Starfruit is a tree, a long-term addition to the landscape. It's hardy across USDA zones 10 through 12 and stands up to deer. Its flowers are a moderate draw for honeybees, even though the fruit is the prize. It roots deep, which helps it reach moisture in a dry spell and open up tight soil as it establishes.
Zones
10-12
pH Range
5-8.5
Sun
Part Sun
Days to Maturity
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Score Starfruit on your exact land.
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What Starfruit is
Starfruit grows as a perennial and reaches around 25 feet at maturity. It's also deer-resistant.
How to grow Starfruit
Starfruit grows in USDA zones 10 through 12. Starfruit does best in part sun — at least 4 hours of direct sun a day — and soil from pH 5 to 8.5, on well-drained ground. It needs around 4,500 growing degree days to mature, a growing season of at least 240 frost-free days, and about 0 hours of winter chill to set fruit, which is why climate matters as much as soil.
USDA Zones
10-12
USDA PHZM 2023
Soil pH
5 - 8.5
USDA PLANTS Database
Sun
Part Sun
plant_species_v5.csv
Drainage
well (dry spells)
plant_species_v5.csv
Frost Tolerance
41°F
plant_species_v5.csv
GDD Required
4500+
plant_species_v5.csv
Mature Height
25 ft
plant_species_v5.csv
Chill Hours
0+
plant_species_v5.csv
Frost-Free Days
240+
plant_species_v5.csv
Plant it right
Set starfruit in part sun with well-drained soil. Many fruit trees need a second variety nearby to pollinate — check before you plant just one.
Match the soil
Starfruit prefers pH 5 to 8.5 (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.
Be patient, then harvest
Prune annually while the tree establishes; fruit trees reward patience with years of harvest. Local Extension guides publish per-cultivar bearing-age tables.
Good to know
One caution for pet owners — starfruit 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.)
Starfruit offers moderate value to bees and other pollinators. (Source: Xerces Society, Pollinator Partnership.)
Where Starfruit thrives
Starfruit is hardy across USDA zones 10 through 12. 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 10–12·Where Starfruit growsOpen map →
On USDA hardiness-zone overlap, Starfruit can grow in these states:
See if Starfruit will thrive on your land
Zone averages are a start. Your exact soil pH, drainage, sun exposure, and frost dates shape whether starfruit 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 Starfruit in my zone?
Starfruit grows in USDA hardiness zones 10 through 12 (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 Starfruit?
Set starfruit out in early spring or fall while it's dormant, so the roots establish before the heat of summer. Your local last-frost date — which a Growable Ground report pulls for your exact address — sets the precise window.
How much sun does Starfruit need?
Starfruit 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 Starfruit need?
Starfruit prefers soil pH 5 to 8.5, on well-drained ground (USDA PLANTS Database). Your report scores your parcel's actual soil against that using USDA SSURGO data.
Does Starfruit attract pollinators?
Yes — starfruit's flowers are a solid nectar source for honeybees (Xerces Society, Pollinator Partnership).
Is Starfruit safe for pets?
Starfruit 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.