Questions tagged [soil-amendment]

About modifying a soil's content.

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Additions to an existing rice husk mulch for fixing soil nutrients?

I have a small garden that i just mulched using rice husks with 2-3 cm deep without incooporating them into the soil. Rice husks are very abundant here in Indonesia. But lately from my googling around,...
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3 votes
1 answer
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Sul-po-may and blood meal at the same time?

My university extension suggested a combination of sul-po-mag and blood meal to increase my vegetable garden's potassium and nitrogen. Link: How to increase nitrogen and potassium at the same time? I ...
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Is deep soil mixing necessary for compacted clay soil before planting a tree?

I am a newbie gardener, and would like to plant around 15 polyalthia longifolia trees in my garden. The main problem here is that my garden's reddish-clay-soil seems to be compacted. Clay sticks ...
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1 vote
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Cheapest and fastest method to lower the soil pH for potatoes?

I am going to plant some potatoes in two/three weeks, but my soil's pH is around 6.8, which is not very suitable for them. I would like to know if there is a way to lower the pH in two/three weeks in ...
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13 votes
2 answers
3k views

Adding worms to clay soil - worth it?

I have a large area of miserable clay soil which I'm looking to start rehabilitating. For the past 15 years it's been neglected and had nothing but some unwanted grass. It's very compacted due to ...
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Grape vine why is it drying up

So I planted this grapevine in spring. It started from a little twig was growing beautifully health all green and vibrant but like five weeks ago started seeing leafs drying up see below pix(the leafs ...
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Whats up with my grapevine

Im located in south Jersey Soil is clay but was amended with leafcompost, micronutrients stuff and topped with 4" woodchips. Only watered it when planted and monitored the moister level before ...
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Does disintegrating perlite produce clay?

Perlite sand is extremely fine. Is it clay? Will it cake up my soil over a long period of time(e.g.10 years)?
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What natural substance can I use to up the pH balance?

What can be used as a natural pH up substance for my medical marijuana plants water? I have them growing in soil & have been using citrus powder to lower my ph.
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3 votes
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Keep adding, but never removing soil in a raised bed ...how is that possible?

All the advice seems to be to add a few inches of compost every fall to a raised bed, but no one mentions taking soil out; how can you just keep adding soil to a raised bed ...I mean surely it will ...
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1 vote
3 answers
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Does "adding iron to the soil" make sense?

Some people believe discarding iron items e.g. screws in the soil "make is rich in iron, for the good of the plants". This is in the context of the dark soil in northern Bulgaria. Safety ...
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Deiffenbachia (Dumb Cane) houseplant

I have watered it according to the instructions, my indoor temp is around 70-75 F° I moved it closer to this backdoor about a week ago and haven’t given it any nutrients after transplant.
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1 vote
1 answer
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Cover crop and rehab or amend and plant

I just pulled up a rather sad potato crop and was considering putting down some winter squash. I tested the soil and it's got low nitrogen and phosphorus. I would like to build up healthy soil. Should ...
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Geotechnical Engineering Classification and Percolation

I plan a project that is 4’ below ground and it’s a safe diy, I plan to place 2500lb limestone blocks for seating and don’t want them to sink or flood in the 10x10x4 hole.. Our soil classification is ...
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How far away should I plant new citrus tree?

My two 12-year-old orange trees did not recover from the hard freeze in the Houston area earlier this year. I have given time for new growth and cut a couple branches to check for green wood. Nada. ...
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1 answer
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How much peat moss would I need to lower the ph of my soil

I had my soil tested. The ph is 8.2. What is the best product to lower the ph. I’m reading about sulfur, aluminum sulfate and peat moss. Peat moss looks like the best bet but how much do I need to ...
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2 answers
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How to amend existing soil in raised beds?

What is the favored way to lighten & amend soil inside a raised bed? My raised beds are aluminum troughs with volumes of 220 gallons. They are 2 x 2 x 8ft. We've been using them for a few years to ...
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3 answers
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A section of land/soil is bad due to salt? How to fix?

