Nutritional supplements for soil.

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2answers
664 views

Can I give sugar (or something similar) to flowering plants?

I was wondering if it's possible/advisable to give a flowering plant or any plant for that matter, sugar (or something similar) in addition to plant food?
4
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2answers
115 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 ...
4
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1answer
206 views

Why can't you get organic fertilizers in powder form?

I'm just wondering 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 ...
4
votes
1answer
184 views

Can excess NPK fertilizer damage my container-grown plants?

I live in an apartment building, and all my plants grow in pots or small flower beds. Since I moved here, 7 years ago, I have only watered the pots and revolved the "soil", eventually adding more ...
4
votes
1answer
150 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 ...
4
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2answers
110 views

What are good organic phosphorus sources for fruiting plants, other than rock phosphate or animal products?

I know the norm is to use rock phosphate or bone meal but I can't find rock phosphate in my area and it's expensive to ship because of the weight. I'm not able to use an animal product like bone or ...
4
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2answers
9k 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
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1answer
67 views

How should I add spent coffee grounds to Azaleas?

My garden has rocks and weed fabric. Must I remove both and add the grounds to the soil or can I just add on them on top of the rocks?
4
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1answer
73 views

Is this a good organic soil/fertilizer setup for container carrots?

I am growing 36 carrots in a 18" square container that is 14" deep. I know I have enough room for them but am more worried about whether there will be enough nutrition in the soil to carry them ...
4
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1answer
41 views

Is there fertilizer management web site available?

Does anyone know if a fertilizer management web site is available? I'm looking for a site where I can enter my plant/tree collection and the fertilizer that I use on each and let it know when I last ...
4
votes
1answer
284 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
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1answer
257 views

Would this citrus fertilizer be suitable for chili peppers?

I bought a bottle of organic fertilizer which is in liquid form. The instructions are in German but the merchant here labeled it as "organic fertilizer for fruit" so I just bought it. Now I found out ...
3
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2answers
421 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 ...
3
votes
2answers
338 views

Why is my Japanese painted fern struggling?

I bought a Japanese painted fern several weeks ago. It was on the store's "reduced price" shelf, so it wasn't in perfect shape, but I figured I could try to nurse it back to health. So far, though, ...
3
votes
3answers
346 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 ...
3
votes
3answers
116 views

Can I use 12-6-9 fertilizer sticks for a Ficus Bonsai?

I have a bunch of plant food sticks described as "compound organic and inorganic NPK 12-6-9 fertilizer with micronutrients for ornamental plants". I wonder if this is suitable for a Ficus (Ginseng?) ...
3
votes
1answer
3k 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
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1answer
47 views

Is there a directory of precise dosages of fertilizers for indoor/outdoor plants?

For example, I have a lot of plants inside (African violet, geranium, coleus, etc.) and outside (dolichos, petunia, pansy, asters, etc.) my home. Also, I have a lot of chemicals (such as ammonium ...
3
votes
1answer
85 views

Can frog droppings be used as fertilizer?

In the context I am thinking, I would essentially be mixing the droppings into the topsoil in a plant bed. How much would be too much? How much would be too little to make a difference? Nutrient ...
3
votes
1answer
397 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 ...
3
votes
1answer
239 views

How to fertilize when planting veggies?

I got something called dr earth and I was going to drop a handfull in at the bottom of the hole before I planted. Would it be beneficial for me to throw some steer manure in there as well? I had my ...
3
votes
1answer
134 views

What should I do before applying organic fertilizer to ensure no bugs or smell?

Does all organic fertilizer require decomposing? I would like to focus on fertilizer available in gardening shops instead of unprocessed urine or manure from mammals. As far as I know, decomposing of ...
3
votes
1answer
2k views

Which organic fertilizer should I use to encourage flower growth?

I heard that some plants need fertilizing every two weeks in order to encourage flowering. I prefer organic fertilizers because I feel they provide better nutrients, however they are in granules and ...
3
votes
1answer
40 views

Apply iron(II) sulfate and dolomitic lime at the same time?

I have had good experiences with iron(II) sulfate and dolomitic lime for my lawn. They increase the green colour and prevent moss. However, I am uncertain whether I should avoid applying these two ...
3
votes
1answer
73 views

Milk powder (for automatic coffee machines) as fertilizer?

I have plenty of out-of-date milk powder for automatic coffee machines (powdered skimmed milk obtained through hot air drying followed by agglomeration process; sole ingredient: powdered skimmed ...
3
votes
3answers
64 views

How should I fertilize to increase the Nitrogen in my soil?

