Jennings Lodge, Oregon, sits in USDA hardiness zone 9a — a band that supports both cool-season staples and warm-season crops chosen to fit the local frost window.
The conditions favor artichoke, fig, california poppy, and cabbage, among others — though every individual site edits that list with its own soil, sun, and drainage.
Even in Jennings Lodge, 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 Jennings Lodge 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 Jennings Lodge — soil, climate, flood, and parcel records. How we handle your address.
No card required · your full report in seconds
Jennings Lodge — the short answer
Jennings Lodge, Oregon: USDA zone 9a, about 242 days between hard freezes, across 1K acres of town.
- USDA zone
- 9a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Mar 25
- Clackamas County normal — NOAA 1991–2020, nearest to this town
- First hard freeze (28°F)
- Nov 22
- Clackamas County normal — NOAA 1991–2020, nearest to this town
- Days between freezes
- ~242
- Clackamas County normal — NOAA 1991–2020, nearest to this town
- Town area
- 1K acres
- US Census TIGER/Line 2025
Every figure names the dataset it came from. No 30-year normal resolves at this town’s own centroid, so the hard-freeze dates are Clackamas County’s — the closest measured record, labelled as such rather than passed off as local.
Hardiness Zone Range
Zone 9a is Jennings Lodge's average, not your lot's — a low corner or a tree line moves it. Against Jennings Lodge's 242-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Jennings Lodge
Each reading below is measured for Jennings Lodge itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
From county recordsJennings Lodge runs about 242 days between hard freezes (read from Clackamas County, the closest normal to Jennings Lodge) — a long growing season.
There is slack for succession plantings and slow-finishing crops: many vegetables can be sown twice, and the heat-lovers have time to ripen fully.
Plan a second sowing of quick crops after the first comes out, and use the fall window most gardeners let sit idle.
NOAA 1991–2020 Climate Normals
Winter hardiness
MeasuredJennings Lodge sits in USDA hardiness zone 9a.
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 Jennings Lodge is in
Jennings Lodge sits in the Willamette Valley — EPA Level III, inside the wider Marine West Coast Forest. That is read at Jennings Lodge's own centroid, and it is not what its county reads: Clackamas County is mostly Cascades. The wider page above you is answering a different question about different ground.
What Grows in Jennings Lodge
Every plant below cleared Jennings Lodge's own zone 9a and its 242-day season. Each card opens that plant's Oregon profile. How we score.
Is it too late to plant in Jennings Lodge?
For most of the year, no — what changes is which crops still fit the days remaining. Cool-season crops can go in from around Feb 25; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 25 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 22 — long-season crops need about 90 days of runway, quick greens only 30. A long window like this one runs successions deep into fall — and even its last weeks take quick greens and garlic.
Documented around Jennings Lodge
Survey cells within 31 miles of Jennings Lodge checked for spotted lanternfly, none carrying a detection — a surveyed negative, not an absence of looking. Nearest documented record 529 miles off. What to watch for.
What's on the federal record near Jennings Lodge
Closest first, within ~10 miles of Jennings Lodge. Listing isn't leaking, and distance isn't exposure.
- ED'S MUFFLERS UNLIMITED, INC.Underground Storage Tanks · 200 ft
- S&N MOTOR COMPANYUnderground Storage Tanks · 200 ft
- JIFFY LUBE #1012Underground Storage Tanks · 200 ft
- COLTONS AUTO BODYBrownfields · 250 ft
- JACKSON FOOD STORES #535Underground Storage Tanks · 900 ft
- CARQUEST AUTO PARTS NO 3312Brownfields · 1200 ft
- AUTOZONE NO 2219Brownfields · 1200 ft
- CHRIS & JOHNS AUTO BODY INCORPORATEDBrownfields · 1600 ft
- BANY, RUTHUnderground Storage Tanks · 1700 ft
- CLIFFORD J FULLMAN CO INCUnderground Storage Tanks · 2000 ft
- QWEST CORPORATION 874Brownfields · 2100 ft
- CENTURYLINK (R0087)Underground Storage Tanks · 2100 ft
6 more sites are on the record inside the same radius. See them on the map
Measured from Jennings Lodge'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 Jennings Lodge.
