Conditional — Some Areas
canna lily (zones 7-11) has limited zone overlap with New Jersey (6a-7b). Only zones 7-7 in the state are suitable.
Your yard isn't the whole zone.
New Jersey spans zones 6a-7b, but your yard has its own microclimate — slope, trees, and low spots shift frost and sun across a single parcel. Enter your address and we'll score canna lily 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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Zone Comparison
Canna Lily Needs
- USDA Zones: 7-11
- Soil pH: 5 - 8
- Sun: Full Sun
- Drainage: well (dry spells)
- Frost-Free Days: 0+
New Jersey Has
- USDA Zones: 6a-7b
- Last Frost: Apr 1 - May 1
- First Frost: Oct 5 - Nov 5
- Annual Rainfall: 40-50 inches
- Common Soils: Sandy loam (Pine Barrens), Silt loam, Clay
Plant Zone Range (zones 7-11)
Preferred Soil pH
Plant data: USDA PLANTS Database / plant_species_v5.csv. State data: USDA ARS PHZM 2023, NOAA Climate Normals, NRCS SSURGO.
When to Plant Canna Lily in New Jersey
The frost window
Across New Jersey, the last spring frost clears between Apr 1 and May 1, and the first fall frost lands between Oct 5 and Nov 5 (NOAA Climate Normals 1991-2020). Counting from the latest last frost to the earliest first frost, that's a 157-day window you can count on — up to 218 days on a mild site in a kind year.
Frost tenderness
Canna Lily is frost-tender — its listed minimum temperature is 57.2°F (USDA PLANTS Database) — so set plants out after the last frost has cleared your local site, not the state's earliest date.
Timing tuned to sub-state frost dates — Sussex County, not the statewide average.
Frost window: NOAA Climate Normals 1991-2020. Plant timing fields: USDA PLANTS Database. Your site's own frost dates can run earlier or later than the state range — a parcel report pins them down.
Growing Season Fit
Zone compatibility says you can survive winter here. Whether the growing season is long enough — and warm enough — is a different question.
Frost-free days
Canna Lily wants 0+ frost-free days; a typical New Jersey site sees ~190 (NOAA Climate Normals). That leaves comfortable headroom for succession planting.
Climate aggregates derive from USDA NRCS county-level hardiness data + Cornell CALS Extension GDD-by-region tables + MSU Extension chill-hours-by-zone (1991-2020 NOAA Climate Normals baseline).
Soil + Drainage Fit
Canna Lily likes near-neutral soil (pH 5-8). That's the common-ground band across New Jersey's sandy loam (pine barrens) and silt loam — a soil test confirms it for your site. Drainage matters: this plant wants well (dry spells). If your New Jersey site is heavier clay or sits in a low spot, raised beds or amendment with compost solve it.
Your land, not the state average
Whether canna lily is safe to eat from New Jersey soil is a block-by-block question, not a town-wide one — 41,663 documented contamination sites mean levels spike on some parcels and not the one next door, so only a test on your address settles it.
Check your parcel → Source: USDA NRCS SSURGO + EPA/state contamination databases.
Plant pH and drainage requirements from USDA PLANTS Database. New Jersey soil profile from USDA NRCS SSURGO. Site-specific verification: a 30-minute soil test from your local Extension lab.
Canna Lily in New Jersey — Quick Answer
- Verdict: Conditional — Some Areas
- Plant Zones: 7-11 (USDA PLANTS Database)
- State Zones: 6a-7b (USDA ARS PHZM 2023)
- Growing Season: Apr 1 - May 1 to Oct 5 - Nov 5 (NOAA Climate Normals)
What Else to Consider
Zone compatibility tells you about winter cold survival — but New Jersey growers also need to think about:
Sandy Pine Barrens soils are nutrient-poor
Compost and cover crops build the Barrens' sand into real soil — organic matter, added every year, is the whole fix.
Urban heat island effects in northern NJ
The city's extra warmth stretches the season for heat-lovers — find your true effective zone and use the head start.
Deer browse is extreme in suburban areas
Fencing holds the line; outside it, aromatic and fuzzy-leaved plants are the ones deer tend to leave alone.
Growing canna lily here specifically
Because you eat the root of canna lily that sit in the soil, contamination matters more than for most crops — New Jersey has 41,663 documented sites, and lead concentrates block by block, not town-wide.
Test your soil for lead first, and raise canna lily in clean imported soil if the reading is high. How to handle it →
Timing shifts within New Jersey
New Jersey isn't one climate. In Sussex County, the last hard freeze (28°F) holds until about Apr 4 — roughly 17 days later than the recorded state median — so plant canna lily to your county's window, not the statewide date.
County last-freeze dates: NOAA/PRISM Climate Normals 1991-2020, 28°F threshold (earlier than the folk 32°F "last frost"). A parcel report resolves your address's own frost dates.
Pollinator + Wildlife Value
Canna Lily draws pollinators (moderate value, USDA PLANTS Database). Planting it near vegetable beds can lift fruit set on neighboring crops.
Recommended Canna Lily Varieties for New Jersey
New Jersey publishes no state variety trial for canna lily, so we won't invent a "best for New Jersey" list. Choose types rated to your USDA hardiness zone (6a-7b), and confirm winter survival and drainage against your own parcel.
New Jersey Cooperative Extension
For New Jersey-specific cultivar recommendations, planting calendars, and pest pressure for canna lily, the canonical source is Rutgers Cooperative Extension. Their fact sheets carry the local trial data we can't generalize across 50 states.
Common Questions About Growing Canna Lily in New Jersey
When can I plant Canna Lily in New Jersey?
New Jersey's last spring frost clears between Apr 1 and May 1, and the first fall frost lands between Oct 5 and Nov 5 (NOAA Climate Normals 1991-2020). Canna Lily is frost-tender — its listed minimum temperature is 57.2°F (USDA PLANTS Database) — so wait until the last frost has cleared your specific site before planting out.
What hardiness zone is Canna Lily grown in across New Jersey?
New Jersey spans USDA hardiness zones 6a-7b (USDA ARS PHZM 2023). Canna Lily carries a range of zones 7-11, so the overlap zones are where outdoor growing is most reliable.
How many frost-free days does a typical New Jersey site have?
A typical New Jersey site sees ~190 frost-free days per year (derived from NOAA Climate Normals 1991-2020). Canna Lily needs 0+ frost-free days, so check whether your local microclimate runs above or below the state average before settling on a planting date. In cooler counties like Sussex, the freeze-free season runs shorter than the state average, so verify your own county's window.
How should I amend the soil for Canna Lily in New Jersey?
Canna Lily prefers pH 5-8 and well (dry spells) drainage (USDA PLANTS Database). That sits in the common-ground band across New Jersey soils — a 30-minute soil test from a local Extension lab confirms it for your specific site.
Will Canna Lily actually grow on my specific land in New Jersey?
State-level zone + climate data is a sketch. A Growable Ground parcel report scores canna lily against your address's exact soil pH, drainage, sun, and frost-date data drawn from USDA SSURGO, NOAA, and PRISM — not state averages.
Check your specific parcel in New Jersey
State-level data is a sketch. Your Growable Ground report scores canna lily against your parcel's exact soil, sun, drainage, and frost data — not zone averages.
Three things about your exact spot that zone averages miss:
We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.
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Analysis by the Growable Ground research team, grounded in USDA PLANTS, USDA NRCS SSURGO, NOAA Climate Normals (1991-2020), and named Cooperative Extension sources. How we know →