Questions tagged [nutrients]

Plant nutrient requirements

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How much nutrients does over-watering remove?

I've encountered the following statement(no source but multiple times): When excess water drains off a container, it removes nutrients from the soil. Is that true? In the practical sense instead of &...
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Why my vegetable become prematurely ready?

It has been crazy summer in New Zealand. Hot, wet, cold and plants are acting weirdly. But I just want to make sure what is wrong with my plants. Is it climate or is it soil? Most of my vegetables are ...
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Mamey seedling showing deficiencies that I couldn't fix

I already lost one seedling in the same manner, leaves get yellow spots then the edges shrivel and the whole leaf dies and falls. My soil test shows issues with micros obviously, I get very bright sun ...
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Can you guys help me diagnose these pepper leaves? Crinkly?

Here is an image. Is it cal/mag issue maybe?
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Surge tank hydroponics, newly transplanted tomatos are yellowing with brown spots

Story Bought my plants already started from a greenhouse at about 6 inches tall, they looked great. I have 8 different plants for a sort of initial test run each with a different variety. They came in ...
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IOT Precision farming/agriculture [closed]

Note I have asked also this in Earth science using agriculture Tag and here also because those are the agriculture communities as to my knowledge in stack exchange Before asking my agriculture/farming ...
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How far is a espresso brew coffee nitrogen molecules to those able to be absorbed by plants?

I live in a small apartment with 3 small balconies, all of them full of plants. Most of the plants have big roots and are in too small pots, just because I don't have enough space or I have too many ...
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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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Ash as a fertilizer?

I usually burn dried coconut husk and thorny stems from my lemon plants and I winder if the ash produced from burning such stems and leaves or paper can be a good way to fertilize plants? Or I need to ...
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Where do Chia Pets get their nutrients?

I got my wife a Chia Pet for Christmas last year. She duly daubed the clay with seeds and I've been keeping it watered. It never really became bushy with plant-life, but it's still got growths, ...
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How to deal with nutrients reacting with each other

I did a soil test and as expected my sandy soil came back low in almost everything but calcium with 8.4 pH and very low organic matter. I'm not worried about micronutrients as I could probably foliar ...
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Can Magnesium sulfate be mixed with NPK

Does magnesium compete with Potassium? I see several fertilizers that have Potassium and Magnesium at the same time, so I'm wondering if I could safely mix magnesium sulfate with an NPK fertilizer. ...
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Does boron require chelation in alkaline soils

My soil test shows 0.4ppm Boron which puts its into the deficient category. I have few Mango seedlings and mature pear trees that show Boron deificiency. I tried foliar feeding but I would love to ...
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Cherry nutrient deficiency from leaf

Is it possible to make guesses based on this photo about deficiencies that might be affecting this cherry tree please.
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Can foliar feeding immobile nutrients benefit new growth

In many articles that I read about correcting nutrient deficiencies, I noticed that very often foliar feeding is suggested as an option, even for immobile nutrients deficiencies. How does that help ...
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Pear tree deficiencies - weak looking growth

I have never seen this before. Tree looks weak, the only thing that had changed this year was few grafts that woke up early on in the season and grew vigorously. Could they have depleted some ...
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White dots on pepper plant leaf. Which nutrient/fungal problem?

Consider the attached pictures of some leaves of my pepper plant. There are white dots on the backside of the leaf which correspond to regions of mild translucency on the face of the leaf. Further, ...
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Optimal hydroponic nutrient solutions for different herbs

I'm planning to grow different herbs hydroponically: basil, sage, mint and thyme. I would like for the nutrient solutions for each herb to be the closest possible to the optimum. For basil I found ...
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Elephant garlic Allium ampeloprasum struggling, difficiencies?

I noticed that these Allium ampeloprasum started a couple months ago, are struggling and showing some deficiencies that I can't pinpoint. My soil is sandy and poor, with pH slightly over 8. I gave it ...
ammoun's user avatar
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Spotty looking perilla plant

I have several perilla/shiso plants grown from a batch of seeds. Right now all of them look spotty and yellowish rather than deep green like those you get from stores. Is this a disease or are they ...
Aobo Song's user avatar
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1 answer
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Meyer Lemon Tree Health Issues Help

I am a new Meyer Lemon tree owner. My trees' leaves have gradually yellowed, and started dropping. I thought they were under-watered, so I started watering more regularly, but that doesn't appear to ...
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Can I use these fertilizers for my hydroponics system?

I am planning to start growing using hydroponics. Unfortunately I'm unable to obtain fertilizers that are made specifically for hydroponics. However, I can get water-soluble fertilizers. The images of ...
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Can plants in soil less culture (rockwool, coir) survive on a nitrate based nutrient solution without ammonium?

I have studied nutrient composition of fertilizers. Most soil fertilizers contain an about equal amount of nitrate and ammonium as a source of nitrogen, while most soil less fertilizers contain more ...
CuriousIndeed's user avatar
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Pepper plants are showing strange, deformed new growth, what could it be? Virus? Deficiency? Herbicide?

A New-ish gardener here! This year I have planted 5 varieties of peppers in a brand-new raised bed in central Arkansas (zone 7b). The fill for the raised bed is 100% compost purchased from a local ...
Joseph Benton's user avatar
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3 answers
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Clematis leaves turning purple

The picture below is of clematis Bourbon. Some of its older leaves are turning purple and I don't understand the reason. It has been like this for couple of months, we have new growth which makes me ...
Rustam Aliyev's user avatar
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Back to basics - nutrients and growth

I have started out my journey of growing things with strawberries and cacti. But I feel I miss some of the basics of how the growth cycle works. So I have a few questions. First of all, the plants ...
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Squash vine stopped growing?

