you could find a surprising amount of space for hanging tools and sliding things under benches.
Except that greenhouses are hot, humid, and full of pests.
Most greenhouses are not climate-controlled, with conditions that fluctuate throughout the seasons.

Credit:Westend61 / Getty Images
For all these reasons, here are the things you should never store in your greenhouse.
No matter how much you are tempted, sickly plants should be kept out of the greenhouse.
All outdoor plants should be inspected and treated for pests before moving into a greenhouse.
Some pesticides can combustthat is, catch fireif they get too hot.
Store your pesticides in a cool, dry, well-ventilated place to keep yourself safe.
Bird Seed And Garden Seeds
Greenhouses should not be used for long-term seed storage.
Many garden seeds need to be stored at a cool temperature for the best germination.
And finally, your seeds may completely vanish if rodents find their way in.
Any seeds you keep on hand for short periods should be stored in an airtight container.
The temperature fluctuations in a greenhouseespecially if it gets below freezing in wintercanruin your paint.
The humidity will cause the paper to mold and break down.
Humidity will rust metal, and the fluctuating conditions can split wood.