Conditional — Some Areas
hophornbeam (zones 3-9) has limited zone overlap with Massachusetts (5a-7b). Only zones 5-7 in the state are suitable.
Your yard isn't the whole zone.
Massachusetts spans zones 5a-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 hophornbeam against your parcel's actual hardiness, soil, and sun.
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Zone Comparison
Hophornbeam Needs
- USDA Zones: 3-9
- Soil pH: 5.5 - 7.5
- Sun: Part Sun
- Drainage: well (dry spells)
- Frost-Free Days: 120+
Massachusetts Has
- USDA Zones: 5a-7b
- Last Frost: Apr 10 - May 20
- First Frost: Sep 20 - Oct 30
- Annual Rainfall: 42-50 inches
- Common Soils: Glacial till, Sandy loam, Rocky loam
Plant Zone Range (zones 3-9)
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 Hophornbeam in Massachusetts
The frost window
Across Massachusetts, the last spring frost clears between Apr 10 and May 20, and the first fall frost lands between Sep 20 and Oct 30 (NOAA Climate Normals 1991-2020). Counting from the latest last frost to the earliest first frost, that's a 123-day window you can count on — up to 203 days on a mild site in a kind year.
Establishment timing
As a long-lived plant, hophornbeam 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
Hophornbeam wants 120+ frost-free days; a typical Massachusetts site sees ~170 (NOAA Climate Normals). That leaves a workable window — start indoors to bank time.
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
Hophornbeam likes near-neutral soil (pH 5.5-7.5). That's the common-ground band across Massachusetts's glacial till and sandy loam — a soil test confirms it for your site. Drainage matters: this plant wants well (dry spells). If your Massachusetts site is heavier clay or sits in a low spot, raised beds or amendment with compost solve it.
Plant pH and drainage requirements from USDA PLANTS Database. Massachusetts soil profile from USDA NRCS SSURGO. Site-specific verification: a 30-minute soil test from your local Extension lab.
Hophornbeam in Massachusetts — Quick Answer
- Verdict: Conditional — Some Areas
- Plant Zones: 3-9 (USDA PLANTS Database)
- State Zones: 5a-7b (USDA ARS PHZM 2023)
- Growing Season: Apr 10 - May 20 to Sep 20 - Oct 30 (NOAA Climate Normals)
What Else to Consider
Zone compatibility tells you about winter cold survival — but Massachusetts growers also need to think about:
Short growing season (120-180 frost-free days) limits warm-season crops
Pick fast-maturing varieties and start warm-season crops indoors — a cold frame or low tunnel reliably adds weeks on either end.
Rocky glacial soils require amendment in many areas
A raised bed with imported soil skips the rock-picking entirely and starts your first season on your terms.
Late spring frosts can damage early plantings through mid-May
Trust your local last-frost window over the calendar — hardy greens can go out weeks early while tender transplants wait it out.
Deer pressure is significant in suburban and rural areas
An 8-foot fence — or a slanted double line — is the fix that actually holds; lean the unfenced edges toward deer-resistant herbs, ferns, and bulbs.
Massachusetts Cooperative Extension
For Massachusetts-specific cultivar recommendations, planting calendars, and pest pressure for hophornbeam, the canonical source is UMass Extension. Their fact sheets carry the local trial data we can't generalize across 50 states.
Is Hophornbeam native to Massachusetts?
Yes — the USDA PLANTS Database (accessed 2026-07-01) documents Hophornbeam as native to Massachusetts. Planting it supports the pollinators and wildlife that evolved alongside it.
Native-range data: USDA PLANTS Database state-distribution records, accessed 2026-07-01.
Common Questions About Growing Hophornbeam in Massachusetts
When can I plant Hophornbeam in Massachusetts?
Massachusetts's last spring frost clears between Apr 10 and May 20, and the first fall frost lands between Sep 20 and Oct 30 (NOAA Climate Normals 1991-2020). Hophornbeam 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 Hophornbeam grown in across Massachusetts?
Massachusetts spans USDA hardiness zones 5a-7b (USDA ARS PHZM 2023). Hophornbeam carries a range of zones 3-9, so the overlap zones are where outdoor growing is most reliable.
How many frost-free days does a typical Massachusetts site have?
A typical Massachusetts site sees ~170 frost-free days per year (derived from NOAA Climate Normals 1991-2020). Hophornbeam needs 120+ frost-free days, so check whether your local microclimate runs above or below the state average before settling on a planting date.
Is Hophornbeam native to Massachusetts?
Yes — the USDA PLANTS Database (accessed 2026-07-01) documents Hophornbeam as native to Massachusetts. Planting it supports the pollinators and wildlife that evolved alongside it.
How should I amend the soil for Hophornbeam in Massachusetts?
Hophornbeam prefers pH 5.5-7.5 and well (dry spells) drainage (USDA PLANTS Database). That sits in the common-ground band across Massachusetts soils — a 30-minute soil test from a local Extension lab confirms it for your specific site.
Will Hophornbeam actually grow on my specific land in Massachusetts?
State-level zone + climate data is a sketch. A Growable Ground parcel report scores hophornbeam 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 Massachusetts
State-level data is a sketch. Your Growable Ground report scores hophornbeam 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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