Dry Ice Packs for Shipping Flowers: 2025 Safe Guide
Updated: August 13, 2025. This article merges the strongest ideas from your three drafts into one best‑in‑class resource. Dry ice packs for shipping flowers can keep blooms cool without freezing—if you use the right container, buffers, and labels. Most cut flowers travel best near 0–2 °C, while tropicals need warmer air. Below you’ll get simple packouts, 2025 compliance steps (UN1845), and a calculator you can copy to size cooling for 24–96 hours. UC Davis and IFAS guidance back the temperature targets. This article will help you: Choose when dry ice packs for shipping flowers make sense (vs. gel/PCM) for different species and routes. Pack flowers to avoid freeze damage with dividers, liners, and airflow. Pass 2025 rules: UN1845 marks, acceptance checklists, and postal limits. Estimate cooling for 24–96 h and pick the right shipper (EPS/EPP/VIP). Track quality with simple tools (loggers, indicators) and a quick lane selector. When are dry ice packs for shipping flowers the right choice? Direct answer: Use dry ice...