Nutritional supplements for soil.

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32
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9answers
36k views

How do I apply spent coffee grounds as a fertilizer?

I've read that spent coffee grounds work well as a fertilizer. But the methods of application are all over the map. Some indicate using it in compost, others suggest spreading it and broken ...
16
votes
4answers
1k views

Why is it a problem to use manure as a fertilizing amendment over the long term?

I had my soil tested last fall. As part of the submission I checked the box that said I use manure as a soil amendment / fertilizer. In the results from the lab, they included a note that said that ...
16
votes
5answers
2k views

How should I properly prepare a raised bed vegetable garden?

When building a raised bed for a vegetable garden, what do I need to do to properly prepare the soil? It is going to be mixed with different types of vegetables and herbs that I will rotate out all ...
13
votes
3answers
3k views

How often should I fertilize my lawn?

How often should I fertilize my lawn? Should I follow a certain schedule? I have heard of people fertilizing on around holidays [US: Easter (sometime in April), Memorial day (last week of May), fourth ...
13
votes
3answers
7k views

why does my grass have bright green patches?

My yard is about 6 years old (new house). When we put the yard in, the seed was equal parts Fescue, Rye, and Kentucky Bluegrass. We live in NE Ohio. About 2-3 years ago, we started getting these ...
12
votes
1answer
773 views

What sort of feeding schedule should I use for pepper plants?

I've been trying to find out about feeding my peppers plants. So far the information I've found is very inconsistent, so I'd like something as definitive as possible. When should I start feeding my ...
12
votes
1answer
276 views

What are the primary nutrients utilized by plants beyond NPK?

When talking about soil and fertilizers, what are the primary nutrients in addition to NPK (Nitrogen, Phosphorus, Potassium) that play a major role in plant development?
12
votes
2answers
2k views

How long does chemically fertilized grass remain poisonous?

Here's my situation: I have a lawn that I've refused to use chemicals on because I have a dog who likes to graze. The lawn is now a mess of weeds and very thin grass. I've tried organic fertilizers ...
11
votes
2answers
1k views

My garden soil is devoid of nutrients, how should I improve it this winter?

The garden area in my yard has soil that even the weeds don't particularly love to grow in during the summer. They will make a half hearted attempt in the winter, but it definitely isn't as lush as ...
11
votes
1answer
1k views

What household wastes can you use to fertilize without composting?

I cannot compost, no room, no permission. My kitchen produces a steady output of used coffee grounds, which is a good slow release nitrogen source (2.3 .06 .6), should not attract pests or transmit ...
11
votes
2answers
682 views

What is the difference between compost tea, manure tea, compost leachate and herbal tea?

We have seen several questions recently about compost tea. We have also seen questions about manure tea and at least one question that referred to compost leachate as "compost tea." What are the ...
10
votes
3answers
524 views

Charcoal as soil amendment?

I came across an article the other day on wikipedia about Terra preta. Has anyone used charcoal like this to enhance sandy soil, like we have in Florida? Does this really work, and what is the best ...
10
votes
2answers
564 views

What do the numbers in the names of indoor liquid fertilizers mean?

I went to pick up some liquid fertilizer for the plant I keep at work and I saw several varieties : Liquid Growth Indoor Plant 4-12-9 Food; All Purpose Liquid Concentrate Plant Food 12-4-8 with ...
10
votes
2answers
874 views

Will it kill my potted tree if I use tree fertilizer spikes?

I recently bought some tree fertilizer spikes to feed my potted dwarf kumquat and lime trees. After I got them home, I read the following warning on the side of the box: NOTE: Never apply within 30" ...
10
votes
1answer
3k 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" ...
10
votes
2answers
376 views

How should I treat a frangipani?

I've just potted a frangipani cutting given to me by a friend and since it's not in it's natural climate, I'm wondering what conditions it will thrive in? If it matters, I live in a temperate zone. ...
10
votes
1answer
486 views

How do I know if a fertilizer treatment is burning my trees?

