Zoysia Grass

Zoysia japonica

An elegant warm-season grass that creates one of the most beautiful and low-maintenance lawns possible, with a dense, carpet-like texture that crowds out weeds naturally. Once established, this slow-growing grass requires minimal watering and fertilizing while providing excellent heat and drought tolerance. Its fine texture and rich green color make it a premium choice for homeowners wanting a gorgeous lawn with less work.

Sun

Full sun

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Zones

5–11

USDA hardiness

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Height

5 inches

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Planting Timeline

Zone:

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Transplant

Direct Sow

Transplant

Direct Sow

Showing dates for Zoysia Grass in USDA Zone 7

All Zone 7 grass →

Zone Map

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Zoysia Grass · Zones 5–11

What grows well in Zone 7? →

Growing Details

Difficulty

Easy once established

SpacingPlugs 6 inches apart or sod installation recommended

SoilWell-drained soil, adaptable to various types

pH6.0-7.0

WaterLow — drought tolerant

SeasonSummer and Fall

FlavorN/A

ColorMedium to dark green, golden dormant color

SizeFine to medium texture

Zone-by-Zone Planting Calendar

Zone	Indoor Start	Transplant	Direct Sow	Harvest
Zone 11	—	February – March	January – February	—
Zone 5	—	May – July	April – June	—
Zone 6	—	May – July	April – June	—
Zone 7	—	May – June	March – May	—
Zone 8	—	April – June	March – May	—
Zone 9	—	March – May	February – April	—
Zone 10	—	March – April	January – March	—

Complete Growing Guide

Light: Full sun (6 or more hours of direct sunlight a day). Soil: Loam (Silt), Sand. Drainage: Good Drainage, Moist. Growth rate: Slow. Maintenance: High. Regions: Coastal, Mountains, Piedmont.

Harvesting

seedhead a spikelet, with seeds alternating along the head

Type: Caryopsis. Length: < 1 inch. Width: < 1 inch.

Harvest time: Summer

Storage & Preservation

Zoysia grass is a living landscape, not harvested for storage. However, if you're propagating zoysia vegetatively, sprigs and plugs should be planted immediately after harvest for best results. If temporary storage is necessary before planting, keep dormant plugs or sprigs in a cool, moist environment (50-60°F) for no more than 1-2 weeks. Store in breathable containers with moist (not waterlogged) soil or media to prevent desiccation and root rot. For long-term propagation storage, plugs can be refrigerated for short periods, but viability declines rapidly — prompt planting is strongly recommended. If establishing from sod, lay immediately upon delivery, as sod quality deteriorates within 24-48 hours if unrolled and exposed to heat. Keep sod moist during installation and for 2-3 weeks after to ensure good soil contact and rooting.

History & Origin

Origin: Asia

Advantages

+Dense carpet-like texture naturally crowds out weeds without herbicides
+Excellent heat and drought tolerance requires minimal watering once established
+Low maintenance needs reduce fertilizing, mowing, and overall lawn care
+Rich green color and fine texture create premium aesthetic appeal
+Slow growth rate means less frequent mowing throughout the season

Considerations

-Slow establishment period requires patience before lawn looks mature
-Vulnerable to grub and chinch bug infestations requiring pest management
-Dormant and brown during winter months in cooler climates
-Sensitive to shade; performs poorly under trees or building shadows

Companion Plants

The most useful companions for Zoysia aren't ones that help the grass directly — they're plants that fill the edges, borders, and thin spots where Zoysia either won't grow or fills in slowly. Liriope and Mondo Grass are the workhorses here: both tolerate the same pH range (6.0–7.0), handle drought similarly, and don't spread aggressively enough to fight Zoysia's stolons for space. Ajuga works well along shaded borders where Zoysia thins out below about 4 hours of direct sun. Sedums and Native Wildflowers are solid for dry rocky margins where you're not trying to grow turf at all.

White Clover gets recommended often as a lawn companion, and there's a real mechanism behind it — it fixes atmospheric nitrogen and releases some into the soil as it decomposes. In a low-input situation that's a genuine benefit. The caveat with Zoysia is visual: clover's broad leaf texture reads as patchy against fine-bladed Zoysia, so it fits informal areas better than anything you're trying to keep tidy.

The harmful companions are straightforward competition problems. Tall Fescue and Annual Ryegrass stay green through winter while Zoysia is dormant and tan, which means they'll hold territory the Zoysia can't reclaim until soil temps climb back above 65°F in spring. Bermuda Grass is a different problem — it spreads by both stolons and rhizomes and will fight Zoysia directly for the same horizontal space. Getting Bermuda out of an established Zoysia stand typically requires a non-selective herbicide and a full renovation. Keep them separated from day one.

Plant Together

White Clover

Fixes nitrogen in soil, low-growing, complements grass growth without competing

Wild Strawberry

Low groundcover that thrives in similar conditions, attracts beneficial insects

Ajuga

Shade-tolerant groundcover that fills gaps where zoysia struggles in low light

Liriope

Similar water and soil requirements, provides border definition and texture contrast

Mondo Grass

Complementary ornamental grass with similar cultural needs and growth habits

Sedums

Drought-tolerant succulents that thrive in similar sunny, well-drained conditions

Native Wildflowers

Support beneficial insects and pollinators while tolerating zoysia's growing conditions

Ornamental Onions

Deter grubs and other lawn pests that damage zoysia roots

Keep Apart

Tall Fescue

Aggressive cool-season grass that competes heavily and creates patchy appearance

Bermuda Grass

Invasive warm-season grass that outcompetes and overtakes zoysia through runners

Annual Ryegrass

Fast-growing temporary grass that weakens zoysia by competing for resources during establishment

Pests & Disease Resistance

Resistance

Excellent disease resistance, very few problems

Common Pests

Grubs, chinch bugs, occasionally billbugs

Diseases

Brown patch in extreme conditions, generally disease-free

Troubleshooting Zoysia Grass

What you'll see, why it happens, and what to do about it.

