earth sheltered greenhouse, hugelkultur integration
Share if you want year round fruits and veggies! #diy #greenhouse
Underground greenhouse thermos: a unique energy-saving technology
Underground Greenhouses -- For off-grid, year-round veggies, even in sub-zero temps--get to building a "forever green" geo-thermal hoophouse!
How to build an underground greenhouse and have food year round for $300!
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How To Build A DIY Raised Brick Planter Greenhouse With A Do It Yourself PVC Pipe Irrigation Watering System
Keep out under ground critters
These sound like such an awesome idea. I would love to maybe incorporate these into my backyard garden... it would save a TON of hassle in the watering department.
Raised Bed with Soaker System - so cool! Adds Self-Watering ease to your existing raised beds