Winter Aconite is a perennial grown for its root. It's hardy across USDA zones 3 through 7, stands up to deer and grows just as well in a container as in the ground. Its summer flowers are a moderate draw for honeybees and native bees, even though the root is the prize.
Zones
3-7
pH Range
6.5-8
Sun
Part Sun
Days to Maturity
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Score Winter Aconite on your exact land.
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What Winter Aconite is
Winter Aconite grows as a perennial and reaches around 4 inches at maturity. It blooms yellow in summer. It's also deer-resistant and well suited to containers.
How to grow Winter Aconite
Winter Aconite grows in USDA zones 3 through 7. Winter Aconite does best in part sun — at least 4 hours of direct sun a day — and soil from pH 6.5 to 8, on well-drained ground.
USDA Zones
3-7
USDA PHZM 2023
Soil pH
6.5 - 8
USDA PLANTS Database
Sun
Part Sun
Growable Ground plant catalog
Drainage
well (dry spells)
Growable Ground plant catalog
Mature Height
0.3 ft
Growable Ground plant catalog
Sow directly
Sow winter aconite seed straight into the bed — root crops germinate fast and resent transplanting. Give them part sun.
Match the soil
Winter Aconite prefers pH 6.5 to 8 (Growable Ground Plant Database). A quick soil test from your local Extension lab tells you whether to add lime or sulfur to land in band.
Water steadily
Keep the root zone evenly moist through establishment. A 2–3 inch mulch layer holds moisture without waterlogging.
Harvest at maturity
Pull while roots are young and tender — sweeter than oversized ones. Local Cooperative Extension guides publish timing tables.
Good to know
One caution for pet owners — winter aconite is toxic to dogs and cats (mild severity). Keep it out of reach, and call ASPCA Animal Poison Control at (888) 426-4435 in an emergency. (Source: ASPCA.)
Winter Aconite offers moderate value to bees and other pollinators.
Where Winter Aconite thrives
Winter Aconite is hardy across USDA zones 3 through 7. Zone is only the starting point, though: the soil pH, drainage, and frost dates on your specific land decide how well it actually does.
Zones 3–7·Where Winter Aconite growsOpen map →
On USDA hardiness-zone overlap, Winter Aconite can grow in these states:
See if Winter Aconite will thrive on your land
Zone averages are a start. Your exact soil pH, drainage, sun exposure, and frost dates shape whether winter aconite actually takes — we score it against the real conditions at your address.
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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Frequently Asked Questions
Can I grow Winter Aconite in my zone?
Winter Aconite grows in USDA hardiness zones 3 through 7 (USDA PHZM 2023). Zone is one factor — soil pH, drainage, and frost dates on your specific parcel also shape whether it takes.
When should you plant Winter Aconite?
Winter Aconite is a cool-season crop, so it goes in during the cool halves of the year — early spring, and again in late summer for a fall planting — rather than at the height of summer heat. Your local frost dates set the exact window — a Growable Ground report reads them for your address.
How much sun does Winter Aconite need?
Winter Aconite does well in partial sun — around 4 hours of direct sun, and it takes some afternoon shade in stride. That flexibility makes it a good match for a bed the house or a nearby tree shades for part of the day. A Growable Ground report maps how the sun actually falls on your land, hour by hour, so you can set it where the light lines up.
What soil does Winter Aconite need?
Winter Aconite prefers soil pH 6.5 to 8, on well-drained ground (Growable Ground Plant Database). Your report scores your parcel's actual soil against that using USDA SSURGO data.
Does Winter Aconite attract pollinators?
Yes — winter aconite's flowers are a solid nectar source for honeybees and native bees.
Is Winter Aconite safe for pets?
Winter Aconite is toxic to pets (dogs,cats) with mild severity. Keep it out of reach, and call ASPCA Animal Poison Control at (888) 426-4435 in an emergency. (Source: ASPCA.)