Irregular brown or straw-colored patches, 6–24 inches across, appearing in mid-to-late summer

Likely Causes

White grubs (larvae of Japanese beetles or masked chafers) feeding on roots 2–4 inches below the surface
Chinch bugs (Blissus insularis) sucking plant sap at the thatch layer — look for the bugs themselves in a coffee-can float test

What to Do

1.Do the float test first: press an open-ended can into the turf edge of the damaged area, fill with water, wait 5 minutes — chinch bugs will float to the surface if they're present
2.For grubs, peel back a patch of turf and count; more than 5–6 grubs per square foot warrants a targeted insecticide (imidacloprid or chlorantraniliprole applied in late June to July before larvae go deep)
3.For chinch bugs, bifenthrin applied to the damaged zone and a 5-foot buffer is the standard fix — water it in lightly after application

Large circular tan or brown patches, 1–3 feet wide, with a dark 'smoke ring' at the edge, appearing after hot humid nights above 70°F

Likely Causes

Brown patch (Rhizoctonia solani) — uncommon in Zoysia but possible when nighttime temps stay high and leaf blades stay wet for 8+ hours
Evening irrigation or overwatering that keeps the turf surface wet overnight

What to Do

1.Switch any irrigation to early morning so blades dry before noon
2.Back off nitrogen fertilization — excess N in summer pushes the lush, soft growth Rhizoctonia thrives on
3.A single application of azoxystrobin or propiconazole fungicide at label rate will stop active spread; don't expect it to green up the dead center

Turf stays tan well past the point when neighboring warm-season lawns have broken dormancy in spring

Likely Causes

Zoysia needs soil temps at the 2-inch depth to hit 65°F consistently before it breaks dormancy — in the cooler parts of its range, that can mean late April or early May
Thatch over ½ inch thick insulating the crowns from soil warmth
Late frost damage to surface stolons

What to Do

1.Check soil temperature with a probe thermometer at 2 inches before assuming something is wrong — slow green-up is normal for this species
2.If thatch exceeds ½ inch, run a power rake in early spring before green-up and bag the debris
3.Hold off on fertilizing until the turf is at least 50% green — nitrogen applied to dormant Zoysia feeds the weeds, not the grass

Frequently Asked Questions

How long does zoysia grass take to establish and fill in completely?▼

Zoysia typically takes 6-8 months to fully fill in when established from plugs or sprigs, depending on spacing and growing conditions. Close spacing (6-8 inches) fills faster than wider spacing (12 inches). Sod establishes almost immediately but is more expensive. Even established zoysia is slow-growing by nature — this is part of what makes it low-maintenance. First-year fill-in varies by zone and season of planting; late spring plantings fill better than early spring ones.

Is zoysia grass good for beginners?▼

Yes — once established. Zoysia is exceptionally easy to maintain due to low fertilizer and water needs. The main challenge is the establishment phase, which requires consistent moisture for 2-3 weeks and patience for visible fill-in. If you can handle the initial waiting period, zoysia becomes one of the easiest lawn grasses to care for long-term. It's more beginner-friendly than cool-season grasses that demand frequent watering and mowing.

When should you plant zoysia grass?▼

Plant zoysia from plugs, sprigs, or sod during late spring through mid-summer when soil temperatures are 65°F and rising consistently. The ideal window is May through July in most regions. Planting too early (cool soil) causes poor rooting; planting too late may not allow enough establishment before winter dormancy. Fall and winter planting is not recommended as zoysia goes dormant and won't establish roots properly. Spring planting in zones 8+ gives the best results.

How much water does zoysia grass need?▼

During establishment (first 2-3 weeks), zoysia needs consistent moisture to develop roots. After that, water deeply but infrequently — about 1 inch per week through rainfall or irrigation. Once mature (after 8 weeks), zoysia becomes very drought-tolerant and rarely needs supplemental water except during extreme heat or prolonged dry spells. Overwatering is a common mistake; zoysia prefers drier conditions, which actually promote stronger, deeper root systems and finer texture.

Can you grow zoysia grass in containers or shade?▼

Zoysia is not practical for containers due to its spreading nature and need for extensive root development. It does not perform well in shade — it requires at least 4-6 hours of direct sun daily for dense, healthy growth. In partial shade, zoysia thins out and becomes susceptible to disease and moss. If your lawn has significant shaded areas, consider cool-season grasses or shade-tolerant ground covers rather than zoysia.

What's the difference between zoysia and bermuda grass?▼

Both are warm-season grasses, but zoysia is slower-growing with finer texture and better drought tolerance once established. Bermuda grass germinates faster from seed and fills in quicker, but requires more water and fertilizer. Zoysia has superior disease resistance and winter hardiness in northern zones. Zoysia is more drought-tolerant but less shade-tolerant than bermuda. For low-maintenance, drought-resistant lawns in full sun, zoysia wins; for quick establishment, bermuda is faster.