Ornamental · Poaceae
Bermuda Grass
Cynodon dactylon
Heat-driven and quick to knit together, bermuda grass builds a hard-wearing lawn that withstands sun, drought, and steady foot traffic.
Full sun
Every 3–7 days
60–270 days
USDA 6–10
Overview
Bermuda grass is a warm-season turf grass that endures heat, drought, and heavy use better than nearly any competing lawn species. Its growth habit is the reason: it advances low and fast, weaving creeping stems above and below the soil into a dense, self-repairing mat. Through the warmer zones it serves as the default turf for home lawns, sports fields, and golf surfaces.
That same vigor sets the trade-off. The plant travels sideways on stolons and rhizomes and will colonize flower beds and a neighbor's yard wherever no barrier interrupts it, which is why several regions list it as invasive. It also requires full sun, declining quickly in shade because it cannot photosynthesize enough under a canopy, so it is the wrong choice for a yard under heavy tree cover.
Where conditions suit it, bermuda grass is undemanding. Provide sun, mow low and often, and water deeply but occasionally, and it holds density through the hardest part of summer. It browns and enters dormancy over winter, then resumes growth on its own as warmth returns.
Care
The short version: full sun, mowed low and often, watered deeply but infrequently, and fed nitrogen steadily through the growing season. It performs on heat and traffic but declines in shade, where it cannot capture enough light.
Light
Bermuda grass requires full sun and tolerates no meaningful shade, because it cannot sustain its dense growth without high light. A stand beneath trees or against a building, receiving less than 6 hours of direct light, thins and fails, so reserve it for the open, sunny areas of the yard.
Water
Once established it is very drought tolerant, thanks to a deep root system, so water deeply and infrequently rather than with shallow daily sprinkling that keeps roots near the surface. About 1 inch (2.5 cm) a week during active growth maintains color. Let it dry between waterings, and do not be alarmed if it browns in a dry spell, since it recovers.
Soil
It is undemanding about soil texture, accepting clay, loam, sand, shallow rocky ground, and high organic matter alike, provided the soil drains well so roots are not waterlogged. Its pH tolerance is broad, from 5.0 to 8.5, which spans most yards.
Temperature
This is a heat-adapted grass, comfortable across roughly 10°F to 104°F (-12°C to 40°C). It grows hardest in summer warmth and enters dormancy in cold, with winterkill a risk below about 10°F (-12°C) where freezing damages the crowns.
Humidity
Ambient outdoor humidity is sufficient, so no level needs managing. The grass performs in both humid and dry climates as long as its light and water requirements are met.
Feeding
Feed with a nitrogen-based turf fertilizer through the growing season, from late spring into summer when growth is active and demand is highest. Target about 3 to 7 lbs of nitrogen per 1000 sq ft a year, divided across several applications, and never exceed 1 lb per 1000 sq ft in a single feeding.
Pruning
Mowing is the form pruning takes here. Cut low, to about 0.5 to 2 inches (1 to 5 cm), and remove no more than a third of the blade per pass to avoid stressing the plant. Dethatch when heavy feeding allows thatch to accumulate.
Repotting
none
Size & spacing
The turf canopy stays low, only about 0 to 2 inches (1 to 5 cm) tall under regular mowing, but each plant spreads 3 to 10 feet (1 to 3 m) across by its runners. When planting from plugs, set them 12 to 24 inches (30 to 60 cm) apart and let the stolons and rhizomes close the gaps.
When to plant
Bermuda grass needs warm soil to break ground, because germination and rooting depend on heat. Sow seed or lay sprigs, plugs, or sod from spring into early summer once cold weather has passed, and the lawn establishes and stays actively green through the heat of summer before browning 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 complaint reduces to one of a few causes: how far it spreads, when it browns, or where light fails to reach. Match your symptom below, then intervene early, before a small problem becomes a season-long correction.
Bleached circular dead patches emerging in spring
These distinct rings are spring dead spot, a fungal disease driven by Ophiosphaerella that decays the roots, rhizomes, and stolons through winter and becomes visible only as the surrounding turf greens up in spring. Left untreated, the patches expand each year and weeds move into the bare centers. Control rests on a fall fungicide program, improved drainage from dethatching and aeration, and steady potassium with pH held near 5.8 to 6.2.
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
Runners pushing into beds and the lawn next door
Lateral colonization is this grass's defining strategy: it advances on surface stolons and underground rhizomes that descend roughly 18 inches (45 cm), so it travels through and under barriers rather than around them. Hand-pulling fails because every severed rhizome holds dormant buds that resprout. The reliable approach is to sink edging deep enough to intercept the runners, excavate infested soil in full, and remove escaped shoots before they anchor.
