Consistent bunker sand improves playability, drainage, and durability. Discover how Thelen’s Double Diamond Sand delivers proven, reliable performance.
Articles
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The Better Billy Bunker Method: How Bridging Stone, Polymer, and Sand Work Together |
Better Billy Bunker explained: how the polymer-bonded gravel liner, USGA bridging stone, and sand layer drain bunkers and prevent washouts. |
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Divot Mix for Golf Courses: How to Choose the Right Blend |
A divot mix is a sand-based blend used to fill ball marks and repair damaged turf on golf courses. Learn how sand-to-soil ratios, compost content, and application affect recovery, and compare formulations designed for different course conditions. |
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Bunker Sand Explained: Performance Factors, Drainage, Degradation, and Long-Term Management |
What is bunker sand? Learn USGA specifications, ideal drainage rates (Ksat), angle of repose, and how contamination impacts long-term bunker performance. |
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When Topdressing Programs Fail: Sand Selection Mistakes That Hurt Turf Health |
Why do topdressing programs fail? Learn how soil layering, particle size mismatch, and fines buildup cause drainage issues, hydrophobic greens, and turf decline. |
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How Bunker Sand Drainage Is Measured: Percolation Rates, Testing, and Field Performance |
How is bunker sand drainage measured? Learn how percolation rates, ASTM F1815 testing, and field conditions affect bunker sand performance over time. |
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Topdressing Sand vs. Rootzone Mixes: What’s the Difference and When Each Is Used |
Topdressing sand and rootzone mixes may look similar, but they serve very different purposes. This article explains how particle size, organic content, and material compatibility affect drainage, nutrient retention, and turf establishment—helping superintendents choose the right material for maintenance, construction, or renovation. |
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Where Bunker Sand Performance Breaks Down: Drainage, Contamination, and Wear |
Bunker sand performance doesn’t fail all at once—it breaks down gradually as drainage slows, contamination builds, and wear accumulates. This article explains the most common causes of bunker sand degradation, including fines migration and organic buildup, and outlines the warning signs that indicate when sand may need to be replaced or renovated. |
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Topdressing 101: The Science Behind Turf Health |
Topdressing is one of the most effective ways to improve turf health, drainage, and long-term playability. Learn how the right sand profile strengthens your root zone, smooths the surface, and builds firmer, more consistent performance across greens, tees, fairways, and athletic fields. |
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Maintaining Bunker Sand Quality: Preventing Degradation & Ensuring Long-Term Playability |
Bunker sand naturally changes over time, impacting drainage, consistency, and playability. Learn the key causes of sand degradation—and the maintenance practices that keep your bunkers performing at a championship level season after season. |
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Why Bunker Sand Consistency Matters |
