Ornamental · Poaceae
Bermuda Grass
Cynodon dactylon
Tough, sun-loving, and fast to fill in, bermuda grass builds a hard-wearing lawn that shrugs off heat and foot traffic.
Full sun
Every 3–7 days
60–270 days
USDA 6–10
Overview
Bermuda grass is a warm-season turf grass that takes heat, drought, and nonstop use in stride better than nearly any other lawn. It races low and wide, weaving into a dense mat from creeping stems both above and below the soil. Across the warmer zones, gardeners reach for it first when planting home lawns, sports fields, and golf turf.
That very drive is the catch. The grass sprints sideways on stolons and rhizomes and will charge into flower beds and a neighbor's yard if nothing checks it, which is why a few regions tag it as invasive. It also insists on full sun and thins out quickly in shade, making it the wrong call for a yard buried under heavy tree cover.
Plant it where it belongs and bermuda grass asks for very little. Hand it sun, mow it low and often, soak it deeply now and then, and it powers through the cruelest stretch of summer thick and green. It browns off and rests over winter, then springs back to life on its own the moment the warmth returns.
Care
The short version: full sun, mowed low and often, with deep but infrequent watering and a steady run of nitrogen all through the growing season. It powers along on heat and traffic but caves in the shade.
Light
Bermuda grass insists on full sun and puts up with no real shade. A stand under trees or beside a building, where less than 6 hours of direct light lands, thins out and gives up, so steer it to the open, sunny corners of the yard.
Water
Once it settles in, it is very drought tolerant, so soak it deeply and only now and then instead of dribbling water on daily. About 1 inch (2.5 cm) a week during active growth keeps the color strong. Let it dry between drinks, and skip the panic if it browns in a dry spell, because it bounces right back.
Soil
It shrugs off soil type, happily taking clay, loam, sand, shallow rocky ground, and rich organic dirt alike, just so long as it drains well. The pH window runs wide, anywhere from 5.0 to 8.5, which suits most yards.
Temperature
This one lives for heat, cruising comfortably across roughly 10°F to 104°F (-12°C to 40°C). It powers through summer warmth and drops into dormancy in the cold, with winterkill a risk below about 10°F (-12°C).
Humidity
Plain outdoor humidity is all it needs, so there is no level to fuss over. The grass takes humid and dry climates in stride as long as the sun and water keep coming.
Feeding
Feed it a nitrogen-based turf fertilizer through the growing season, late spring into summer. Shoot for about 3 to 7 lbs of nitrogen per 1000 sq ft a year, spread across several feedings and never topping 1 lb per 1000 sq ft in one go.
Pruning
Here, mowing does the pruning. Cut it low, down to about 0.5 to 2 inches (1 to 5 cm), and never strip off more than a third of the blade in a single pass. Dethatch whenever heavy feeding lets the thatch pile up.
Repotting
none
Size & spacing
The turf itself keeps low, only about 0 to 2 inches (1 to 5 cm) tall under regular mowing, yet each plant fans out 3 to 10 feet (1 to 3 m) across. Planting from plugs, space them 12 to 24 inches (30 to 60 cm) apart and let the runners rush in to close the gaps.
When to plant
Bermuda grass needs warm soil to fire up. Sow seed or lay sprigs, plugs, or sod from spring into early summer once the cold has lifted, and the lawn knits in and stays green and growing straight through the heat of summer before it browns off for winter.
Northern hemisphere
Southern hemisphere
Typical months for a temperate climate: start earlier in warm zones, later where spring frosts linger.
- Plant: Spring through early summer once soil has warmed; establish common types from seed (1-2 lbs hulled seed per 1000 sq ft) or hybrids from sprigs, sod, or plugs.
- Harvest: Inconspicuous seedheads in summer; grown for turf, not bloom.
Hardiness
USDA hardiness zones: 6–10
Temperature: down to -23°C
Troubleshooting
Nearly every bermuda grass headache circles back to one of a few causes: where it spreads, where it browns, or where the sun never reaches. Match what you are seeing below, then jump on it before a small patch grows into a season-long battle.
Bleached, dead rings that surface in spring
Those rings are spring dead spot, a fungal disease that rots the roots, rhizomes, and stolons through winter and reveals itself just as the rest of the lawn wakes up green. Leave them be and the patches widen year on year, then weeds rush in to fill them. A fall fungicide program, sharper drainage from dethatching and aeration, and steady potassium with pH near 5.8 to 6.2 are what put it back in its place.
Fix:
- Apply fall fungicide programs (around early to late October) alternating active ingredients
- Dethatch or verticut and core aerate to improve drainage
- Limit summer nitrogen to 1 lb per 1000 sq ft per application
- Keep potassium high and pH near 5.8-6.2
When the runners march into your beds and the lawn next door
Spreading sideways is exactly what this grass excels at, driving outward on above-ground stolons and below-ground rhizomes that can dive roughly 18 inches (45 cm) deep. Yanking it almost never finishes the job, since any rhizome scrap you miss springs right back. Drop in deep edging to wall off the runners, dig the infested soil out clean, and knock back escaped shoots before they take hold.
Fix:
- Install deep physical edging or bed borders to block runners
- Completely excavate infested soil, removing all rhizome fragments
- Withhold water to dry stems then repeatedly till to bring rhizomes to the surface to desiccate
- Use repeated applications of a labeled herbicide for established infestations
Brown, dormant turf once the cold rolls in
Being a warm-season grass, bermuda browns out and slips into dormant mode each winter, then bounces back green come spring, so even browning across the whole lawn in fall is business as usual and needs no fuss. What you actually watch for is winterkill from hard freezes, expected below about 10°F (-12°C), which leaves dead patches that stay dead. Build up potassium in fall to sharpen cold tolerance, and reseed, sprig, or sod any spots that refuse to green up.
