Conditional — Some Areas
bugbane (zones 3-8) reaches only part of Florida (8b-12a): zone 8 are in range, so where you are in the state decides it.
Your yard isn't the whole zone.
Florida spans zones 8b-12a, 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 bugbane against your land's actual soil, sun, and frost.
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Zone Comparison
Bugbane Needs
- USDA Zones: 3-8
- Mature size: 6 ft tall
- Picking window: ~30 days of harvest
- Drought tolerance: Low
Florida Has
- USDA Zones: 8b-12a
- Last Hard Freeze (28°F): Jan 25 - Feb 10
- First Hard Freeze (28°F): Dec 7 - Dec 18
- Annual Rainfall: 50-65 inches
- Common Soils: Sandy, Muck (Everglades), Shell-rock (Keys)
Plant Zone Range (zones 3-8)
Plant data: USDA PLANTS Database / Growable Ground plant catalog. State data: USDA ARS PHZM 2023, NOAA Climate Normals, NRCS SSURGO.
When to Plant Bugbane in Florida
The frost window
Across Florida, the last spring hard freeze (28°F) clears between Jan 25 and Feb 10, and the first fall hard freeze lands between Dec 7 and Dec 18 (NOAA Regional Climate Centers ACIS, 1991-2020). Counting from the latest last freeze to the earliest first freeze, that's a 300-day window you can count on — up to 327 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.
When to start the seed
Those dates are when bugbane goes out, not when it starts. It is sown under cover about 8 weeks ahead, so counting back from Florida's late-side last freeze of Feb 10 is what fixes your sowing date — and a yard that clears frost earlier than the state's late date starts earlier still.
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.
Bugbane in Florida — Quick Answer
- Verdict: Conditional — Some Areas
- Plant Zones: 3-8 (USDA PLANTS Database)
- State Zones: 8b-12a (USDA ARS PHZM 2023)
- Growing Season: 28°F hard freezes about Jan 25 - Feb 10 to Dec 7 - Dec 18 (NOAA Regional Climate Centers ACIS, 1991-2020)
What Else to Consider for Bugbane in Florida
Zone compatibility tells you about winter cold survival — but Florida growers also need to think about:
Sandy soils drain too fast and hold few nutrients — frequent fertilization needed
Humidity drives fungal diseases (powdery mildew, black spot, rust)
Hurricane season (June-November) can destroy plantings
Nematodes are a serious pest in sandy FL soils
What to actually do about these — and the constraints that apply to every Florida grower, not just bugbane — is covered on the Florida growing guide.
Where in Florida Bugbane Is Zone-Hardy
Bugbane is rated for USDA zones 3–8. Every Florida county sits above it. Even Holmes County, the state’s coldest at zone 8b, is milder than the plant’s zone 8 ceiling — the constraint here is winter chill it will not get, not cold it cannot take.
Across those 67 counties Florida’s winter-low ladder runs from zone 8b in Holmes County to zone 10b in Palm Beach County — 2 USDA zones of spread, which is 20°F between the two counties’ average coldest night of the year. None of that range reaches the band bugbane needs, so here the statewide answer really is the answer.
County hardiness zones: USDA Plant Hardiness Zone Map (PHZM) 2023, per county. Bugbane’s zone 3–8 band: USDA PLANTS / Growable Ground plant database. A parcel report resolves your address’s own zone and frost dates rather than its county’s.
Pollinator + Wildlife Value
Bugbane draws native bees (moderate value, Growable Ground Plant Database). Planting it near vegetable beds can lift fruit set on neighboring crops. Outdoors, bugbane can only work that bloom inside Florida's frost window — roughly 320 days, opening after the last 28°F freeze (Jan 25 - Feb 10) and closing at the first (Dec 7 - Dec 18), per NOAA Regional Climate Centers ACIS, 1991-2020.
Florida Cooperative Extension
For Florida-specific cultivar recommendations, planting calendars, and pest pressure for bugbane, the canonical source is UF/IFAS Extension. Their fact sheets carry the local trial data we can't generalize across 50 states.
Is Bugbane native to Florida?
Bugbane is native to parts of the Lower 48, but the USDA PLANTS Database (accessed 2026-07-01) does not document a native range in Florida. It can still earn a place in a Florida garden — the zone comparison above tells you whether it will thrive.
Looking for plants that belong here? The Florida 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 Bugbane in Florida
When can I plant Bugbane in Florida?
Florida's last spring hard freeze (28°F) clears between Jan 25 and Feb 10, and the first fall hard freeze lands between Dec 7 and Dec 18 (NOAA Regional Climate Centers ACIS, 1991-2020). Time outdoor planting to after the last hard freeze for your specific site — a further two to three weeks for anything tender — and count back from those dates for transplant scheduling.
What hardiness zone is Bugbane grown in across Florida?
Florida spans USDA hardiness zones 8b-12a (USDA ARS PHZM 2023). Bugbane carries a range of zones 3-8, so the overlap zones are where outdoor growing is most reliable.
How many frost-free days does a typical Florida site have?
A typical Florida site sees ~320 frost-free days per year (derived from NOAA Regional Climate Centers ACIS, 1991-2020). Bugbane should be matched against that window, so check whether your local microclimate runs above or below the state average before settling on a planting date.
Is Bugbane native to Florida?
Bugbane is native to parts of the Lower 48, but the USDA PLANTS Database (accessed 2026-07-01) does not document a native range in Florida. It can still earn a place in a Florida garden — the zone comparison above tells you whether it will thrive.
Will Bugbane actually grow on my specific land in Florida?
State-level zone + climate data is a sketch. A Growable Ground parcel report scores bugbane 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 Florida
State-level data is a sketch. Your Growable Ground report scores bugbane against your parcel's exact soil, sun, drainage, and frost data — not zone averages.
Three things about your lot that Florida bugbane averages can't show:
We read public map data around Florida — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Florida bugbane average
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