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Questions tagged [nitrogen]

An essential element required by all life

2
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2answers
60 views

How to extract nutrients from soil?

I'm new to DIY farming and have invested in a vertical farming unit. I love the efficiency and effectiveness of these systems in providing nutrients, oxygen and water to the roots of plants in a small ...
2
votes
2answers
49 views

Do nitrates really encourage weed germination?

I've heard that nitrates increase weed germination. Is this true? If so feel free to mention what forms of nitrates encourage them to sprout most, if you happen to know (e.g. ammonium nitrate, calcium ...
2
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0answers
19 views

Does chicken manure interfere with fruit trees?

I have a lemon and orange tree which chickens roost in and poo around and causing the trees not to bear much fruit. What can I do to eliminate the nitrogen in the soil? I cannot move the chickens ...
3
votes
2answers
64 views

What do I do with cover crops before planting vegetables in a raised bed?

I have a raised bed that I use to plant vegetables. Over the winter, I have planted fava beans as cover crop to get some nitrogen in the soil. What should I do with the fava plants before I plant the ...
2
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1answer
2k views

Pomegranate splitting: Why is it happenning and how to prevent this

Why do my pomegranates keep splitting every year? I have read some articles that they need even watering, with drip irrigation. Also too much nitrogen can cause the fruit to split. Does anyone have ...
7
votes
2answers
231 views

Scorpion Pepper growth

Backstory Hey everyone, first post in this stack, so sorry if I didn't see an answer to these questions (I did check though). So I have a Scorpion Butch T plant that I bought about 2 months ago (63 ...
7
votes
2answers
682 views

Junipers and Fertilizer times and Nitrogen

Reading around the web, many say the exact opposite of another 'expert'. Specifically pertaining to Junipers, I'm reading don't use nitrogen or use high fertilizers high in nitrogen. When is the ...
4
votes
2answers
120 views

I need nitrogen-poor soil. Where can I buy some (US)?

I am a student doing a science fair project relating to nitrogen content in plants. For some trials, I will need nitrogen-poor soil. Can anyone point me in the correct direction? And if you have used ...
0
votes
1answer
66 views

Do you need to worry about nitrogen fixing if you mulch heavily? [closed]

If you put about a 6"+ of mulch on the a food forest floor, do you need to worry about nitrogen fixing?
10
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3answers
402 views

Managing Cover Crops

I put some fava beans in my vegetable raised bed during the winter months to add nutrients to the soil. The seeds have sprouted and I have some healthy plants growing. Question I have is what next? ...
6
votes
3answers
92 views

Can I use greens, such as grass, as a fertilizer for tomatoes?

In my country I don't have fertilizer products, but I know that I can get nitrogen from any greens. I already knew that I can soak them in water to make liquid fertilizer, but what if I want to make ...
7
votes
1answer
292 views

Is rotten fish emulsion safe for plants?

I have a many year-old supply of Charlie Carp (fish emulsion) fertilizer that has "gone off". Namely, it has a strong ammonia smell. It's "commercial strength", meaning it's very concentrated. Is it ...
8
votes
2answers
125 views

What are the main benefits and cons of using manure?

Manure is often part of a prescription for hot composting, and soil enrichment. But why? Is it just for nitrogen? Is that why people go and get the excrement of vegetarian mammals to add to their ...
10
votes
2answers
249 views

What's a nitrogen-fixing ground-cover that grows on very little rainfall?

Here in the desert southwest (Northern New Mexico, zone 7B, heavy clay soil, 7 inches of annual rainfall), clover doesn't seem to grow well due to lack of enough moisture. What's an alternative that ...
3
votes
1answer
387 views

What is the maximum amount (lbs/1000 sf.) of nitrogen that should be applied to turf in the spring?

Assumptions and details: we would apply slow release, predominantly insoluble, organic sources of nitrogen which could include compost, corn gluten meal or any of a number of organic turf fertilizer ...
4
votes
1answer
108 views

What is the quickest germinating leguminous cover crop?

I would like to find a good leguminous cover crop that sprouts quickly, and grows fast, especially the roots. What are the best ones for this purpose (and the pros/cons of those you mention)? Disease/...
4
votes
4answers
723 views

Improving soil for grass

My lawn is slowly being taken over by clover, I would be ok with this if the clover and the grass embraced diversity, but instead there are patches of one or the other. I understand clover likes soil ...
3
votes
1answer
138 views

Was my rosemary burnt by nitrogen, or something else?

I am trying to grow rosemary from starters. I am based in In California, San Francisco Bay Area. I dug up an area about what people are recommending on the other rosemary answers here. 30cm x 30cm ...
5
votes
4answers
4k views

Placing nitrogen fixers around established trees?

I have several young (1-4 years old) fruit trees and am considering planting nitrogen fixers around/underneath: white clover (ground cover) lupine (herb layer) siberian pea shrub (shrub layer) It ...
4
votes
2answers
1k views

How much nitrogen per bale in a straw bale garden?

I recently read a NY Times article about straw bale gardening. It says that you should add about 2 1/2 cups of 20% N fertilizer or three pounds of blood meal and feather meal per bale. Add water, wait ...
8
votes
1answer
610 views

How do you figure out if you have Rhizobia bacteria in your soil?

I have prepared a leaf-rich garden patch (see here). To promote decomposition of the leaves I have planted a lot of beans and peas to promote nitrogen fixation in the soil. However, I don't know if ...
4
votes
2answers
247 views

Raising Nitrogen in Hops

I have some hops growing and their leaves are starting to turn yellow, my research tells me that it is probably a nitrogen deficiency. What ways can I naturally add nitrogen to the soil of an ...
9
votes
1answer
537 views

Do wattles have the same ability to fix nitrogen from air as other legumes?

Do wattles (roughly Australian Acacia species) have the same ability as other members of the Fabaceae (legume) family to fix nitrogen from air via symbiosis with soil bacteria? For instance, it's well ...
21
votes
3answers
4k views

Do legumes provide nitrogen to their companions?

It's common knowledge that legumes (clover, beans, etc) can (with the help of Rhizobium bacteria) fix nitrogen from the air and hold it in the soil. Much is made of this fact -- advice that we should ...
14
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7answers
12k views

Is spent cat litter an appropriate source of nitrogen for compost?

Is spent cat litter an appropriate source of nitrogen for compost? The cat litter used is made of recycled paper pellets so is rich in carbon. It doesn't contain the cat faeces because that is fished ...
17
votes
1answer
21k views

Which plants/trees will benefit from using urine as a fertilizer?

We know that urine can do a plant good. Certain plants (like citrus trees) will absolutely do well if you add urine to their intake. But urine is very high in nitrogen and could potentially "burn" ...