Total Sites
2,826
within ~10 miles of Jennings Lodge
Risk Level
Elevated
Highest-severity
15 Superfund sites
Sources Checked
within ~10 miles of Jennings Lodge
Severity Distribution
within ~10 miles of Jennings Lodge
Highest-Severity Sites
Know Before You Grow
- •Underground tanks leak petroleum as they age — near a former filling station, test the soil.
- •Near a brownfield, raised beds of imported soil give your food clean ground.
- •TRI facilities report what they release. Check the wind — downwind beds catch more of it.
Check your specific parcel in Jennings Lodge
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 Jennings Lodge average
Your land is one point inside Jennings Lodge
Everything above resolves to Jennings Lodge as a whole — one PHZM band, read across 1K acres, with hard-freeze dates borrowed from Clackamas County’s record because no 30-year normal resolves at this town’s own centroid. 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 Jennings Lodge Average
Jennings Lodge Average
- ●USDA Zones 9a, averaged across Jennings Lodge
- ●One soil character for all of Jennings Lodge
- ●Frost dates read at Jennings Lodge's scale: Mar 25 to Nov 22
YOUR Parcel
- ✓Your exact zone, not Jennings Lodge's 9a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Jennings Lodge
Pull a site-specific report for your exact address in Jennings Lodge, Oregon — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Jennings Lodge averages can't show:
We read public map data around Jennings Lodge — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Jennings Lodge average
How we know this about Jennings Lodge
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 Clackamas County’s record, because none resolves here; 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 Jennings Lodge
When does frost risk typically end in Jennings Lodge?
The last hard freeze (28°F) in Jennings Lodge typically lands around Mar 25, 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 Apr 15.
When is the first frost in Jennings Lodge?
The first hard freeze (28°F) in Jennings Lodge typically arrives around Nov 22, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Nov 8, so the watching starts about Oct 23 — about 242 days after the spring freeze cleared.
How long is the growing season in Jennings Lodge?
Measured between 28°F hard freezes, Jennings Lodge sees about 242 frost-free days — roughly Mar 25 through Nov 22, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 15 to Nov 8, about 207 days.
Is the soil safe to grow vegetables in Jennings Lodge?
The federal record around Jennings Lodge is a meaningful one — 2,826 documented sites, mostly Underground Storage Tanks entries (1,573), the nearest Underground Storage Tanks record under a tenth of a mile 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 Jennings Lodge?
From about Oct 23 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 Nov 22 (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 Nov 22. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Jennings Lodge's scale — its 9a band and its 242-day season. Your yard writes its own version of Jennings Lodge'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 Jennings Lodge’s own scale
6 of the readings below were taken at Jennings Lodge's own scale — the 1,018 acres it covers and 2,826 documented sites around it; 5 are borrowed from a wider read, named and linked below.
Measured here
- Jennings Lodge's own USDA hardiness band, zones 9aUSDA PHZM 2023
- 2,826 documented contamination sites on the federal record near Jennings Lodge, the closest Underground Storage Tanks record under a tenth of a mile out from the town centreFederal environmental registers
- Jennings Lodge's boundary and the 1,018 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 9a and a ~242-day seasonGrowable Ground crop-matching engine
- Jennings Lodge sits in the Willamette Valley — not the ecoregion its county mostly readsUS EPA Level III Ecoregions
- Lanternfly survey cells around Jennings Lodge checked, none carrying a detectionlydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- The 28°F hard-freeze dates — Jennings Lodge has no normal of its own, so its county's is the closest measured readfrom Clackamas County
- Soil character — no town-scale survey exists, so Jennings Lodge's 1,018 acres read through its county's SSURGO summaryfrom Clackamas County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Clackamas County
- The growing challenges every Oregon grower plans around — written at state scale, so they stay on the state guidefrom Oregon
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Clackamas County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Jennings Lodge's 1,018 acreswhy one lot differs from the next →
- Which side of Jennings Lodge you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 1,018 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Underground Storage Tanks record under a tenth of a mile 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 Jennings Lodge-wide figureread your own land →