge and Valley — not the ecoregion its county mostly readsUS EPA Level III Ecoregions
  • A documented spotted-lanternfly record within reach of Forest Citylydemapr (De Bona & Helmus), 10 km survey lattice

Inherited from a wider read

  • Soil character — no town-scale survey exists, so Forest City's 586 acres read through its county's SSURGO summaryfrom Susquehanna County
  • Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Susquehanna County
  • The growing challenges every Pennsylvania grower plans around — written at state scale, so they stay on the state guidefrom Pennsylvania
  • Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Susquehanna County

What this page can’t tell you

  • The soil pH, drainage, sun hours, and frost pockets on any one lot among Forest City's 586 acreswhy one lot differs from the next
  • Which side of Forest City you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 586 acresreading your own microclimate
  • How close that record sits to YOUR lot — the closest Underground Storage Tanks record about 0.2 miles out, measured from the town centrehow we read the record
  • Where cold air settles, which slopes face the sun, and which way the wind runs on your own ground — measured at your address, and averaged away by any Forest City-wide figureread your own land
The next step finer is your own address

More in Pennsylvania

Growing region

Matched from this town’s own EPA ecoregion.