I started using fertilizer spikes on my dwarfed citrus trees in small pots. (Details may be found in this question.) As suggested, I used half a spike for each pot and I put the spike as far from ...
9
votes
5answers
2k 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 ...
9
votes
4answers
1k views

Is it worth spreading ash on the vegetable plot?

My grandparents used to spread the ash from the fireplace on the vegetable plot. This was in reasonably large quantities (I mean, not just a thin trail of ash to deter slugs), and was done to "add" to ...
9
votes
2answers
447 views

Does urinating at the base of a tree help it grow?

I've been reading about tree fertilizers and urea constantly comes up as a good source of nitrogen for trees. Let's say your dogs always pick the same tree to urinate on every day. Would that tree be ...
8
votes
1answer
637 views

How and when to plant young grafted fruit tree?

Our backyard is in a Mediterranean climate (Adelaide plains, South Australia) and we've been gifted a young grafted apple tree which has its root ball still wrapped in plastic. It's about 1.3m (4ft) ...
8
votes
2answers
307 views

How do I maintain a Raspberry plant?

I planted a raspberry cane this spring, and it appears to be doing well, having put out a new cane that is now 5 ft tall (and curving under its own weight.) There is also old growth at the bottom ...
8
votes
1answer
733 views

How much coffee grounds should I add to my compost (and how frequently)?

I have been reading that spent coffee grounds can be used for fertilizer and/or composting and also came across this question on this site. I have a compost pile in the yard that holds roughly two 33 ...
8
votes
1answer
204 views

How regularly should I fertilise my bonsai plants?

Is there a need to fertilise my bonsai or should I just stick with replacing the soil once every 18 months to 2 years?
8
votes
1answer
541 views

How should I choose the correct N-P-K fertilizer values for my plant?

I have a red coleus plant at work that's still growing despite my best efforts. I'm trying to choose the right fertilizer for it, but I'm not sure what I'm looking at when it comes to that sort of ...
7
votes
3answers
917 views

Dandelions taking over the lawn

My lawn was overrun with dandelions so I've used some Ortho Weed-B-Gon Max and that seems to be killing the dandelions very well. The problem is now my lawn is very sparse with grass. There just ...
7
votes
2answers
620 views

What's in eggshells that makes a good fertilizer?

I would like to know why eggshells are good for flowering plants!
7
votes
1answer
445 views

What type of fertilizer should be used on garlic?

This is my third year growing garlic and in the past I've sprayed my plants with a liquid fish and seaweed fertilizer throughout the season. I had also applied a small amount of composted manure in ...
7
votes
1answer
242 views

Will african violet fertilizer diffuse through clay pots?

I have several african violets in special clay pots. The pots kind of resemble a double boiler, and the lower pot is filled with water, then the upper section, containing the plant, is unglazed on its ...
7
votes
1answer
146 views

What features should I look for in a fertilizer spreader?

I have been asked to purchase a fertilizer spreader for someone as a holiday gift. I'm completely lost as to what features are worth extra money and what features are not. The recipient has an ...
6
votes
2answers
6k views

How often should I fertilize vegetables?

I only ever add fertilizer after I remove a previous crop and break up the soil a bit, but should I be adding fertilizer to vegetables that take 10 or so weeks to grow, such as zucchini? How ...
6
votes
3answers
3k views

How much fertilizer do I need for my vegetable garden?

Today I received the results for my garden soil test, which show that I have only 5 ppm of nitrogen. So my research (here, and elsewhere) has suggested that the best way to (organically) raise the ...
5
votes
3answers
179 views

Water soluble fertilizer

I just bought some Scotts (4M Snap) Lawn Fertilizer. On the container it says: Water soluble: No How does fertilizer that is not soluble in water get absorbed by the root system of a plant?
5
votes
3answers
4k views

What is the best way to put bonemeal into the soil?

I was suggested to put bonemeal to my chili pepper to make it stronger. However the plant is already there and I've read about bonemeal in the wiki and found out that bonemeal doesn't move by itself ...
5
votes
2answers
449 views

Does bonemeal promote bigger and stronger plants through root growth?

