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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Garden Composting in Drought: Moisture Tricks That Work
How to keep a backyard compost pile working through a dry season without wasting water — the moisture-conservation techniques that actually pay off.
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How to Use Up Leftovers Before They Go in the Bin
Real-life strategies for using up leftovers before they hit the compost — meal planning, repurposing tricks, freezer use, and the rules of thumb that cut household food waste.
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Minnesota EPR Updates: A B2B Foodservice Operator’s Compliance Reference
Minnesota enacted Extended Producer Responsibility (EPR) legislation in 2024, joining the growing wave of state-level packaging EPR programs. Understanding Minnesota’s specific implementation supports informed B2B compliance for Minnesota-located operations.
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Compostable Staff Training Deep Dive: A B2B Implementation Reference
Staff training for compostable programs — covering procurement procedures, customer interaction, operational handling, and composting program participation — supports program success. Understanding training fundamentals supports B2B implementation.
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7 Compostable Items Every Stadium Concession Needs
Stadium concessions burn through millions of single-use foodware items per season. Here are the seven compostable swaps that move the needle on diversion.
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Compostable Polymer Crystallization Science: A Foodservice Operator’s Technical Reference
Polymer crystallization — the molecular ordering process that affects polymer properties — significantly impacts compostable foodware performance, particularly for PLA where crystallinity differences create CPLA variant. Understanding crystallization supports informed B2B procurement evaluation.
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Celery Bottoms: Regrow at Home, Then Compost
Celery bottoms are one of the easiest kitchen scraps to regrow into a usable plant — and the trimmings still compost beautifully when you’re done.
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What Are the Numbers Inside Recycling Triangles?
The 1-through-7 codes inside recycling triangles identify plastic resin types — not whether something is actually recyclable. Here’s what each number really means.
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6 Reasons Schools Choose Compostable Lunch Trays
Why thousands of US school districts have switched from polystyrene foam to compostable lunch trays — and what the operational and cost trade-offs actually look like.
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A Buyer’s Guide to Compostable Trays for School Lunches
Specs, sizes, compartment counts, certifications, and per-tray pricing — the procurement view of compostable lunch trays for K-12 foodservice.
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Compostable Program Rollout Strategy: A B2B Implementation Reference
Compostable program rollout strategy — systematic approach to phased implementation across operations — supports successful program development. Understanding rollout strategy supports operational success.
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Composting in Humid Climates: Drainage and Aeration Priorities
Humid-climate composting fails differently than dry-climate composting. A practical guide to drainage, aeration, and pile management when your air is already saturated with moisture.