Globe Artichoke is grown for the harvest, ready about 150 days after sowing. It's hardy across USDA zones 7 through 11. Its flowers are a real draw for honeybees, native bees, and butterflies, even though the harvest is the prize.
Zones
7-11
pH Range
5.5-8.3
Sun
Full Sun
Days to Maturity
150
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How to grow Globe Artichoke
Globe Artichoke grows in USDA zones 7 through 11 and is ready to harvest about 150 days after planting. Globe Artichoke does best in full sun — at least 6 hours of direct sun a day — and soil from pH 5.5 to 8.3, on well-drained ground. It needs around 2,200 growing degree days to mature and a growing season of at least 210 frost-free days, which is why climate matters as much as soil.
USDA Zones
7-11
USDA PHZM 2023
Soil pH
5.5 - 8.3
USDA PLANTS Database
Sun
Full Sun
plant_species_v5.csv
Drainage
well (dry spells)
plant_species_v5.csv
Frost Tolerance
41°F
plant_species_v5.csv
Days to Maturity
150 days
Globe artichoke; perennial in zone 7+, annual via vernalization elsewhere.
UMass-Veg; OSU-PNW
GDD Required
2200+
plant_species_v5.csv
Frost-Free Days
210+
plant_species_v5.csv
Start the season right
Plant globe artichoke in full sun with at least 6 hours of direct sun, once the soil has warmed and frost risk has passed.
Match the soil
Globe Artichoke prefers pH 5.5 to 8.3 (USDA PLANTS 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
Globe Artichoke is ready about 150 days after sowing (UMass-Veg; OSU-PNW). Watch for cultivar-specific ripeness cues and pick at peak.
Good to know
Good news for pet owners — globe artichoke isn't known to be toxic to dogs or cats. (Source: ASPCA.)
Globe Artichoke is a standout pollinator plant — high value to bees and other pollinators. (Source: Xerces Society, Pollinator Partnership.)
Where Globe Artichoke thrives
Globe Artichoke is hardy across USDA zones 7 through 11. 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 7–11·Where Globe Artichoke growsOpen map →
On USDA hardiness-zone overlap, Globe Artichoke can grow in these states:
See if Globe Artichoke will thrive on your land
Zone averages are a start. Your exact soil pH, drainage, sun exposure, and frost dates shape whether globe artichoke actually takes — we score it against the real conditions at your address.
Three things about your exact spot that zone averages miss:
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Frequently Asked Questions
Can I grow Globe Artichoke in my zone?
Globe Artichoke grows in USDA hardiness zones 7 through 11 (USDA PHZM 2023). Zone is one factor — soil pH, drainage, and frost dates on your specific parcel also shape whether it takes.
How long does Globe Artichoke take to grow?
Globe Artichoke is ready to harvest about 150 days after planting (UMass-Veg; OSU-PNW). Your local frost dates and soil temperature move that window earlier or later.
When should you plant Globe Artichoke?
Most growers plant globe artichoke after the last spring frost, once the soil has warmed, leaving enough of the season for its 210-day frost-free need. Your local frost dates set the exact window — a Growable Ground report reads them for your address.
How much sun does Globe Artichoke need?
Globe Artichoke needs full sun — a spot that catches at least 6 hours of direct summer sun a day. In more shade it still grows, but usually gives a smaller, later crop. The catch is that a yard rarely gets even light everywhere — a fence, the house, or one tall tree can quietly take those hours. A Growable Ground report reads the real sun-hours across your land, canopy and buildings included, so you can pick the brightest bed before you plant.
What soil does Globe Artichoke need?
Globe Artichoke prefers soil pH 5.5 to 8.3, on well-drained ground (USDA PLANTS Database). Your report scores your parcel's actual soil against that using USDA SSURGO data.
Does Globe Artichoke attract pollinators?
Yes — globe artichoke's flowers are a strong nectar and pollen source for honeybees, native bees, and butterflies (Xerces Society, Pollinator Partnership).
Is Globe Artichoke safe for pets?
Globe Artichoke is not known to be toxic to dogs or cats based on available data (ASPCA). Always supervise pets around new plantings.