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Method of growing plants in water without soil.

2
votes
2answers
34 views

Is there a way I can keep my plant cuttings humid indoors?

I just started trying to root cuttings in a hydroponic cloning system I built. Is there any way I can keep my cutting humid indoors? Thanks.
0
votes
1answer
38 views

Why do plants need water?

Might seem like a stupid question at first, but let's think about this for a minute. Obviously, the living tissues contain some water, but it seems negligible compared to the quantities that plants ...
3
votes
1answer
33 views

Cactus in hydroponics: Keep water levels up at all times?

I've read a bit online about growing cacti in hydroponics, and basically every site I found agrees that it's possible, and it should basically work like any other hydroponics: Set the plant (in an ...
2
votes
0answers
18 views

less capital intensive hydroponics will these equipment work

A little background: I live in India a land where winters are mild and summers typically exceed 40°C. In these very warm summers we use an indigenous device to transform tap water into cool and ...
2
votes
0answers
44 views

My hydroponic experiment

I am doing a hydroponic experiment at school comparing different fertilizers and there formulas. For this question I am comparing miracle Gro, jacks's and CN517. Miracle Gro and Jack's are both water ...
3
votes
0answers
21 views

Growing conditions for hydroponics - Vanilla Planfolia and Saffron (Crocus Sativus)

Creating an indoor, temperature and humidity controlled hydroponics setup. Wanted advice on whether I can grow the following: Vanilla Planfolia Saffron (Crocus sativus) I was also wondering if ...
3
votes
2answers
87 views

The plant stems start to split (crack) vertically in a hydroponic system

I have planted several bell pepper plants in my hydroponic system (DWC). I have used coconut peat as the growing medium and used the following nutrient solution: The problem is, all my plants have ...
3
votes
2answers
38 views

What would be the most shallow hydroponic-type method (with respect to height of the pot / medium)?

I have been researching hydroponic systems as I would like to perform some research on plant additives and/or colorants and wish to have a medium-less type growth system so that A) I do not have to ...
3
votes
1answer
62 views

What is/are the probable cause/s of Avocado leaf curl?

It is known that Avocado (Persea americana) is vulnerable to viral, fungal, and bacterial infections, as well as disease due to nutrient deficiencies. The specimen pictured below is growing within ...
2
votes
0answers
27 views

Hydroponic spearmint are turning brown - what can I do?

These were beautiful last week. What do I need to watch for?
3
votes
2answers
132 views

How to increase or decrease the ph level of a hydroponic solution with natural household items?

In my hydroponic system, I need to control the ph level with natural household items without harming the plants. Currently, the ph level is very low (3). Any one know how to do this both ways?
3
votes
1answer
61 views

What is causing only 1/6 of my chilli plants in deep water culture to wilt?

I have set up a hydroponic system indoors and planted 6 chilli plants in one bucket. It's a DWC system where I fill the bucket with water and mix the nutrient solution and submerge the plant roots in ...
3
votes
1answer
89 views

First Time Hydroponics, Cloudy Water with White stuff on top? Is this bad? High Res pics

It's my first time doing hydroponics, I am using the GH Flora series. Yesterday I changed my Basil's water to use those nutrients, along with epsom salt and CaMg. Everything was fine all day ...
3
votes
0answers
36 views

Thyme (Black up curled tipped leaves) [closed]

I have a thyme cutting that has rooted, probably about two months and the tips of some of the leaves are turning black and curling up. Any idea what that is? Light, nutrient deficiency or some ...
4
votes
1answer
521 views

This basil plant has strange spots (almost shiny?) and I can't figure them out

I've been growing this basil plant for a couple of months. I started it from seed in a rockwool cube. Here's its environment: It's under full spectrum lighting for ~15 hours per day, and I recently ...
3
votes
1answer
37 views

Can a person tell if a plant was grown hydroponically or in a soil medium

The question is very simple, yet I can't seem to find the answer. Is there any identifying marks overall that someone can point out, to tell if a plant was grown hydroponically or not?
5
votes
2answers
125 views

Importance of night in hydroponics?

