N-Ext D-Thatch Liquid Thatch Digester 0-0-2

Liquid thatch digester that accelerates natural decomposition through microbial action. Breaks down thatch from the soil level upward without mechanical disruption.

$21.99

4.7

Size: Quart

Quart Gallon

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Greene County Fertilizer N-Ext D-Thatch Liquid Thatch Digester 0-0-2

$21.99

Green Grass. No Weeds.

Information & Specifications

About This Product

Break Down Thatch Without Tearing Up Your Lawn

N-Ext D-Thatch is a liquid thatch digester that accelerates the natural decomposition of thatch through microbial activity. The formula encourages beneficial microbes at the soil surface to break down the dead organic layer from the bottom up. The decomposed thatch converts into organic matter that feeds the turf, turning a lawn problem into a fertility input.

One gallon covers up to 21,300 square feet. D-Thatch is the correct solution for lawns where mechanical dethatching is impractical due to grass type, terrain, timing, or the risk of damaging stolons and rhizomes.

Who D-Thatch Is For

Homeowners with visible thatch buildup, especially on stoloniferous grasses like bermuda and zoysia where power raking risks damaging the growth structure. If you can see a spongy layer between the green blades and the soil surface, and that layer is thicker than half an inch, D-Thatch addresses it biologically.

D-Thatch requires warm soil temperatures to activate. If your soil is still below 70 degrees, wait. The microbial process needs heat to work effectively.

How It Works

The microbial agents in D-Thatch generate exothermic heat at the soil surface, which accelerates the decomposition of the thatch layer. Unlike mechanical dethatching that rips material out from the top, D-Thatch works from the soil level upward. This preserves the lawn surface while systematically reducing the thatch layer over 2 to 3 applications.

Active Ingredients

Microbial thatch digester complex

Grass Types

All warm and cool season grasses

Best Timing

Late spring through summer

01

When to Apply

Apply in late spring or early summer when soil temperatures consistently reach the 80-degree range. The microbial action that drives thatch decomposition requires warm soil to activate. Two applications spaced 4 to 6 weeks apart during peak summer heat produce the best results. Do not apply to cool or dormant soil.

02

How to Apply

Apply with a backpack or battery-powered sprayer. Water in after application to move the product into the thatch layer where microbial activity occurs. Pairs well with Air-8 for a combined soil loosening and thatch management program. Apply evenly across the entire lawn, not just areas with visible thatch.

03

What to Expect

Thatch reduction is gradual and biological, not instant. Expect visible thinning of the thatch layer within 3 to 4 weeks after application when soil temps are in the 80s. Two applications per season bring most lawns below the half-inch thatch threshold. The decomposed thatch adds organic matter back into the soil.

01

When to Apply

Apply in late spring or early summer when soil temperatures consistently reach the 80-degree range. The microbial action that drives thatch decomposition requires warm soil to activate. Two applications spaced 4 to 6 weeks apart during peak summer heat produce the best results. Do not apply to cool or dormant soil.

02

How to Apply

Apply with a backpack or battery-powered sprayer. Water in after application to move the product into the thatch layer where microbial activity occurs. Pairs well with Air-8 for a combined soil loosening and thatch management program. Apply evenly across the entire lawn, not just areas with visible thatch.

03

What to Expect

Thatch reduction is gradual and biological, not instant. Expect visible thinning of the thatch layer within 3 to 4 weeks after application when soil temps are in the 80s. Two applications per season bring most lawns below the half-inch thatch threshold. The decomposed thatch adds organic matter back into the soil.

Frequently Asked Questions

Answers to the most commonly asked questions about this product:

How fast does D-Thatch work?

D-Thatch is a biological process, not a chemical one. Visible thatch reduction takes 3 to 4 weeks when soil temperatures are in the 80-degree range. Cooler soil slows the process significantly. Two applications per season at proper soil temps bring most lawns into a healthy thatch range. This is not an overnight product.

Can D-Thatch damage my lawn?

No. D-Thatch works through natural microbial decomposition, not mechanical action. It does not rip, tear, or disturb the lawn surface. This makes it particularly safe for stoloniferous grasses like bermuda and zoysia where power raking can damage the growth structure. The decomposed material feeds the turf as organic matter.

Does soil temperature really matter that much?

Yes. Soil temperature is the single biggest factor in D-Thatch performance. The microbial agents require warmth to activate and reproduce. Applying when soil temps are below 70 degrees produces minimal results. Use a soil thermometer and wait for consistent readings in the 80-degree range before applying.

Can I use D-Thatch instead of power raking?

For most residential lawns, yes. D-Thatch provides gradual thatch reduction over 2 to 3 applications without any mechanical disruption. Lawns with extremely heavy thatch buildup over 1 inch may benefit from one mechanical dethatching followed by D-Thatch applications to maintain the improvement and prevent re-accumulation.

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