Fix:
- Wait for spring warm-up and green-up rather than over-treating
- Maintain high potassium levels in fall to improve cold tolerance
- Reseed, sprig, or sod areas killed by severe freezes once soil warms
Thin, struggling patches under trees and in the shade
Bermuda grass brings very poor shade tolerance to the table and craves full sun, so it thins and gives up wherever a wall or tree canopy steals 6 or more hours of direct light. The sunny stretches of that very same lawn stay lush, which makes spotting the trouble a breeze. Open up the canopy to let light pour through, or hand the shaded ground over to a shade-tolerant grass or groundcover.
Fix:
- Prune or thin tree canopy to increase light
- Switch shaded areas to a shade-tolerant grass or groundcover
- Reduce traffic and raise mowing height slightly in marginally shaded spots
Stunted, tufted shoots with a witch's-broom look
That rosetted, tufted growth points straight to the bermudagrass mite, a microscopic pest about 0.2 mm long that feeds tucked away under the leaf sheath. Drought-stressed lawns take the hardest hit, so step one is keeping the turf healthy and well-watered. Mow and bag the clippings to carry the infested tissue off the lawn, and turn to a labeled miticide only when the damage gets serious.
Fix:
- Mow and bag clippings to remove infested tissue
- Maintain vigorous growth with proper fertility and irrigation
- Apply a labeled miticide if damage is severe
Toxicity
Bermuda grass is an everyday lawn and pasture grass that is safe for pets and people, and it stays off the ASPCA toxic-plant lists. The catches are narrow: its pollen is a major hay-fever trigger, and under drought or fungal stress the forage can turn risky for grazing livestock. None of that reaches a maintained home lawn.
Toxic to
Livestock
Safe for
People · Cats · Dogs · Horses · Rabbits · Birds
Livestock Caution
Keep an eye on grazing cattle during drought or stress, when the grass can stockpile nitrates or prussic acid, and a fungal infection of the seedheads can set off staggers with muscle tremors and a wobbly gait. A maintained lawn carries none of this.
Cats None
Safe. A well-kept bermuda lawn carries no poisoning risk, and a cat that chews a few blades comes to no harm.
Dogs None
Safe. Dogs can tear around and roll across the lawn freely, and the occasional mouthful of grass does nothing bad.
Horses Safe
Bermuda grass turns up often as pasture and hay for horses, with no toxic worry under normal grazing.
Rabbits Safe
Rabbits can graze it happily. Healthy, everyday growth holds nothing toxic.
Birds Safe
No hazard to birds, which love to pick at the seedheads on a healthy stand.
People Safe
Safe to walk, sit, and play on. The one snag is the pollen, a major hay-fever trigger for anyone who reacts to grass.
Safe for pets and people as a maintained lawn. Note for sensitive people: bermudagrass pollen is a major hay-fever allergen. For grazing livestock there are conditional risks - under drought or stress bermudagrass can accumulate nitrates or prussic acid, and fungal (ergot/Claviceps) infection of seedheads can cause neurological bermudagrass tremors (staggers) in cattle. These are forage/grazing concerns and do not affect the maintained home lawn or household pets.
Helpline numbers
United States
ASPCA Animal Poison Control: (888) 426-4435 (fee applies)
United Kingdom
Animal PoisonLine: 01202 509000 (fee applies)
Australia
Animal Poisons Helpline: 1300 869 738
Varieties
Bermuda grass shows up as a coarse seeded species plus a lineup of finer hybrids bred for denser, sharper-looking turf. These are the ones you will meet most often.
Common bermudagrass
The wild seeded species, rougher in texture than the hybrids and the single type you can easily kick off from seed.
'Tifway' (Tifton 419)
A fine, dense sterile hybrid laid down from sprigs or sod, and the go-to pick for athletic fields.
'TifGreen' (Tifton 328)
A second fine sterile hybrid planted vegetatively, long favored for golf greens and other top-grade turf.
'TifTuf'
An upgraded sterile hybrid celebrated for drought tolerance, started from sprigs or sod rather than seed.
Improved seeded types (e.g. 'Princess 77', 'Riviera', 'Yukon')
Finer, denser seeded cultivars bred to keep pace with the vegetative hybrids while still sprouting straight from a seed packet.
How to propagate
How you get bermuda grass going hinges on which type you pick. The seeded kinds drop straight from a seed packet, while the prized hybrids spread only from living pieces of the plant.
SeedEasy
Late spring through early summer once soil is warm · Several weeks to a few months for full coverage
Seed works only for common and improved seeded bermuda grass, which rules out the sterile hybrids. Sow from late spring through early summer once the soil has warmed, scattering 1 to 2 lbs of hulled seed per 1000 sq ft, and watch a fresh stand knit in over several weeks to a few months.
DivisionEasy
Spring through summer · About 3-9 months for full coverage from plugs spaced 12-24 in apart
Hybrids have to start from living pieces of the plant, planted out as sprigs, sod, or plugs anytime from spring through summer. Plugs set 12 to 24 inches (30 to 60 cm) apart stitch together in roughly 3 to 9 months, and from there the grass marches onward on its own through stolons and rhizomes.
Myths
Toss bermuda grass down and you have got yourself a great shade lawn.
Not a chance. Bermuda grass demands full sun and brings very poor shade tolerance, so it thins and folds under trees or beside buildings. For shaded ground, plant a shade-tolerant grass instead.