Sideoats Grama is a cover crop — grown to build and protect the soil rather than for a harvest of its own. It's hardy across USDA zones 4 through 9 and grows just as well in a container as in the ground.
Zones
4-9
pH Range
5.5-7.8
Sun
Full Sun
Days to Maturity
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Score Sideoats Grama on your exact land.
Zone averages can't see the slope, soil, frost, and sun that decide whether sideoats grama actually takes — and those shift from one yard to the next. Enter your address and we'll score sideoats grama against your land's real conditions.
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What Sideoats Grama is
Sideoats Grama grows as a perennial and reaches around 2.5 feet at maturity. It blooms yellow in mid summer. It's also well suited to containers.
How to grow Sideoats Grama
Sideoats Grama grows in USDA zones 4 through 9. Sideoats Grama does best in full sun — at least 6 hours of direct sun a day — and soil from pH 5.5 to 7.8, on well-drained ground. It needs a growing season of at least 120 frost-free days, which is why climate matters as much as soil.
USDA Zones
4-9
USDA PHZM 2023
Soil pH
5.5 - 7.8
USDA PLANTS Database
Sun
Full Sun
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Drainage
well (dry spells)
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Frost Tolerance
39.2°F
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Mature Height
2.5 ft
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Frost-Free Days
120+
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Start the season right
Plant sideoats grama in full sun with at least 6 hours of direct sun, once the soil has warmed and frost risk has passed.
Match the soil
Sideoats Grama prefers pH 5.5 to 7.8 (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.
Turn it in before it seeds
Cut sideoats grama down or turn it into the soil before it sets seed, while the growth is still green — that's when it returns the most to the ground.
Good to know
Good news for pet owners — sideoats grama isn't known to be toxic to dogs or cats. (Source: ASPCA.)
Sideoats Grama isn't classified as a notable pollinator plant in our data — pair it with high-value bloomers nearby to feed bees.
Where Sideoats Grama thrives
Sideoats Grama is hardy across USDA zones 4 through 9. 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 4–9·Where Sideoats Grama growsOpen map →
On USDA hardiness-zone overlap, Sideoats Grama can grow in these states:
See if Sideoats Grama will thrive on your land
Zone averages are a start. Your exact soil pH, drainage, sun exposure, and frost dates shape whether sideoats grama 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 Sideoats Grama in my zone?
Sideoats Grama grows in USDA hardiness zones 4 through 9 (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 Sideoats Grama?
Most growers plant sideoats grama after the last spring frost, once the soil has warmed, leaving enough of the season for its 120-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 Sideoats Grama need?
Sideoats Grama 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 Sideoats Grama need?
Sideoats Grama prefers soil pH 5.5 to 7.8, on well-drained ground (USDA PLANTS Database). Your report scores your parcel's actual soil against that using USDA SSURGO data.
Does Sideoats Grama attract pollinators?
Sideoats Grama isn't classified as a notable pollinator plant in our data. Pairing it with high-value bloomers nearby keeps bees and butterflies fed.
Is Sideoats Grama safe for pets?
Sideoats Grama is not known to be toxic to dogs or cats based on available data (ASPCA). Always supervise pets around new plantings.