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 when temperatures fall
Because it is a warm-season species, this grass enters protective dormancy each winter and resumes growth as soil warms, which means even, lawn-wide browning in autumn is the expected response and not a problem to correct. The genuine threat is winterkill from hard freezes, anticipated below about 10°F (-12°C), which kills crowns outright and leaves patches that will not recover. Building potassium reserves in fall improves cold hardiness, and any sections that stay dead in spring should be reseeded, sprigged, or sodded.
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
Sparse, declining turf in shade and under trees
This species carries very poor shade tolerance and is adapted to full sun, so its density collapses anywhere a canopy or structure intercepts the 6 or more hours of direct light it needs to photosynthesize at full capacity. The contrast is diagnostic: sunny portions of the same lawn remain thick while shaded ground thins. Either open the canopy to admit more light or convert the shaded zone to a grass or groundcover suited to lower light.
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
Tufted, stunted shoots with a witch's-broom form
The rosetted, witch's-broom growth is caused by the bermudagrass mite, a microscopic pest roughly 0.2 mm long that feeds concealed beneath the leaf sheath, where its damage shortens the internodes. Drought-stressed stands take the heaviest hit, so vigorous, well-irrigated turf is the primary defense. Mowing and bagging removes infested tissue from the site, and a labeled miticide is warranted only when damage becomes severe.
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 a common lawn and pasture grass that is safe for pets and people, and it does not appear on the ASPCA toxic-plant lists. The exceptions are narrow: its pollen is a major hay-fever trigger, and under drought or fungal stress the forage can become risky for grazing livestock. Neither concern applies to a maintained home lawn.
Toxic to
Livestock
Safe for
People · Cats · Dogs · Horses · Rabbits · Birds
Livestock Caution
Monitor grazing cattle during drought or stress, when the plant can accumulate nitrates or prussic acid, and when a fungal infection of the seedheads can produce staggers marked by muscle tremors and an unsteady gait. A maintained lawn presents none of these hazards.
Cats None
No poisoning risk. A maintained stand is non-toxic, and a cat that chews a few blades will be unharmed.
Dogs None
No concern for dogs. They can run and roll across the turf freely, and an occasional mouthful causes no harm.
Horses Safe
Widely used as pasture and hay for horses, with no toxic concern under normal grazing.
Rabbits Safe
Suitable forage for grazing rabbits. Healthy, ordinary growth contains nothing toxic to them.
Birds Safe
Poses no hazard to birds, which commonly forage on the seedheads of a healthy stand.
People Safe
Safe to walk, sit, and play on. The single exception is the pollen, a major hay-fever trigger for grass-sensitive individuals.
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 spans a coarse seeded species and a series of finer hybrids selected for denser, finer-textured turf. The selections below are the ones you are most likely to encounter.
Common bermudagrass
The wild seeded species; coarser in leaf texture than the hybrids and the type that establishes readily from seed.
'Tifway' (Tifton 419)
A dense, fine-textured sterile hybrid established from sprigs or sod, and the standard selection for athletic fields.
'TifGreen' (Tifton 328)
A fine sterile hybrid propagated vegetatively, long favored for golf greens and other high-quality turf.
'TifTuf'
An improved sterile hybrid valued for drought tolerance, likewise established from sprigs or sod rather than seed.
Improved seeded types (e.g. 'Princess 77', 'Riviera', 'Yukon')
Finer, denser seeded cultivars bred to approach the vegetative hybrids while remaining seed-propagated.
How to propagate
Your propagation method follows from the type you select. The seeded forms establish from a seed packet, while the prized sterile hybrids set no viable seed and spread only from living plant tissue.
SeedEasy
Late spring through early summer once soil is warm · Several weeks to a few months for full coverage
Seed propagation is limited to the common and improved seeded types, since the hybrids are sterile and set no viable seed. Sow from late spring through early summer once the soil has warmed enough for germination, applying 1 to 2 lbs of hulled seed per 1000 sq ft, and the stand will fill 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
The sterile hybrids must be propagated vegetatively from living tissue, planted as sprigs, sod, or plugs at any point from spring through summer. Plugs set 12 to 24 inches (30 to 60 cm) apart knit together in roughly 3 to 9 months, after which the grass continues to colonize on its own by stolons and rhizomes.
Myths
Bermuda grass will hold up as a shade lawn.
It will not. This is a full-sun species with very poor shade tolerance, so it thins and fails beneath trees or alongside buildings where light is limited. In shaded ground, establish a shade-tolerant grass instead.