A short, curated guide — not an automatic related dump. Figures come from SubMouse's safe-for-work directory when we have them.
r/houseplants (about 3.0M members, directory rank #357) focuses on care and well-being of plants kept indoors. Outdoor plots, indoor edible gardens and photo identification each have clearer formats.
See also gardening vs houseplants on SubMouse.
Stay on houseplants for indoor ornamental care. Use gardening for outdoor and general plant talk, IndoorGarden for indoor herbs/vegetables, and whatsthisplant when you need an ID from a photo.
r/houseplants — Houseplants
A community focused on the discussion, care, and well-being of houseplants!
Gardening, Plants, and Agriculture.
When to choose it: Outdoor plots, harvests or broad plant discussion.
Why it is here: Listed as related to r/houseplants in our directory; shared Houseplants topic. Public description: guides, pictures and discussions of plants and their care (about 9.0M members, rank #85). Detail on gardening vs houseplants.
How it differs from r/houseplants: Outdoor/general breadth versus indoor houseplant focus.
/r/IndoorGarden
When to choose it: Indoor herbs, vegetables or a whole indoor garden system.
Why it is here: Shared Houseplants topic with houseplants on SubMouse. Public description: tips on growing an indoor garden, including herbs, vegetables and house plants (about 1.2M members, rank #921).
How it differs from r/houseplants: Edible/indoor garden systems versus decorative houseplant care.
What's This Plant
When to choose it: You need a plant identified from a photo.
Why it is here: Shared Houseplants topic. Public description: upload plant photos for identification help (about 1.8M members, rank #600).
How it differs from r/houseplants: ID format first; houseplants is ongoing care discussion.
Run the automatic finder for r/houseplants (results are matched from our directory; that page is not indexed): Find related to r/houseplants.
Members and public descriptions come from SubMouse's safe-for-work directory (as of 2026-11-02 UTC); 7-day growth measured from 2026-10-26. Posts/day and culture claims appear only when we have them — missing fields stay n/a. Directory rank is listing order. Communities outside the published Top 100 open in the info tool instead of a full community page. Guide updated 2026-11-07.