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Alternatives to r/whatsthisplant

A short, curated guide — not an automatic related dump. Figures come from SubMouse's safe-for-work directory when we have them.

r/whatsthisplant (about 1.8M members, directory rank #600) is for uploading plant photos for identification. Growing advice, houseplant care, indoor edible gardens and insect ID each have clearer homes.

See also whatsthisplant vs gardening on SubMouse.

How to choose

Stay on whatsthisplant for ID requests. Use gardening for growing advice, houseplants for indoor plant care, IndoorGarden for indoor edibles, and whatsthisbug for insect identification.

Starting point: r/whatsthisplant

r/whatsthisplant — What's This Plant

Members: 1.8M
Directory rank: #600
7-day growth: +774

A community of plant enthusiasts where anyone can upload photos of plant(s) they would like identified. Everyone is encouraged to help each other identify plants.

Curated alternatives

r/gardening

Gardening, Plants, and Agriculture.

Members: 9M
Directory rank: #85

When to choose it: Growing and plant care rather than naming a mystery plant.

Why it is here: Paired on whatsthisplant vs gardening; directory related. Large gardening community (about 9.0M members, rank #85).

How it differs from r/whatsthisplant: Cultivation advice versus identification requests.

r/houseplants

Houseplants

Members: 3M
Directory rank: #357

When to choose it: Care of indoor houseplants you already identified.

Why it is here: Public description: care and well-being of houseplants (about 3.0M members, rank #357). See gardening vs houseplants.

How it differs from r/whatsthisplant: Ongoing care versus ID threads.

r/IndoorGarden

/r/IndoorGarden

Members: 1.2M
Directory rank: #921

When to choose it: Indoor herbs and vegetables.

Why it is here: Directory related neighbourhood. Public description: indoor garden tips (about 1.2M members, rank #921).

How it differs from r/whatsthisplant: Indoor edible growing versus outdoor plant ID.

r/whatsthisbug

Bug identification! All insects, spiders, crustaceans, etc. welcome!

Members: 1.3M
Directory rank: #838

When to choose it: Insect and arthropod identification.

Why it is here: Public description: bug identification for insects, spiders and crustaceans (about 1.3M members, rank #838).

How it differs from r/whatsthisplant: Bug ID versus plant ID.

Related comparisons

Need a longer list?

Run the automatic finder for r/whatsthisplant (results are matched from our directory; that page is not indexed): Find related to r/whatsthisplant.

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.

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