Table of Contents
Centipede → Tall Fescue Conversion Plan (Sanford, NC – Zone 7b)
This document outlines the full process of converting an existing centipede lawn into a Tall Fescue lawn.
This plan is tailored for Sanford, North Carolina (Zone 7b), where centipede struggles and Tall Fescue performs much better year-round.
1. Why Convert?
Centipede has major issues in NC residential lots:
- Spreads aggressively into garden beds and sidewalks
- Turns brown November–May
- Thatch buildup every spring
- Sensitive to many herbicides
- Requires low nitrogen
- Does poorly in high-traffic areas
- Looks patchy and weak without perfect pH and soil care
Tall Fescue is the opposite:
- Stays green year-round
- Thick, upright growth
- Works great with normal fertilizers (Sunday included)
- Responds well to overseeding
- Less invasive into beds
- Handles traffic better
2. Conversion Overview
The conversion happens gradually over one full year (with two fall overseeding cycles for perfection).
Main strategy:
- Stop managing lawn like centipede.
- Begin patching in Tall Fescue during spring.
- Do a FULL Tall Fescue overseed in September.
- Repeat next September for 95% fescue dominance.
Centipede will naturally thin out as mowing height increases and nitrogen levels rise.
3. Yearly Timeline
February–March
- Lightly rake centipede thatch by hand (NO power dethatcher).
- Spot-treat weeds (clover, dandelion) with 2,4-D or Sunday Weed Warrior.
- Optional: Patch-seed thin areas with Tall Fescue.
- Reminder: You must skip pre-emergent if seeding patches.
April–May
- Continue spot-spraying weeds.
- Mow high (3.5–4“) to favor fescue and weaken centipede.
- Light fertilizer via Sunday Feed.
June–August
- Water deeply once per week.
- Avoid heavy nitrogen in July heat.
- Never overseed in summer.
EARLY SEPTEMBER — PRIMARY OVERSEED (MOST IMPORTANT STEP)
- Mow existing centipede very low (1 inch).
- Bag and remove loose material.
- Core aerate the entire lawn.
- Broadcast Tall Fescue seed over all turf areas.
- Apply starter fertilizer.
- Water lightly 1–2x per day for 2–3 weeks.
This begins the conversion.
October–November
- After 4–6 weeks, apply Weed & Feed (okay now that fescue is established).
- Raise mowing to 4”.
- Fix thin areas with more seed.
Winter
- Fescue stays green.
- Apply Sunday Winterizer if desired.
4. Year 2 (Next September)
Repeat the September overseed for:
- Maximum thickness
- Full suppression of centipede
- A consistent Tall Fescue appearance
After the second fall overseed, you will have converted roughly 90–95% of the lawn.
5. Long-Term Maintenance (Fescue Only)
- Mow at 3.5–4“.
- Fertilize spring and fall.
- Avoid pre-emergent in September seeding window.
- Overseed lightly every fall to maintain density.
6. Dealing With Remaining Centipede
Centipede will naturally weaken as you maintain the yard for fescue:
- Higher mowing height shades it out
- Regular nitrogen fertilization suppresses it
- Aeration & seeding fill in bare spots
If centipede persists in certain patches:
- Glyphosate spot treatment in midsummer works
- Re-seed the patch in September
7. Sunday Product Integration
Spring (March–May)
- Sunday “Grow Green” or “Lawn Strength”
- Sunday Weed Warrior (spot-treatment only)
Fall (September–November)
- Sunday Seed Starter for full overseed
- Sunday Fall Fortify after establishment
Winter
- Sunday Winterizer (optional)
8. Seed Recommendations
Use Tall Fescue blend with:
- Turf-type tall fescue (TTTF)
- Heat-tolerant varieties (Houndog 7, Falcon V, Rebel, Titan, Crossfire, etc.)
Sunday’s seed is fine for patching or even for full overseed.
Apply at:
- Full overseed: 6–8 lbs per 1,000 sq ft
- Patch repair: 3–4 lbs per 1,000 sq ft
9. Tools Needed
- Leaf rake
- Lawn mower with bag
- Aerator (rental is fine)
- Hose or sprinklers
- Sunday fertilizers
- Fescue seed
10. Expected Results
By following this plan:
After 1 Fall Overseed:
- Lawn is 60–70% Tall Fescue
- Centipede begins thinning
- Color stays greener through winter
- Far fewer weeds
After 2nd Fall Overseed (Next Year):
- Lawn is 90–95% Tall Fescue
- Centipede nearly gone
- Deep green all year
- Minimal thatch
- No more creeping runners into garden beds
- Mowing is easier
- Looks like a “real” NC cool-season lawn