There are many web sites on how to use bone meal with claims like "Using bone meal will help your flowering plants, like roses or bulbs, grow bigger and more plentiful flowers." Is this true for all ...
5
votes
1answer
295 views

How far does a gallon of fish fertilizer go?

I'm using an organic liquid fish fertilizer (3-3-0). The instructions say to dilute 1 Tablespoon in a gallon of water, every two weeks for vegetables. But it isn't clear how many plants this will ...
4
votes
2answers
615 views

Should I use aluminum sulfate (sulphate) to acidify my soil?

It is often recommended online or by nurseries to apply aluminum sulfate to plants like blueberries, rhododendrons, azaleas and to hydrangeas to make the flowers blue. Is this advice I should follow? ...
4
votes
2answers
87 views

What ingredients in milk make it a good fertilizer?

During the dead of winter when the temperature was hovering consistently around 32F I took 3/4 gallon of milk that had gone bad and pored it on the grass near the back porch. To my amazement the grass ...
4
votes
3answers
210 views

Is it safe to make a vegetable garden where there may have been lawn chemicals?

I moved into a new house (built 1979) this past fall and I would like to convert some of the grass area to a vegetable garden. I don't know how the previous owners took care of their lawn, but is ...
4
votes
2answers
4k views

How can I get lemon trees to bear fruit?

I have a couple of lemon trees (small plants really) in my garden. But they seem to grow at an awfully slow pace.They are about 2 years old & about 3/4 ft in height. I have seen pictures of lemon ...
4
votes
1answer
198 views

How should I care for my Calendula?

I have a small Calendula plant indoors and it is growing quite well. However, can I care for the plant better by following any specific care instructions? At the moment I'm just giving it plenty of ...
4
votes
3answers
146 views

How do I recover from an over fertilized yard

Last summer I decifded to create a lawn and brought in top soil and planted grass seed. After six weeks, I spread fertilizer and then my grass turned yellow. I didn't water as much as I think I should ...
4
votes
1answer
170 views

Does fish emulsion work as a foliar fertilizer on needle leaved evergreens?

I know how fish emulsion works as a foliar spray on deciduous shrubs, but will it work on needle leaved evergreens such as mugho pines and junipers? If not, what should be used for comparable result? ...
3
votes
1answer
659 views

A visual reference to nutrient deficiencies in plants [closed]

Often times we cna look at the leaves of a plant to determine what nutrients are missing in the soil which the plants need. It would be nice to have a repository of images with accompanying ...
3
votes
1answer
142 views

Why there are no organic fertilizer in powder?

Just wonder why most of the organic fertilizer are in granules. Yes, fish emulsion is liquid but there are no organic fertilizer is in powder form. Wouldn't it be easier if they crush the granules ...
3
votes
1answer
83 views

What exactly happens to potting soil if it is stored for a long period of time?

The story: I have bought a few sacks of "Plagron Royal Mix" here in Chile. This soil is supposed to be sufficient for my "tomatoes" for roughly six weeks. After four weeks in the soil I noticed ...
3
votes
3answers
842 views

Are chemical fertilizers poisonous to people or animals?

I've been seeing a lot of conflicting information online about chemical fertilizers being poisonous and was wondering if there are any trustworthy sources of information to definitely answer this ...
2
votes
2answers
108 views

How to save my plants after fertilizer overdose

Yesterday we accidentally put too much fertilizer into our pots. Today the leaves start to turn brown. Is there any way to save them? Some details: We have two pots - one with basil, one with ...
2
votes
3answers
110 views

Fish fertilizer for my lawn

I was told by someone that fish fertilizer is good for the lawn; just use 3 tablespoons in a gallon of water and apply it to the lawn. But how many gallons should I use for a lawn that's about .3 ...
2
votes
2answers
57 views

How does Guano improve plant life?

I'm interested in the use of Guano as a plant fertilizer. Are there only specific plants to give this to? Also, how much and often is it necessary? I mix organic compost every 2 - 3 months for my ...