A section of a alfalfa farm soil is bad. It is told that the cause is salty soil. What can be done to fix the soil? Update edit As requested by @csk , the source of the salt is: well, the land has ...
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Is this growing medium good for compost?

This straw-like growing medium was used to grow dhingri (oyster) mushroom. However, due to climate getting hotter here, the mushroom died, and now I am thinking if this medium is suitable for compost ...
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1 vote
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Vermiculate has a bad history of being tainted with asbestos; what about perlite?

I avoid vermiculite because of its horrible history of being tainted with asbestos. Wikipedia states that, nowadays, vermiculite is supposed to be tested for asbestos, but knowing a bit about testing ...
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6 votes
2 answers
405 views

What makes Ammonium Sulfate a soil acidifier but not Potassium Sulfate

Adding elemental Sulphur is a common practice to lower pH of soil. Ammonium Sulfate can also have the same effect. I read that Potassium Sulfate and Magnesium Sulfate may not have the same acidifying ...
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Soil improvement for poor-producing squash for next year

I have two 8x4 raised beds that I grow various vegetables in, alternating tomatoes in one or the other with the other being squash, cucumbers, zucchini, pumpkin, and a few other vegetables. This year, ...
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Is it OK to put sod on top of gravel?

I have a small area (approx 400 sqft) near the pool where I'm looking to put down sod. I ordered the sod to be delivered today. Yesterday I used a mini tiller to loosen the dirt. I found that under ...
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How do I explore and make changes in my garden?

We recently bought and moved into our home. The previous owner set up some great plants (natives, water smart, fragrant and pollinator friendly) and trees with watering automation as well. The visible ...
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1 vote
1 answer
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High Sulfur and alkaline pH on Soil Test for Bermuda Lawn

I did a My Soil Savvy test on my Bermuda lawn (Phoenix, AZ) and the Sulfur was 42.90ppm with a recommendation of 6-12. The test also showed my pH at 7.14. Any ideas on how to reduce the sulfur and ...
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Do I still need to water transplanted plants if they're being transplanted into a flood plain?

My mom, and I just transplanted 10 rhubarb plants (thinning 6 that were planted near each other), and I was wondering if there would be enough moisture in the soil to not need to water them (suction ...
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1 vote
2 answers
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Poor draining sandy loam soil

I tested my soil and discoverd it has 10% clay, 29% silt, and 59% sand. I've noticed my soil sucks when it comes to draining water (unless it's slowly raining). Water will pool on the top of the ...
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1 vote
1 answer
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UK equivalent of US University Soil "Extension" Offices

I recently found out that there is a (state?-)tax-funded community resource in the US associated with Land-Grant State Universities called "Extension Offices". They offer soil testing kits, ...
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3 votes
4 answers
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How to make well-drained sandy soil from potting mix?

I want to plant sage, which is said to grow best in well-drained "sandy soil". I bought some potting mix from the hardware store. Is off-the-shelf potting mix already sandy, well drained soil? ...
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1 vote
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33 views

Improve soil in established flower garden

The soil in my garden is very hard; it's probably clay if I do just a little deep. However, I already have some plants established in my garden and I don't want to dig them up. It's a small area, ...
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2 votes
2 answers
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Garden Soil Mix

First time gardener her. The wife and I decided to get our thumbs green and give veggies a go. We are going to be growing in buckets and garbage cans, and a few potato sacks. I was investigating ...
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1 answer
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What are the effects of planting potatoes as a 'cover crop' in newly forming soil as a pile of decaying wood chips?

Related to How do I plant potatoes that sprouted in my pantry? In a field I'm forming soil as mounds of wood chips with finished compost, muck, and soil mixed in, like small windrow planting beds. I ...
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3 votes
0 answers
218 views

Can we use coco and peat moss at same time?

As a soil mix, is it wise to use both coco peat and peat moss to have the good of both the worlds? Since some plants requires soil to dry out in between watering, peat moss will compact and pull ...
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2 votes
4 answers
7k views

Is Perlite safe to use in the home or will it cause health issues?

