Compostable Packaging Resources & Guides
Welcome to the Pure Compostables resource library — a working set of in-depth guides written for the people who actually procure, evaluate, and switch to compostable packaging. You’ll find detailed certification breakdowns (BPI, TUV, EN 13432, ASTM D6400 and beyond), step-by-step playbooks for transitioning a business away from conventional plastics, and product selection guides covering bag sizes, materials, and use cases. Every article is written from the perspective of a manufacturer with thirteen years of operating experience — not a marketing team. Use the categories below to navigate by topic, or browse the most recent guides directly. If your question isn’t answered here, our team is happy to help — start with our wholesale page or send us a note via the contact page.
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The Basics of Zero Waste Foodservice Operations: A Practical Framework
Zero waste foodservice isn’t a slogan; it’s a discipline of supply chain, kitchen process, packaging, and disposal. Here’s a practical framework for operators serious about achieving it.
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The Basics of EN Compostability Standards: EN 13432 and What It Means
EN 13432 is the European compostability standard that defines what ‘compostable’ actually means. Here’s what it requires, how it differs from ASTM, and why it matters for global supply chains.
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How to Build a Compostable Packaging Vendor Scorecard: A Procurement Framework
A vendor scorecard turns the chaotic compostable packaging supplier landscape into a comparable, decision-ready dataset. Here’s how to build one that works.
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Reading a Compost Thermometer: What the Numbers Tell You About Your Pile
A compost thermometer is the single most useful tool for diagnosing what’s actually happening in your pile. Here’s what each temperature range means and what to do about it.
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A Buyer’s Guide to Compostable Bowls for Grain Bowls: Specs, Costs, and What Holds Up
A grain bowl needs more from its container than a salad bowl: heat tolerance for warm grains, leak resistance, and structural integrity for the lift to the mouth. Here’s a buyer’s guide.
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PHA Straws Explained: The Marine-Degradable Material Replacing PLA and Paper Across Foodservice in 2026
PHA straws — what polyhydroxyalkanoates actually are, why they outperform PLA and paper in real-world foodservice conditions, marine-degradability certifications, and the procurement framework for B2B operators sourcing PHA in 2026.
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30-Day Compost Habit Tracker: From Starter Bin to Garden Gold
A 30-day plan to build a compost habit from a clean kitchen counter to a working pile. Daily checklist, weekly milestones, troubleshooting along the way.
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Compost Heat: Beer Brewed Using Heat From Decomposing Hops
A handful of breweries have experimented with using compost-pile heat to assist their brewing process. It works, but only at a specific scale and with the right pile design.
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Should I Crush Eggshells First? The Honest Answer for Compost Piles
Eggshells break down faster when crushed, but only by a meaningful margin if you actually crush them small. Here’s what the research and pile experience actually shows.
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What Should I Do With Restaurant Take-Out Containers? A Sorting Guide
Compostable, recyclable, or trash? A sorting guide for every common restaurant take-out container, with the right disposal call for each.
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Compost Diaries: How to Track What’s Actually Decomposing in Your Pile
A compost diary turns a black box of decomposition into a process you can actually steer. Here’s a simple weekly tracking habit and what to record.
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Wedding Aisle Petals That Compost Naturally: A Couple’s Guide
Choosing wedding aisle petals that compost cleanly is straightforward once you know what to avoid. Here’s a guide to real flower petals, dried leaves, and what venues prefer.