r/terrariums is a subreddit with 270k members. The community frequently discusses terrarium, plants, new, mold, and springtails, and they frequently recommend/review plants, plant, and substrate, and the most common flair used is showing off, build help/question, plant help/question, pest help/question, and discussion.
This is a community for Horticulture Terrariums.
Building, sharing, helping, learning, supporting, and experimenting.
Welcome to our community!
Popular Topics in r/terrariums
#1
Terrarium
120 posts
#2
Plants
31 posts
#3
New
12 posts
#4
Mold
8 posts
#5
Springtails
8 posts
#6
Isopods
7 posts
#7
Advice
6 posts
#8
Help
5 posts
#9
First
5 posts
#10
Moss
3 posts
Products Discussed in r/terrariums
Flair Used in r/terrariums
#1
Showing Off
: "Terrarium stand I made out of walnut"
142 posts
#2
Build Help/Question
: "First terrarium. Is it over for me?"
24 posts
#3
Plant Help/Question
: "My First Terrarium"
16 posts
#4
Pest Help/Question
: "Springtail Infestation in my Isopod Terrarium"
7 posts
#5
Discussion
: "My small carnivorous bog-style terrarium setup"
5 posts
#6
Educational
: "Ikea just got these new food storage boxes that are absolutely perfect for terrariums/isopods/small spider or critters! They are sealed, so there is the need to add ventilation holes, but that also makes them escape proof! They are so new the website doesn't even show them"
4 posts
#7
Humor
: "WTF? Tree is growing"
2 posts
Member Growth in r/terrariums
Yearly
+34k members(14.5%)
About
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Last updated: June 16, 2026