I'm new to indoor farming and I was wondering: Is it safe to use Perlite in the soil or should I stick to more natural organic materials like pumice or gritty gravel?
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1 answer
331 views

Is yellow pumice/perlite a problem or indicator of bad quality?

The pumice is not in a pot, but still in the packaging, and I haven't put any water on it. Is this yellow pumice a problem or sign that the pumice is cheap/bad quality? I am not sure as a lava rock ...
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0 votes
1 answer
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How much drainage in seedling potting mix?

I made my own seedling potting mix. It has 35% drainage and 65% water hold matter. Now, that I see it, I feel like it has too much drainage. I used roughly the same percentage of as Sungro's ...
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1 vote
0 answers
1k views

Is Natural Cinder a good soil amendment?

Found this online: Natural cinder of 4-8mm chunks a good stuff to add alongside perlite/pumice for succulents and other soil mix? EDIT: What about coal cinder?
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1 vote
2 answers
350 views

Gritty mix for cactus and succulents usage

I am seeing some gritty mixes for succulents and I cannot find any info on the product regarding it usage.. Will succulents or cactus do well if they are placed in those gritty mixes? Here are gritty ...
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2 votes
3 answers
2k views

Pumice or perlite for succulents?

Is pumice better for cactus and succulent mix and such than perlite? Is it all about the chunks? I am thinking of making my own soil mix for succulents and cactus and other plants like jade plants ...
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2 votes
3 answers
4k views

Perlite and Vermiculite sustainability

Are perlite and vermiculite sustainable? For potting mixes, I have to use quantities of perlite and vermiculite. But I am concerned about their sustainability, and how they are obtained.
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What should general PH and nutrient levels be for new planting bed after amendments?

I am planting a salad garden with lettuces, kale, spinach, root crops, pole beans, tomatoes, peppers, and cucumbers. So many different PH level requirements and such for different plants are confusing ...
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2 votes
1 answer
54 views

Which plants relate simbiotically to chillis?

I have been reading about symbiotic plants and mutualism and I am wondering which plant to introduce to the pot of my perennial chilli plant. Any hints? thanks!
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2 answers
72 views

Adding 10 cm of cow manure to my orchard in summer without hurting trees

I have bought an orchard recently which has 42 apples 26 walnuts and 27 and some other trees. I know that no fertilizer has been added to soil for at least 2 years. I have read that adding 10cm of ...
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2 votes
2 answers
109 views

What element is needed to turn Hydrangea flowers blue?

What element is needed to turn Hydrangeas blue? Is it sulfur or aluminum?
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1 answer
100 views

What type of soil do I have

I was digging to see what kind of soil I have and I found this gray rust brown layer. It's like clay when compressed but kind of crumbles in chunks. It's around 6" from the top. I'm curious how this ...
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9 votes
4 answers
2k views

Excess Zinc in garden soil

I had the soil in one of my garden beds tested for a wide spectrum of minerals. This bed was originally filled with bought topsoil and mushroom compost, then it was cultivated with parsnips and ...
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0 votes
1 answer
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Is there such a thing as ant castings?

I was reading that ants will kill worms off, so this got me wondering is there such a thing as ant castings since I've found that a type of stinging ants love to move into wood chip piles.
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3 votes
1 answer
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What happens when you grow your plants in essentially worm castings?

I've heard of people adding worm castings to their garden soil, but what happens if you're on the worm casting extreme, and plant directly into worm castings?
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1 vote
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314 views

What is the difference between replacing soil and amending soil?

I came across this article and I find that it goes against everything that's said about soil amendment before planting. I've copied bits of it down below. You are planting a new tree, and you want ...
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1 vote
2 answers
47 views

Organic matter in organic fertilizer

Is organic matter (OM) in organic fertilizer important? Is higher OM better than lower OM? For example: NPK 3:2:2 OM 71% better than NPK 3:2:2 OM 60%?
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