So I've been experimenting for the last few months with hydroponics, the general goal is to have an entirely automated system. For the most part I have this in place but I'm not too happy with the ...
5
votes
0answers
584 views

Hydroponic Lychee tree suffering from brown leaf tips! Help!

my 4 month old Lychee seedling needs help! I started growing the Lychee tree in regular soil, and after about 2 months i desided that i wanted to try to grow it hydroponically. Ever since its first ...
5
votes
1answer
219 views

What are the best herbs to grow hydroponically in Texas when starting in June?

I'm wanting to build a small vertical hydroponic system from PVC or Bamboo to grow herbs and possibly veggies/fruit at a rental house. This is my first time trying to grow anything and I'm not sure ...
1
vote
0answers
74 views

Hydroponic Basil: massive root growth, but little leaf growth

I am trying to grow some basil using the Kratky method under some cfl lighting. The root growth is massive and is almost filling my 1L jar. But the plant it self is not growing that much. 1 month in ...
6
votes
2answers
117 views

Can I tell if a boxed, hydroponic, fly-trap growing kit, made for teenagers, would be reliable?

My 13 year old grandson wants to grow some Fly Traps using this small, inexpensive, boxed hydroponic kit. The kit is designed for kids 12 years and older. The parts are all plastic. It comes with ...
5
votes
1answer
346 views

How do you make the nutrient solution for a hydroponic system from solid compound NPK fertilizer?

All I can buy in my country is traditional solid NPK fertilizer as shown in this picture: How can I prepare a nutrient solution for growing lettuce with this. (I also have Calcium Nitrate and ...
7
votes
1answer
66 views

Important features in an automated grow system

Hello fellow enthusiasts. Lately, I have been working on building out my own open source/open hardware grow room automation kit as I was really frustrated at the high price tag on anything in the ...
7
votes
3answers
362 views

Why aren't my hydroponic plants growing well?

I started growing tomato and pepper plants in my indoor hydroponic system. The first two weeks after the transplantation all the plants were healthy, but after the second week, there hasn't been any ...
6
votes
1answer
243 views

Why are my vegetable plants in my hydroponic system dying?

I am growing peppers in my hydroponic system. I transplanted tomatoes & peppers three weeks ago. For the first two weeks the plants were growing well, but since the third week some of the plants ...
7
votes
1answer
48 views

Humidity Drops Fast

I have been working on a system to automate my like indoor grow tent, I have sensors to monitor the temperature and humidity. I currently have come cucumbers in there that require a high humidity and ...
-2
votes
1answer
72 views

Transparent soil, regular soil and hydroponics [closed]

Does any kind, of any kind grow hydroponic? What is your opinion about the plant grow on Hydroponics? Can I move the plants I have on regular soil to Hydroponics safely? What's your opinion about ...
4
votes
1answer
529 views

Can I use this fertilizer for my Hydroponics?

I'm new to Hydroponics stuffs. I'm striving to plant in hydro form currently. I'm living in under-developed country which is impossible to find the well established nutrients mix such as Master Blend ...
5
votes
2answers
102 views

How do I improve my success rate at growing scallions in bottles of water from onion heads

When I was younger, my family would grow scallions by taking an old glass bottle, filling it with water to the brim, and putting a regular onion head on the bottle so its bottom would touch water. It ...
1
vote
1answer
133 views

Is epsom salt dissolved in water enough to keep most plants alive?

I'm trying to grow mint, and lettuce in the window sill, and was wondering if just epsom salt with water is enough to keep the "clippings" alive for giving a crop.
4
votes
1answer
59 views

Rockwool - Over germination

I am new to hydroponic growing and I followed a few tutorials on the basics and in doing so I guess I missed a step when I sowed the seed because, like I do in soil growing, I sowed multiple seeds in ...
5
votes
1answer
687 views

Why don't hydroponic systems suffer from constant root rot?

We are cautioned against keeping soil (and, as a result, the plant roots) constantly wet in order to avoid rot and fungus from harming the plant. I can understand why ebb and flow systems would have ...
3
votes
2answers
62 views

How crucial is it to measure pH of hydroponic growth solution for leafy greens?

