Confederate jasmine (Trachelospermum jasminoides), photographi

Can I Grow Confederate Jasmine in Louisiana?

USDA Zones 8b-10b · Plant zone range 8-10

Yes — Strong Match

Confederate jasmine (zones 8-10) covers every zone Louisiana contains (8b-10b), so hardiness is not what limits it anywhere in the state.

Confederate Jasmine in Louisiana — the short answer

Confederate Jasmine in Louisiana: hardy in zones 8–10, part sun, against a state median of ~298 frost-free days.

Plant zones
8-10
Manual horticultural correction (source not retained); NC State Extension and Missouri Botanical Garden, with the remaining rows from other published sources or Growable Ground compilation
Louisiana zones
8b-10b
USDA PHZM 2023
Frost window
Jan 30 - Feb 17 – Nov 30 - Dec 8
NOAA RCC ACIS 1991-2020, 28°F
Shortest county season
265 days
NOAA Regional Climate Centers ACIS, 1991-2020, county 28°F killing freeze

Plant data: Growable Ground Plant Database, compiled from FAO ECOCROP, USDA PLANTS and university Extension sources — per-field provenance varies and is published with the dataset.

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Your yard isn't the whole zone.

Louisiana spans zones 8b-10b, but your yard sits in exactly one — and slope, tree cover, and cold-air pockets nudge it further. Enter your address and we'll score confederate jasmine against your parcel's actual hardiness, soil, and sun.

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Louisiana is not one climate

Louisiana’s winter-low ladder runs across 64 counties, from zone 8.5 in Bienville County to zone 10 in Plaquemines County. That is 15°F between the two counties’ average coldest night — the difference between confederate jasmine overwintering in the ground and coming under cover.

8.5 zonesBienville County10 zonesPlaquemines County

The middle half of 64 counties runs 8.59 zones, with a median of 9 zones — a 1.5-zone span end to end.

Measured across 64 Louisiana counties. USDA PHZM 2023, per county. Quartiles are order statistics — every figure shown is a value a real county recorded, not an interpolation. Your own site sits somewhere inside this range; a parcel report resolves where.

Where in Louisiana Fits Best

Even within Louisiana's zones 8b-10b, county microclimates differ enough to change what thrives. These counties carry the closest zone match for confederate jasmine (USDA PHZM 2023):

Zone Comparison

Confederate Jasmine Needs

  • USDA Zones: 8-10
  • Frost-Free Days: 215+
  • Sun: Part Sun
  • Mature size: 20 ft tall
  • Drought tolerance: Medium

Louisiana Has

  • USDA Zones: 8b-10b
  • Last Hard Freeze (28°F): Jan 30 - Feb 17
  • First Hard Freeze (28°F): Nov 30 - Dec 8
  • Annual Rainfall: 50-65 inches
  • Common Soils: Alluvial clay, Muck, Sandy loam

Plant Zone Range (zones 8-10)

8a
10b
3a (Cold)13b (Hot)

Preferred Soil pH

3.5 (Acidic)7.0 (Neutral)9.0 (Alkaline)
Highlighted range: pH 5.57.0

Plant data: Growable Ground Plant Database, compiled from FAO ECOCROP, USDA PLANTS, and university Extension sources — per-field provenance varies and is published with the dataset. State data: USDA ARS PHZM 2023, NOAA Climate Normals, NRCS SSURGO.

When to Plant Confederate Jasmine in Louisiana

The frost window

Across Louisiana, the last spring hard freeze (28°F) clears between Jan 30 and Feb 17, and the first fall hard freeze lands between Nov 30 and Dec 8 (NOAA Regional Climate Centers ACIS, 1991-2020). Counting from the latest last freeze to the earliest first freeze, that's a 286-day window you can count on — up to 312 days on a mild site in a kind year. That marks the hard freeze, not the last light frost, so tender transplants usually wait another 2-3 weeks.

Winter standing

Louisiana runs as cold as USDA zone 8, and no sourced winter-hardiness floor is on record for confederate jasmine, so this page does not state whether it overwinters here — and gives no fall establishment date on the strength of a guess. Whether confederate jasmine is a permanent planting or a replant-every-spring crop for you turns on your own zone within Louisiana; check its hardiness range against that before treating it as long-lived ground.

Frost window: NOAA Climate Normals 1991-2020. Plant timing fields: Growable Ground Plant Database — frost-free days from FAO ECOCROP, days to harvest from university Extension production guides, and growing-degree-day and chill-hour minimums that are compilation estimates rather than published figures. Your site's own frost dates can run earlier or later than the state range — a parcel report pins them down.

Growing Season Fit

The zone check says confederate jasmine survives winter here. Whether the season is long enough — and warm enough — is a different question.

Frost-free days

Confederate Jasmine wants 215+ frost-free days; a typical Louisiana site sees ~298 (NOAA Regional Climate Centers ACIS, 1991-2020). That leaves comfortable headroom for succession planting.

Growing degree days

Confederate Jasmine needs ~1200 GDD (base 50°F) to ripen. The state median runs ~6204 GDD (from PRISM 1991-2020 climate normals), so Louisiana's typical season clears that easily.

GDD and chill-hour figures are computed from PRISM 1991-2020 monthly climate normals; frost-free days from NOAA Regional Climate Centers ACIS, 1991-2020. Each is the state median across its counties (P25/P75 span the within-state spread). Hardiness-zone range is USDA PHZM 2023.

