5x5 Plant Humidity Dome

Pack Size (Select Below)

5x5 Tray Extra-Strength Humidity Domes

Finally an easy way to control the humidity of your small batch microgreens.  Our heavy-duty Humidity Dome for 801 Tray inserts helps you regulate the temperature and moisture needed for germination of your seedlings.  Made from Extra Strength recycled plastic.  Our domes are not flimsy or brittle like others. 


  • Length: 5 inches
  • Width: 5 inches
  • Short Height  Tall Height
    2.5 inches 5.5 inches

Other Features

  • Adjustable Humidity Vent
  • Fits our 5x5 microgreen tray inserts
  • Not intended for use in direct sunlight 
  • Humidity domes are designed to gently rest on the rim of the tray, it is not meant to seal or click
  • Free Shipping on all orders over $49 to anywhere in the lower 48 States
  • Hassle-Free Returns

Customer Reviews

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Ask a Question
  • What plastic number are these domes made from.

    The domes are made of PET (polyethylene terephthalate) plastic.

  • Do you know when the short 5x5 domes will be back in stock?

    We expect to have those back in stock by mid to late Oct.