Conditional — Some Areas
black haw viburnum (zones 4-10) has limited zone overlap with New Jersey (6a-7b). Only zones 6-7 in the state are suitable.
Your yard isn't the whole zone.
New Jersey spans zones 6a-7b, 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 black haw viburnum against your parcel's actual hardiness, soil, and sun.
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Zone Comparison
Black Haw Viburnum Needs
- USDA Zones: 4-10
- Soil pH: 4.8 - 7.5
- Sun: Shade
- Frost-Free Days: 110+
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 4-10)
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 Black Haw Viburnum 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 hardiness
Black Haw Viburnum is cold-hardy to -33°F (USDA PLANTS Database), so you can plant on the early side of New Jersey's window — even a few weeks before the final frost date.
Establishment timing
As a long-lived plant, black haw viburnum isn't racing the calendar to a harvest date. Plant it in spring once the last-frost window passes so roots settle in through the full season, or in early fall while the soil still holds summer warmth.
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
Black Haw Viburnum wants 110+ 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
Black Haw Viburnum likes near-neutral soil (pH 4.8-7.5). 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.
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.
Black Haw Viburnum in New Jersey — Quick Answer
- Verdict: Conditional — Some Areas
- Plant Zones: 4-10 (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.
Pollinator + Wildlife Value
Black Haw Viburnum draws pollinators (moderate value, USDA PLANTS Database). Planting it near vegetable beds can lift fruit set on neighboring crops.
New Jersey Cooperative Extension
For New Jersey-specific cultivar recommendations, planting calendars, and pest pressure for black haw viburnum, the canonical source is Rutgers Cooperative Extension. Their fact sheets carry the local trial data we can't generalize across 50 states.
Is Black Haw Viburnum native to New Jersey?
Black Haw Viburnum is native to parts of the Lower 48, but the USDA PLANTS Database (accessed 2026-07-01) does not document a native range in New Jersey. It can still earn a place in a New Jersey garden — the zone comparison above tells you whether it will thrive.
Looking for plants that belong here? The New Jersey 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 Black Haw Viburnum in New Jersey
When can I plant Black Haw Viburnum 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). Black Haw Viburnum is a long-lived planting, so target spring just after your local last frost — or early fall while the soil holds warmth — and let it establish through the season.
What hardiness zone is Black Haw Viburnum grown in across New Jersey?
New Jersey spans USDA hardiness zones 6a-7b (USDA ARS PHZM 2023). Black Haw Viburnum carries a range of zones 4-10, 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). Black Haw Viburnum needs 110+ frost-free days, so check whether your local microclimate runs above or below the state average before settling on a planting date.
Is Black Haw Viburnum native to New Jersey?
Black Haw Viburnum is native to parts of the Lower 48, but the USDA PLANTS Database (accessed 2026-07-01) does not document a native range in New Jersey. It can still earn a place in a New Jersey garden — the zone comparison above tells you whether it will thrive.
How should I amend the soil for Black Haw Viburnum in New Jersey?
Black Haw Viburnum prefers pH 4.8-7.5 (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 Black Haw Viburnum actually grow on my specific land in New Jersey?
State-level zone + climate data is a sketch. A Growable Ground parcel report scores black haw viburnum 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 black haw viburnum 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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