Soil + Drainage Fit

Confederate Jasmine likes near-neutral soil (pH 5.5-7). That's the common-ground band across Louisiana's alluvial clay and muck — a soil test confirms it for your site. It will grow across that whole span, but it does best between pH 6 and 7 — worth knowing before you decide whether a Louisiana soil test result is a problem or just a number.

Plant pH requirements: FAO ECOCROP and USDA PLANTS, with the remaining rows from other published sources or Growable Ground compilation. Drainage: FAO ECOCROP, with the remaining rows from other published sources or Growable Ground compilation. Louisiana soil profile from USDA NRCS SSURGO. Site-specific verification: a 30-minute soil test from your local Extension lab.

What Else to Consider for Confederate Jasmine in Louisiana

Zone compatibility tells you about winter cold survival — but Louisiana growers also need to think about:

Extreme humidity and rainfall promote rot and fungal diseases

Poor drainage in delta and coastal areas

Hurricane damage risk from June through November

What to actually do about these — and the constraints that apply to every Louisiana grower, not just confederate jasmine — is covered on the Louisiana growing guide.

Timing shifts within Louisiana

Confederate Jasmine needs about 215 days of frost-free season to complete its cycle. Even Claiborne County — Louisiana’s shortest season at 265 frost-free days — clears that by 50 days, so season length isn’t the constraint anywhere in Louisiana. What varies is your own parcel.

Across Louisiana’s 64 counties the frost-free season runs from 265 days in Claiborne County to 365 days in Plaquemines County — a spread of 100 days, which is why a single statewide planting date misleads. The median Louisiana county sees 298 frost-free days, leaving confederate jasmine about 83 days of slack on a typical parcel — room for a second sowing where the season runs long.

County last-freeze dates and frost-free day counts: NOAA Regional Climate Centers ACIS (1991-2020), county 28°F freeze (earlier than the folk 32°F "last frost"). Confederate Jasmine's 215-day requirement: USDA PLANTS / Growable Ground plant database (minimum frost-free days). A parcel report resolves your address's own frost dates.

Pollinator + Wildlife Value

Confederate Jasmine draws honeybees and butterflies (moderate value, Growable Ground Plant Database). Planting it near vegetable beds can lift fruit set on neighboring crops. Outdoors, confederate jasmine can only work that bloom inside Louisiana's frost window — roughly 298 days, opening after the last 28°F freeze (Jan 30 - Feb 17) and closing at the first (Nov 30 - Dec 8), per NOAA Regional Climate Centers ACIS, 1991-2020.

Louisiana Cooperative Extension

For Louisiana-specific cultivar recommendations, planting calendars, and pest pressure for confederate jasmine, the canonical source is LSU AgCenter. Their fact sheets carry the local trial data we can't generalize across 50 states.

Is Confederate Jasmine native to Louisiana?

No — the USDA PLANTS Database lists Confederate Jasmine as introduced rather than native in the Lower 48, so it is not part of Louisiana's native flora. It grows here as a garden plant; pairing it with a few Louisiana natives keeps local pollinators fed too.

Looking for plants that belong here? The Louisiana growing guide lists USDA-documented natives for the state.

Native-range data: USDA PLANTS Database state-distribution records, accessed 2026-07-01.

Common Questions About Growing Confederate Jasmine in Louisiana

When can I plant Confederate Jasmine in Louisiana?

Louisiana's last spring hard freeze (28°F) clears between Jan 30 and Feb 17, and the first fall hard freeze lands between Nov 30 and Dec 8 (NOAA Regional Climate Centers ACIS, 1991-2020). No sourced winter-hardiness floor is on record for Confederate Jasmine, so this page does not state whether it overwinters in Louisiana and publishes no fall establishment date for it — check its hardiness range against your own zone before treating it as a permanent planting.

What hardiness zone is Confederate Jasmine grown in across Louisiana?

Louisiana spans USDA hardiness zones 8b-10b (USDA ARS PHZM 2023). Confederate Jasmine carries a range of zones 8-10, so the overlap zones are where outdoor growing is most reliable.

How many frost-free days does a typical Louisiana site have?

A typical Louisiana site sees ~298 frost-free days per year (derived from NOAA Regional Climate Centers ACIS, 1991-2020). Confederate Jasmine needs 215+ frost-free days, so check whether your local microclimate runs above or below the state average before settling on a planting date.

Is Confederate Jasmine native to Louisiana?

No — the USDA PLANTS Database lists Confederate Jasmine as introduced rather than native in the Lower 48, so it is not part of Louisiana's native flora. It grows here as a garden plant; pairing it with a few Louisiana natives keeps local pollinators fed too.

How should I amend the soil for Confederate Jasmine in Louisiana?

Confederate Jasmine prefers pH 5.5-7 (USDA PLANTS). That sits in the common-ground band across Louisiana soils — a 30-minute soil test from a local Extension lab confirms it for your specific site.

Will Confederate Jasmine actually grow on my specific land in Louisiana?

State-level zone + climate data is a sketch. A Growable Ground parcel report scores confederate jasmine against your address's exact soil pH, drainage, sun, and frost-date data drawn from USDA SSURGO, NOAA, and PRISM — not state averages.

Free Report

Check your specific parcel in Louisiana

State-level data is a sketch. Your Growable Ground report scores confederate jasmine against your parcel's exact soil, sun, drainage, and frost data — not zone averages.

Three things about your lot that Louisiana confederate jasmine averages can't show:

Your soil pHYour frost-free days — Louisiana averages 298Your sun & shade

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

25+ data sources read at your address, not the Louisiana confederate jasmine average

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