I was told I need to continuously measure the pH of my growth solution and modify it if it exceeds a certain range. Is it really that crucial? I mean no one pays attention to pH of soil in a pot... ...
4
votes
1answer
110 views

How many watts should grow light supply per unit area of edible greens?

There are many lighting products with different rated power. What is the typical grow light intensity (power per unit area) for edible greens?
6
votes
2answers
184 views

Hydroponic sensors are so expensive?

I am new to this so forgive me if its basic. We are hardware engineers investigating the development of hardware systems to home hydroponic small gardens. After reading a lot, I could see that there ...
10
votes
2answers
526 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
7
votes
2answers
599 views

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

What is the ideal temperature for growth for an Aeroponic Garden?
8
votes
1answer
157 views

Growing hot peppers indoors on the West Coast

Is it practical or possible to grow hot peppers on the West Coast in North America? It seems they require a ton of sunshine, and that's not exactly something we get in abundance. I'm a rookie with ...
8
votes
2answers
324 views

Are CFL and Energy Saver bulbs same and used for growing plants?

Sorry for asking a really novice question but I have searched a lot and not found a yes no answer so I am still confused with this! I want to buy CFL bulbs to grow some tomato plants. I have seen ...
6
votes
1answer
237 views

Hydroponics Nutrients and Fertilizers, are they same?

Let me start of by saying that I am a person with very little experience of gardening. I have just been growing some plants in my balcony and in the process fell in love with this hobby and stumbled ...
5
votes
2answers
93 views

Starting over pepper plants

This is my first year growing chili peppers in my hydroponic setup and I didn't have very good luck in terms of fruit. Most of my super-hots only dropped flowers, though I did get one singular ghost ...
2
votes
1answer
221 views

How to plant a hydroponic tree

I have a 2 metre high apple tree grown from seed in an aquaponic system that is about 2 years old. It has a large root mass which is removing nutrients/nitrates etc to keep the water clean for my ...
9
votes
1answer
1k views

My hydroponic lettuce is mega bitter. Can I fix it?

Preface: I don't really know what I'm doing. So I decided to grow some kweik lettuce in my ebb & flow hydroponic setup. In addition to that, I'm growing a variety of chili peppers, mostly ...
8
votes
5answers
549 views

Can hydroponic/aeroponic produce be organic?

Crop rotation, green manure and compost are quite irrelevant in hydroponics and aeroponics, and the "fertilizer" is synthesized too, no?
4
votes
1answer
232 views

How much water do these hydroponic office plants need?

A large company near our office has moved to another building. We got the chance to take over some of their office furniture, including two pretty massive office plants. Click on pictures for full ...
5
votes
1answer
63 views

What is the ideal Daylight Time for Herbs, Tomatoes and Peppers?

I am looking into the development of a hydroponics system with artificial lighting and temperature. Is there a chart showing daylight time and type(Cloud, Direct, etc.) and temperatures between plants ...
4
votes
1answer
152 views

How can I use rockwool for indoor gardening?

So, I decided to do research on using rock-wool for my indoor panting needs, rather than the potting soil I obtain from the local stores here. Reasons are 1. I have some rock-wool leftover after ...
4
votes
1answer
1k views

Safe to use ABS for plant enclosure?

I'm planning on 3d printing an aeroponics enclosure out of ABS. Obviously there will be a high amount of water circulation involved. Is ABS a safe plastic to use? Will chemicals leach into the soil? ...
2
votes
1answer
66 views

Hydroponic growing media

I recently bought a vertical hydroponic kit, it come with a growing media which is soft sponge like pebbles. It seems like it crumbles even with water flow, and very fine sand covered the bottom of ...
1
vote
2answers
334 views

Will my Frangipani Plumeria (Champa Flower) survive in water without adding soil?

I have what I think are Frangipani cuttings which I got from Laos. After having the cutting for about 2 months without pouring I decided to give my planting skills a try, so I filled a glass with ...