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Customer reviews for Backyard Discovery 4' x 2' Mini Greenhouse with Temp-Activated Lid for
Backyard Discovery 4' x 2' Mini Greenhouse with Temp-Activated Lid
4.9 out of 5 stars
stars
14 ratings14 reviews
  1. 5 stars86% (12)
  2. 4 stars14% (2)
  3. 3 stars0% (0)
  4. 2 stars0% (0)
  5. 1 star0% (0)
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Showing 1-10 of 14 reviews
Jul 2, 2026
Glenna
5 out of 5 stars review

Amazing cold frame

Backyard Discovery really has quality products. We also have the Willow Greenhouse from them.The instructions manuals are well written and easy to follow. This cold frame is amazing.

Review from backyarddiscovery.com
Helpful?30EPQPLS8WNR15446855388
Feb 22, 2026
JanetY
5 out of 5 stars review

It is so easy to use.

I am so glad I purchased the Aggie cold frame box. I have had a few warm days and the lid opened just like it should to cool the plants. I plan to start seeds and bulbs this week in the Aggie box. I love how easy the Aggie Cold Frame Box is the use. It is a great addition to my garden. Thank you!

Review from backyarddiscovery.com
Helpful?30EPQPLS8WNR15446855388
Apr 24, 2025
anonymous
5 out of 5 stars review

Verified Purchase

Very sturdy product. good size for a small garden Definitely need two people to put the product together

Review from walmart.com
Helpful?30EPQPLS8WNR15446855388
Sep 25, 2024
KJames
5 out of 5 stars review

Solid, high-quality greenhouse

This is an extremely high quality product. The cedar is heavy and thick. This is a solid piece that will stand up to hot summers and freezing winters. I love that I’ll be able to start plants earlier in the spring, and keep them later in the fall because of the greenhouse lid- and be able to protect my plants from hungry deer!

Review from backyarddiscovery.com
Helpful?30EPQPLS8WNR15446855388
Oct 23, 2023
SarPar
5 out of 5 stars review

Gardening at your fingertips

[This review was collected as part of a promotion.] The heat sensitive lid-raising function and overall practical design of this box makes this a gardening no-brainer!

Review from backyarddiscovery.com
Helpful?30EPQPLS8WNR15446855388
Oct 23, 2023
Laci
5 out of 5 stars review

Unique

[This review was collected as part of a promotion.] I love that this piece is compact. Perfect for those that want to garden but don’t necessarily have the space. Small and portable!

Review from backyarddiscovery.com
Helpful?30EPQPLS8WNR15446855388
Oct 23, 2023
Danille2
5 out of 5 stars review

Opens Automatically

[This review was collected as part of a promotion.] The lid opens automatically when it gets above 70 degrees which is a great added feature. It has a lot of room to fit plants as well which is another good feature.

Review from backyarddiscovery.com
Helpful?30EPQPLS8WNR15446855388
Jun 23, 2025
ronw
5 out of 5 stars review

Quality

This product was above expectations .. fantastic directions for building and the quality would be hard to beat. The automatic opening and closing is remarkable !!!

Review from backyarddiscovery.com
Helpful?30EPQPLS8WNR15446855388
Apr 18, 2026
Docinthebox
4 out of 5 stars review

Great gardening box

I got my cold box at the beginning of March and put it together during some nicer weather. It was pretty straightforward but the planks across the bottom that support the dirt were a little too long so it angles out a bit toward the bottom. The track for the temp activated hinge is a little too short and it went off track and got stuck open a couple of times so I had to move the track. Other than those 2 issues, it’s great! I started a bunch of lettuce and onions from seeds and they are thriving. We have a short growing season here in SD and a lot of hail and deer. This beauty solves all of those issues and keeps my garden safe from those things. The temperature activated arm works great and is very unique. Im planning to buy a second one to expand my garden and hopefully grow herbs year round 🤞🏻

Review from backyarddiscovery.com
Helpful?30EPQPLS8WNR15446855388
Mar 11, 2025
Msmickimac
4 out of 5 stars review

Great product….but

First, I have to say that the materials for this product are high-quality and accurately sized and fitted for assembly. Also, the instructions provided by Backyard for assembling the cold box are very detailed and easy to follow. Overall, an excellent product, BUT the instructions for be for installing the temperature sensing device are awful. Very obviously poorly translated into English from another language, not accurately descriptive in words or diagrams, and virtually impossible to follow. I ended up just giving up on installing that part of the project. Very unfortunate, since the actual cold box was so well made with such clear instructions. To cheep out on the temperature device was very disappointing..

Review from backyarddiscovery.com
Helpful?30EPQPLS8WNR15446855388