Robusta Coffee is grown for its foliage and the structure it brings to a planting. It's hardy across USDA zones 12 through 11. Its spring flowers are a moderate draw for honeybees.
Robusta Coffee — the short answer
Robusta Coffee: grown in zones 12–11, full sun, pH 4–8.
- USDA zones
- 12–11
- Hardy to zone 11b — Tropical Plants Database (Useful Tropical Plants) (5 °C, converted). The source rates it slightly hardier than our range.
- Soil pH
- 4–8
- FAO ECOCROP
- Sun
- Full Sun
- Converted from FAO ECOCROP
- Frost-kill temp (growing season)
- 41°F
- FAO ECOCROP
Plant data: Growable Ground Plant Database, compiled from FAO ECOCROP, USDA PLANTS and university Extension sources — each tile names its own row's source, because per-field provenance varies.
Score Robusta Coffee on your exact land.
Zone averages can't see the slope, soil, frost, and sun that decide whether robusta coffee actually takes — and those shift from one yard to the next. Enter your address and we'll score robusta coffee against your land's real conditions.
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See Robusta Coffee
What Robusta Coffee is
Robusta Coffee grows as a perennial. It blooms in spring.
Life cycle and bloom period: We haven't confirmed this against a published source yet.
How to grow Robusta Coffee
Robusta Coffee grows in USDA zones 12 through 11. Robusta Coffee does best in full sun — at least 6 hours of direct sun a day — and soil from pH 4 to 8, on well-drained ground.
USDA Zones
12-11
Hardy to zone 11b: Tropical Plants Database (Useful Tropical Plants) lists 5 °C, converted to zone 11b, checked Oct 2026. The source rates it slightly hardier than our range. Ceiling: not verified.
Soil pH
4 - 8
FAO ECOCROP
Sun
Full Sun
Converted from FAO ECOCROP
Drainage
well (dry spells)
FAO ECOCROP
Frost Kill Temperature
41°F
Where cold starts killing growing tissue. Not a winter-survival floor — a dormant perennial takes far colder, which its hardiness zone answers.
FAO ECOCROP
Minimum Growing Temperature
53.6°F
Below this it stops growing rather than dies — a pace limit, not a survival limit.
FAO ECOCROP
Start the season right
Plant robusta coffee in full sun with at least 6 hours of direct sun, once the soil has warmed and frost risk has passed. We haven't confirmed this against a published source yet.
Match the soil
Robusta Coffee prefers pH 4 to 8 (FAO ECOCROP). A quick soil test from your local Extension lab tells you whether to add lime or sulfur to land in band.
Keep it in good form
Prune robusta coffee to shape as it grows; the reward is its foliage and structure, not a harvest, so steady upkeep is the whole job.
Where Robusta Coffee thrives
Robusta Coffee is hardy across USDA zones 12 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.
A USDA zone is a 10°F band of average annual extreme winter minimum, so zones 12–11 spans average winter lows from 50°F to 50°F (USDA PHZM 2023). Across the 50 states and DC, that band covers none outright but splits 2 down the middle — and which side of that line your land sits on changes the answer.
Where Robusta Coffee stands, state by state
Robusta Coffee is rated for zones 12–11 — a cold floor USDA puts at 50 to 60°F. Across the 50 states and DC, 0 sit fully inside that band, the line runs through 2 more, and 49 sit outside it — and inside every split state, the same line runs on at county grain.
The line runs through
2 states
Robusta Coffee’s band covers part of each of these states — which side of the line your county sits on changes the answer, and each state page draws it.
State zone extents: USDA Plant Hardiness Zone Map (PHZM) 2023. A zone is a 10°F band of average annual extreme minimum temperature, so a state that splits the band contains the boundary — its own page draws the county line, and a parcel report resolves which side your land sits on.
What grows around Robusta Coffee
Growing guides for robusta coffee
Good to know
One caution for pet owners — robusta coffee is toxic to dogs and cats (moderate severity). Keep it out of reach, and call ASPCA Animal Poison Control at (888) 426-4435 in an emergency. We haven't confirmed this against a published source yet.
Robusta Coffee offers moderate value to bees and other pollinators. We haven't confirmed this against a published source yet.
Your land is one point inside Robusta Coffee's range
This page resolves to the species. Your state page draws the county line, and a report reads the parcel — the soil pH, drainage, sun, and frost dates on your exact ground, which no species average can see.
See if Robusta Coffee will thrive on your land
Zone averages are a start. Your soil pH, drainage, sun exposure, and frost dates shape whether robusta coffee actually takes. We score it against the mapped and modelled 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.
25+ data sources analyzed in seconds
How we know this about Robusta Coffee
The figures above are cited per row, not per site: the pH band names this plant’s own source column, the three temperature figures each carry their own, and days-to-maturity cites the publication that actually lists it. All of it comes from the Growable Ground Plant Database — a compilation over FAO ECOCROP, USDA PLANTS, and university Extension sources, published openly with per-field provenance.
Grounded inUSDA PLANTS Database
Frequently asked questions
Can I grow Robusta Coffee in my zone?
Robusta Coffee grows in USDA hardiness zones 12 through 11 (Hardy to zone 11b: Tropical Plants Database (Useful Tropical Plants) lists 5 °C, converted to zone 11b, checked Oct 2026. The source rates it slightly hardier than our range. Ceiling: not verified.). Zone is one factor — soil pH, drainage, and frost dates on your specific parcel also shape whether it takes.
When should you plant Robusta Coffee?
Most growers plant robusta coffee after the last spring frost, once the soil has warmed. Your local frost dates set the exact window — a Growable Ground report reads them for your address.
How much sun does Robusta Coffee need?
Robusta Coffee needs full sun — a spot that catches at least 6 hours of direct summer sun a day. We haven't confirmed this against a published source yet. 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 Robusta Coffee need?
Robusta Coffee prefers soil pH 4 to 8, on well-drained ground (FAO ECOCROP). Your report scores your parcel's mapped soil against that using USDA SSURGO data.
Does Robusta Coffee attract pollinators?
Yes — robusta coffee's flowers are a solid nectar source for honeybees. We haven't confirmed this against a published source yet.
Is Robusta Coffee safe for pets?
Robusta Coffee is toxic to dogs and cats with moderate severity. Keep it out of reach, and call ASPCA Animal Poison Control at (888) 426-4435 in an emergency. We haven't confirmed this against a published source yet.