Rubber is a perennial grown for its fruit. It's hardy across USDA zones 10 through 12. Its flowers are a modest 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
3.5-8
Sun
Full Sun
Days to Maturity
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Score Rubber on your exact land.
Zone averages can't see the slope, soil, frost, and sun that decide whether rubber actually takes — and those shift from one yard to the next. Enter your address and we'll score rubber against your land's real conditions.
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What Rubber is
Rubber grows as a perennial.
How to grow Rubber
Rubber grows in USDA zones 10 through 12. Rubber does best in full sun — at least 6 hours of direct sun a day — and soil from pH 3.5 to 8, on well-drained ground. It needs a growing season of at least 365 frost-free days, which is why climate matters as much as soil.
USDA Zones
10-12
USDA PHZM 2023
Soil pH
3.5 - 8
USDA PLANTS Database
Sun
Full Sun
plant_species_v5.csv
Drainage
well (dry spells)
plant_species_v5.csv
Frost Tolerance
50°F
plant_species_v5.csv
Frost-Free Days
365+
plant_species_v5.csv
Start the season right
Plant rubber in full sun with at least 6 hours of direct sun, once the soil has warmed and frost risk has passed.
Match the soil
Rubber prefers pH 3.5 to 8 (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
Pick when the fruit is full-colored and parts easily from the stem. Local Cooperative Extension guides publish timing tables.
Good to know
One caution for pet owners — rubber 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.)
Rubber offers low value to bees and other pollinators. (Source: Xerces Society, Pollinator Partnership.)
Where Rubber thrives
Rubber 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 Rubber growsOpen map →
On USDA hardiness-zone overlap, Rubber can grow in these states:
See if Rubber will thrive on your land
Zone averages are a start. Your exact soil pH, drainage, sun exposure, and frost dates shape whether rubber 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 Rubber in my zone?
Rubber 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 Rubber?
Most growers plant rubber after the last spring frost, once the soil has warmed, leaving enough of the season for its 365-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 Rubber need?
Rubber 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 Rubber need?
Rubber prefers soil pH 3.5 to 8, on well-drained ground (USDA PLANTS Database). Your report scores your parcel's actual soil against that using USDA SSURGO data.
Does Rubber attract pollinators?
Yes — rubber's flowers are a modest nectar source for honeybees (Xerces Society, Pollinator Partnership).
Is Rubber safe for pets?
Rubber 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.