Nutritional supplements for soil.

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2answers
1k 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) ...
45
votes
10answers
73k 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 ...
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2answers
2k 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 ...
4
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2answers
117 views

When should I first use fertilizer on new plants?

In general, when is the right time to feed new edible plants fertilizer that you've planted from seed? After they've sprouted a bit?
14
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2answers
1k 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 ...
11
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2answers
918 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 ...
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4answers
2k 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 ...
13
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2answers
2k 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" ...
12
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1answer
8k 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" ...
4
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3answers
177 views

Is it OK to use human waste or spent cat litter for fertilizing edibles?

Is it OK to use human waste or spent cat litter directly into the soil where you grow fruits and vegetables?
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3answers
4k 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 ...
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1answer
1k 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 ...
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3answers
1k views

Is charcoal good for use as a 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 ...
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2answers
16k 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 ...
5
votes
2answers
14k 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 ...
3
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1answer
7k 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 ...
2
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1answer
298 views

Can I use an NPK compund fertilizer on herbs?

I have some "Low nutrient NPK compound fertilizer" which is sold as Citrus Food left over from a Calamondin tree which has sadly passed away. Can I use this fertilizer on my herbs? They are basil, ...
14
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1answer
343 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?
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2answers
4k 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 ...
12
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7answers
6k 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 ...
11
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2answers
502 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 ...
9
votes
1answer
995 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
49 views

How long should I wait after overseeding, before I apply pre-emergent weed preventer?

I aerated, overseeded and applied starter fertilizer last Sept 15th. Would I be safe to apply a pre-emergent such as Scotts fertilizer with Halts pre-emergent this spring, or would some of the grass ...
8
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1answer
231 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?
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3answers
754 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 ...
6
votes
3answers
201 views

What does Mesquite Tree sap have that possibly makes it a good fertilizer for dragon fruit?

I have 2 dragon fruit (pitaya) growing under a large 30-year-old mesquite tree. The mesquite tree is dripping sap at the base of one of the dragon fruit plants. This plant is a deep green healthy ...
6
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2answers
679 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 ...
6
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2answers
53 views

Putting fruit tree branches in compost

I just started composting. In addition to putting lawn clippings, kitchen waste and dry leaves what else can I put in? Is it okay to put branches of trees (fruit, olive, etc) in the compost?
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2answers
388 views

Why aren't my young plants growing, even with proper nutrition?

The top picture is a gardenia plant I purchased back in February of this year. It looks healthy, and the leaves are all green, but for some odd reason, it remains the same height, and nothing much has ...
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1answer
40 views

Is there a difference between pot ash, and wood ash?

I was doing some research into potash, and it appeared that they had a fire all winter long, and made a lot of potash to spread in the summer. They called it pot ash, is there a difference between the ...