r/Hydroponics is a subreddit with 187k members. The community frequently discusses hydroponics, plants, nutrients, struggling, and looking for, and they frequently recommend/review fertilizer, grow lights, and grow light, and the most common flair used is progress report 🗂️, update, feedback needed 🆘, discussion 🗣️, and question ❔.
Hydroponics is a method of growing plants without soil, using nutrient-enriched water instead. This technique can involve various inert mediums like sand, gravel, or perlite to provide mechanical support for the plants. *Please note: While we are not against cannabis we will remove them if posted here. Please feel free to share those posts over at /r/Hydro or /r/MicroGrowery - Thank You*
Popular Topics in r/Hydroponics
#1
Hydroponics
239 posts
#2
Plants
50 posts
#3
Nutrients
37 posts
#4
Struggling
35 posts
#5
Looking For
25 posts
#6
Hydroponic
23 posts
#7
Lettuce
21 posts
#8
Seedlings
20 posts
#9
Tomatoes
20 posts
#10
System
15 posts
Products Discussed in r/Hydroponics
Fertilizer
9 reviews
#1
Hydroponic Nutrients
4.0★ from 1 review
#2
Plagron
5.0★ from 1 review
#3
Fox Farm
4.0★ from 1 review
Grow Lights
8 reviews
#1
Barrina
3.0★ from 2 reviews
#2
Generic LED
5.0★ from 1 review
#3
Viparspectra
5.0★ from 1 review
Grow Light
5 reviews
#1
Vinyl Downspout NFT System
2.0★ from 1 review
#2
Spider Farmer
2.0★ from 1 review
#3
Barrina
4.0★ from 1 review
Flair Used in r/Hydroponics
#1
Progress Report 🗂️
: "Growth progress on my hydroponic tower"
35 posts
#2
Update
: "DWC Mammoth Jalapeño First Harvest!"
16 posts
#3
Feedback Needed 🆘
: "Outdoor hydroponics in a difficult growing area."
14 posts
#4
Discussion 🗣️
: "Can a North American family realistically harvest food every week of the year at home?"
10 posts
#5
Question ❔
: "Holy Basil!"
10 posts
#6
Recovery🙌
: "Transeius montdorensis in action taking down a thrip."
1 post
Member Growth in r/Hydroponics
Yearly
+25k members(15.3%)
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About
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Last updated: June 1, 2026