I've seen this on several squash plants, where the vine seems to stop growing but the growth tip is still trying to produce fruit. Not sure what this is called - internode shortening or something? ...
engil's user avatar
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3 Mango Trees (6 months old); Grayish-Orange Spots heavily progressed; Blackening/brown curling leaf tips; 1 Mango Plant losing all its leaves!

Mango #1 Picture Gallery Mango #2 Picture Gallery Mango #3 Picture Gallery I have had previous problems with Mango #1 and posted here a while ago, link here I have 3 mango trees I am growing ...
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Why do my tomato seedlings leafs have white spots? Is it Manganese (Mn) deficiency?

I grew this seedling and five others by starting a slice of tomato in a pot. It's about 6" tall. It's been growing perhaps about a month, and I embarrassingly just found out seed starting mix doesn't ...
John M.'s user avatar
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Rose has small leaves maybe nutrition issue?

I bought this rose from David Austin https://www.davidaustinroses.com/us/the-poet-s-wife-shrub-rose It had rabbit eating the top part down to the ground in beginning. My past question David Austin ...
HP.'s user avatar
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Is fertilizing a zero-sum endeavor?

Maybe a better way to put this question is: Given an isolated garden bed, that had no external inputs except light, water and air. If you were to grow plants in it, compost those plants and add them ...
Dan's user avatar
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Cilantro tip burn

What could be the problem causing cilantro to have this kind of tip burn / necrotic center? It's grown in a hydroponic shallow raft bed under LED grow light. This always happens after some period of ...
Spoke Slevin's user avatar
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4 answers
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Burnt dead plants as fertilizer

Just wondering if anyone has tried using burnt dead or discarded plants as fertilizer for new plants, and how much of the nutrients you can recycle if you reuse the waste from the previous harvest. My ...
Beacon of Wierd's user avatar
3 votes
2 answers
266 views

Small Nectarine plants - Leaves turn yellow

I planted some nectarine seeds a while ago and they have been growing slow but steady for the past few months. I have 4 smaller (approx. same-size all of them) plants and I've seen that lately the ...
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Using water soluble fertilizer as nutrient solution

I am quite new to hydroponics so forgive my ignorance :) I am planning to make a simple DWC set up (for tomatoes) and was wondering if I could use a water soluble fertilizer (20-20-20 with Mg Fe Cu ...
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Kumquat fruit drop: Always the same result, no matter what

I got different responses, often conflicting ones: It could have been from excess water as well as lack of water. While the June drop may be associated with heat, even fruits that formed later in the ...
Christmas Snow's user avatar
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1 answer
759 views

Kale leaves turning yellow in hydroponic system

I planted kale using hydroponic method. I planted them in September 7th, 2019 and now they're 41 days old. I put them in hydroponic system when they're 21 days old and have two leaves, with nutrition ...
Angela Radityatama's user avatar
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1 answer
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Is this also nutritional deficiency?

The true leaves of my roselle seedlings are brownish at edges and discolored.
Aksh's user avatar
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Hydroponic feeding times and scheduals

I am having some weird readings that do not strictly go against what I have researched but seems I may be missing something. I am growing Tomatoes and cucumbers along with one small chilli plant. At ...
Spider999's user avatar
1 vote
2 answers
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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 ...
TauraBird's user avatar
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0 answers
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Hydrophonic - Tomato plant - purple like leafs

My hydrophonic tomato plant is showing some type of nutrition deficiency . don't know whats missing in my nutrition solution . Please help me
AMALRAJ K V's user avatar
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1 answer
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Why is seed attached to plant even after growing?

I think the seed functions as a source of nutrients for small plants. I have a mango plant which didn't break out of shell completely (only shoot came out) and eventually its seed became rotten, maybe ...
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What is wrong with my mango tree, it’s loosing colour

Hello, My Mango tree which is five years old was transplanted last year into the ground after growing in a large pot. After transplanting, it grew really quickly and bore fruit for the first time.It ...
Peiris's user avatar
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3 answers
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Co2 enrichment with exhale bags

I’m intending to try co2 enrichment with Exhale bags. And from reading on the co2 enrichment I understood that photosynthesis does not play a role during night time and the plant actually emits co2. ...
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What is wrong with my strawberry plants? Nutrient deficiencies? Should I let them flower?

On some plants, the ends of new leaves are brown and dry and keep the new leaves from unfolding. On older leaves, there are purple areas, and some edges are dry. A few weeks ago, I started ...
YesCT's user avatar
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3 votes
2 answers
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Crop rotation: by season instead of by year?

I have 3 raised beds in a small 30 m2 greenhouse, this is the first year I have it so I don't have much experience. I've been reading about crop rotation, and was wondering why you can't or shouldn't ...
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9 votes
4 answers
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How to grow a tree on steroids?

How can a tree be made to grow bigger and faster constantly over 100 years? Could a full grown tree be given a constant trickle of water and a time-released nutrient pack, like huge miracle grow stick ...
Muze's user avatar
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Guide for the nutrient requirements of hydroponic plants,

I require the hydroponic nutrient requirements for: artichoke (vegetative) artichoke (flowering) cannabis (vegetative) cannabis (flowering) I use Kratky buckets for my plants. I see @dogmatic69 ...
Skvery's user avatar
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Young Indoor Lychee Trees: Do I prune?

I germinated some Lychee seeds when it was really hot and humid in NYC this summer (~13 weeks ago). They grew really quickly and healthily until mid October when a new layer of leaves sprouted. The ...
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Venus fly trap plant closes its trap but won't digest

We bought a Venus fly trap about a month ago and it doesn't eat, we put a dead fly inside one of the traps and it closed, but after a while it opened up with the fly the same as it was before. This ...
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