Takeaways

• Heated high tunnels create more control, but they also create new management challenges
• Crop planning and data tracking made recovering from crop losses much easier
• Overwintering flowers may be the key to earlier blooms and higher profitability

Summary of the Episode

This week, Dr. Liz Fiedler Mergen shares a transparent look at her first year operating a heated high tunnel in Zone 4B Minnesota. From grant funding and installation costs to propane failures and frozen crops, this episode dives deep into what worked, what failed, and what changes are coming next season.

If you've considered adding season extension infrastructure to your flower farm or agritourism business, this episode offers practical lessons about costs, crop selection, risk management, and scaling production.

Key Topics Covered:

• Heated vs unheated high tunnels
• How NRCS grants work for high tunnel funding
• Hidden costs of greenhouse and tunnel infrastructure
• Crop losses caused by heating failures
• Overwintering ranunculus and cool flowers in Zone 4B
• Planning earlier blooms for Mother's Day sales
• Scaling flower production strategically
• Managing inventory and storage for wedding flowers

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