The 30-Second Verdict
St. Augustine is the Florida standard—it establishes faster, handles shade better, and is widely available. Zoysia offers a more manicured look, better drought tolerance once established, and is harder-wearing—but it's slower to establish and costs more.
Head-to-Head Breakdown
St. Augustine Grass
Pros
- Establishes very quickly from sod—ready for normal use in 3-4 weeks
- Best shade tolerance of Florida's popular grasses
- Dense growth crowds out most weeds
- Widest availability—most Florida sod farms stock Floratam
- Lower upfront sod cost than Zoysia
Cons
- Heavy water requirement—needs irrigation to survive Florida's dry season
- Susceptible to chinch bugs (the #1 St. Augustine pest in Florida)
- Not as wear-resistant as Zoysia under heavy foot traffic
- Goes into stress more quickly during drought without irrigation
Zoysia Grass
Pros
- Superior wear resistance under foot traffic
- Better drought tolerance once established—requires less irrigation
- More manicured, dense appearance
- Fewer pest problems than St. Augustine (no significant Florida pest comparable to chinch bugs)
- Lower fertilizer requirements once established
Cons
- Very slow to establish from sod—6-12 months for full coverage vs. 3-4 weeks for St. Augustine
- Higher sod cost ($0.45-$0.75/sq ft vs. $0.30-$0.55 for St. Augustine)
- Goes dormant (brown) in winter in North and Central Florida
- Less shade-tolerant than St. Augustine—needs at least 6 hours of direct sun
Side-by-Side Comparison
| St. Augustine Grass | Zoysia Grass | |
|---|---|---|
| Establishment Time | 3-4 weeks to root; full coverage quickly | 6-12 months for full, dense coverage |
| Sod Cost (per sq ft) | $0.30-$0.55 | $0.45-$0.75 (Zeon, Empire) |
| Shade Tolerance | Good—4-6 hours of sun minimum | Moderate—6+ hours of sun required |
| Drought Tolerance | Moderate—needs regular irrigation in dry season | Good—tolerates drought better once established |
| Wear Resistance | Moderate—recovers well but shows damage more | Excellent—most wear-resistant of Florida residential grasses |
| Chinch Bug Risk | High—major Florida pest | Low—no comparable pest pressure |
| Winter Color (North FL) | Stays green through mild winters; goes yellow in hard freezes | Goes dormant (brown) in winter |
| Best For | Most Florida homeowners, shaded lawns, quick establishment | High-traffic areas, low-maintenance once established, South Florida |
Frequently Asked Questions
Can I mix St. Augustine and Zoysia in my Florida lawn?
No—mixing grass types creates an uneven, patchy appearance. Whichever grass type you choose should be installed consistently throughout the lawn area. If you have St. Augustine and want to switch to Zoysia, the existing grass must be completely killed and removed before installing the new sod.
Which grass is better for South Florida vs. North Florida?
In South Florida (Miami-Dade, Broward, Palm Beach), Zoysia stays green year-round and is an excellent option. In Central and North Florida, Zoysia goes dormant in winter—many homeowners in those areas prefer St. Augustine to maintain green color year-round or accept winter dormancy as acceptable. Both grow well statewide.
How much does it cost to replace a Florida lawn with sod?
For a typical Florida quarter-acre lawn (approximately 6,000-8,000 sq ft of grass area), expect $9,000-$20,000 for full replacement including sod and professional installation. St. Augustine is on the lower end; Zoysia on the higher end. DIY sod installation (materials only, no labor) runs $1,800-$6,000 for the same area.