I did a soil test and it says that I have lots of P and K but very little N. What kind of fertilizer is best to use to replace the nitrogen in my soil? It is almost time to plant, and I am already ...
2
votes
2answers
138 views

Do herbs grown in containers need to be repotted?

I'm trying to grow some herbs (basil, coriander, and chives) in pots on my kitchen windowsill. This seems to work pretty well for a while, but usually they die after a little bit (well, the basil ...
2
votes
1answer
112 views

Why does my gardenia have brown patches on it's leaves?

This plant has been growing normally for a while but I woke up this morning to discover brown patches and some shriveled leaves. I had previously sprayed it down with fungicide and then with ...
2
votes
2answers
73 views

What's the best N-P-K ratio for Norfolk Island Pine?

What's the best N-P-K ratio for fertilizing Norfolk Island Pine? According to this article I should go with 10-10-10. Is it a good combination? Also, how should I apply it? Should I spray it on, or ...
2
votes
1answer
38 views

How do I feed shrubs sitting in mulch?

My flower beds have landscaping fabric covering them, with 2-3 inch depth of mulch sitting on top. Are there any ways to feed my plants that don't require me to remove the fabric and mulch? Up until ...
2
votes
1answer
61 views

What kind of fertilizer should I give to an average mature shrub?

I've got a decently mature shrub in the backyard that is about 10 foot tall. It is starting to bloom with pinkish flowers. I'm wondering what kind of fertilizer should I give it for early spring. ...
2
votes
2answers
78 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 ...
2
votes
1answer
25 views

Can I fertilize solely through fertigation?

I'm growing a pumpkin patch and plan to use drip irrigation under a mulch layer. Unfortunately, various parts of the soil are lacking in some nutrients. I don't think I'll have the money (this year) ...
2
votes
1answer
73 views

What can I do this spring to help my new lawn?

I live in Maryland, and I expanded my back yard last fall by clearing some trees and leaves. I brought in top soil and tried to smooth out the contour also. After seeding, I had areas of success and ...
2
votes
1answer
262 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, ...
2
votes
1answer
65 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 ...
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vote
2answers
149 views

What is the best frequency to fertilize fruit trees?

What is the best frequency at which to fertilize fruit trees? The first method is to dump a large amount of fertilizer to feed the plant one or two times per year. This method was the preferred ...
1
vote
1answer
577 views

How can I save my dying palm tree?

My palm tree started to become yellow in the last couple of months and I don't see any improvement. I've tried with some spike fertilizers for palm trees, but didn't seem to help. Here are some ...
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1answer
39 views

questions on deep root fertilization

One of the dog wood trees in my yard does not grow healthy. The tree care professionals recommend the so-called deep root fertilization, and I agree to move on with this operation. Yesterday, ...
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1answer
218 views

How do I keep Grackle's from pooping on my lawn?

Below is what I think is grackle poop on my lawn. (It might not be but I haven't seen any other animals there except desert cottontail rabbits and I know what their poop looks like.) How can I prevent ...
1
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1answer
652 views

What type of irrigation system works best with blueberries?

Several months ago I planted a row of blueberries in order to form an (edible) hedge. At the same time I installed an automatic watering system for these and the rest of my fruit trees and vegetable ...
1
vote
1answer
42 views

When trellising pumpkins, do I need to fertilise more heavily?

This year I decided to try trellising my pumpkins and am wondering about the impact this might have on the fruit, since the vines won't be putting down roots as they run. Does anyone have experience ...
1
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1answer
373 views

What are the optimal N-P-K levels for fertilizing potatoes?

I have some russet potatoes that seem to be doing well growing in a plastic tub. (This photo was taken near sunset; they do get 8+ hours open sun.) I have a choice between these three fertilizers, ...
0
votes
1answer
64 views

Plant potting mix has green balls

I have a potting mix from a majestic palm that I'm attempting to reuse, it has some odd small green balls in it that are maybe one or two mm large, perfectly spherical and uniform. I opened one and ...
0
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1answer
67 views

Money plant leaves are too big ~6"

Why is my money plant (pothos) growing such big leaves? https://instagram.com/p/3u2cUloqIP/
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1answer
83 views

Why is my lemon tree losing leaves after I gave it tomato feed?

There are pale blotches on the leaves of my lemon tree. There are no pests or mites, but all leaves have fallen from tree. I have tried a tomato feed with no results.