Method of growing plants in water without soil.

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11
votes
2answers
2k views

If it's possible to overwater a plant, then how do plants grow hydroponically?

This is confusing me since I am new to the idea of hydroponics. I have read that it is possible to damage a plant by overwatering it, so how can plants live with their roots submerged in pure water? ...
12
votes
7answers
24k views

How much lighting do I need for growing lettuce using indoor hydroponics?

I am beginning to get into indoor hydroponics to grow lettuce, I haven't figured out which type of lettuce to grow yet, I am thinking of a butterhead. I have been to many hydroponics stores and seen ...
13
votes
1answer
3k views

How often should I harvest herbs?

I have a few herbs growing hydroponically (basil, chives, cilantro) that are about 4 weeks old. Right now they are about 4-5" tall and have a health glow and smell to them. The herbs are being held ...
8
votes
2answers
473 views

What are those hydroponic beads called?

What are the beads this guy is scooping out in this video: https://www.youtube.com/embed/3Gjd5DRyeks
6
votes
2answers
68 views

What is the ideal temperature for growth within an Aeroponic Garden?

What is the ideal temperature for growth for an Aeroponic Garden?
5
votes
1answer
229 views

Is High-Intensity Discharge (HID) lighting better overall than Compact Fluoresent Lighting (CFL)?

For hydroponic horticulture are Metal Halide (MH) and High-Pressure Sodium (HPS) lights still the staple/better choice for growing indoors or do Compact Fluoresent lights (CFL) offer enough light ...
4
votes
1answer
312 views

Why are my basil seeds instantly covered with a white goo after planting?

I'm trying to germinate basil for hydroponic purposes. When I put the seeds on wet foam, they get almost instantly covered with a white goo (within approx. 1 min). Sorry, I cannot get a picture. What'...
0
votes
1answer
152 views

What is the name of this hydroponic plant? [duplicate]

I have this plant at my office, where it is having a lot of children. Every time that I get some leaves from the plant and put them in a bottle with water, the leaves get some roots and don't die ...