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Mason Jar Moss Terrarium Kit


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This kit includes everything you’ll need to create a miniature moss ecosystem inside a 16 oz glass Mason jar, along with detailed care instructions and background on the history of mosses. Moss terrariums are happy with indirect light from a window or grow light and watering every 1-2 months. 

The full kit includes:

  • 16 oz smooth-sided Mason jar and ring lid

  • Activated charcoal

  • Sphagnum moss

  • Live moss

  • Cork bark chunk

  • Small river rock

  • Your choice of tiny deer or dinosaur figurine

  • Toothpick

  • Chopsticks

  • Miniature magnifying glass

  • Step-by-step digital written instructions with color photos

  • Detailed care instructions for watering and maintenance

Students will need:

  • A pair of scissors or sharp craft knife

  • Distilled, rain, or filtered tap water (moss does not like mineral-rich water so avoid using unfiltered tap water).

Plant Care Tips


Water thoroughly once a week and make sure that is in a humid environment!


Normal, can take most conditions with indirect light