9 DIY Mini Greenhouse Ideas
These creative DIY mini greenhouse ideas keep your plants happy while adding beautiful decor to your indoor or outdoor space.
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Repurposed Windows Mini Greenhouse
Here’s how she built it: “I found four old windows on the side of the road. My husband screwed the windows together using L-brackets. He created a hinged door on one side and attached an old door knob. Then to make the gabled roof frame, he used 2×2 lumber and attached the decorative metal corbels at the eaves.”
Curio Cabinet Mini Greenhouse
Like many DIY projects, this mini greenhouse by @goldengateroots started with a lucky find on Facebook Marketplace. To convert the old curio cabinet into a greenhouse, she gave the entire thing a thorough cleaning, then added grow lights to each shelf.
Mini Greenhouse Upgrade
After buying a store-bought mini greenhouse (here’s a similar model), @num_ber79 decided to give it a glow-up. First she painted the greenhouse with a soft, sage green (Lichen by Farrow & Ball). Then she added charming terra-cotta roof tiles from a stockpile she had on hand.
Now her garden has a beautiful, custom-looking greenhouse, with minimal effort and maximum impact.
Mini Greenhouse Lantern
A decorative lantern meant for candles makes a great mini greenhouse, as seen here from @krisreneeauthor. The glass keep the micro environment warm and humid, but you could also add a small grow light to further improve the conditions for the plant.
Group several lanterns together for a collection of mini greenhouses that would look great on a windowsill or as a centerpiece.
Mini Greenhouse Umbrellas
To keep the delicate plants safe from cool nighttime temperatures, he inserted these translucent umbrellas. Such a simple solution that results in instant mini greenhouses perfectly fitted for each pot!
IKEA Hack Mini Greenhouse
This mini indoor greenhouse from @stephbplants_ is actually the Milsbo glass-door cabinet from IKEA. The cabinet itself keeps plants protected. But if you want serious growing power, convert the cabinet further by adding grow lights and a small fan for air circulation.
Air movement is important in a greenhouse to prevent mold, which can grow quickly in humid, stagnant environments.
Cold Frame Mini Greenhouse
A cold frame is basically another name for a mini greenhouse. It’s a small structure built low to the ground to protect plants. A cold frame usually features an open bottom so you can set it over your plants during the cold months and remove it as temperatures rise.
Lean-To Mini Greenhouse
The digital download includes a material list, project cost and step-by-step guide with measurements and plenty of photos to simplify the process. It’s recommended for moderately experienced DIYers and woodworkers.
Washing Machine Door Mini Greenhouse
This project from @dreambird.studio proves that with a little creativity, you can make a mini greenhouse from almost anything. The glass dome shown here actually came from the door of an old broken washing machine! The heavy glass keeps the environment moist and warm.