Questions tagged [nutrients]

Plant nutrient requirements

Filter by
Sorted by
Tagged with
3
votes
1answer
2k views

Some of my bush beans are light green, is this a problem?

In the picture you can see five Romano bush bean plants in my raised bed. These are all exactly the same variety; in fact, they came out of the same six-pack of seedlings from the nursery. Yet, four ...
1
vote
1answer
17k views

Why are the leaves of my peach trees turning yellow?

With the help of the internet I think I've narrowed down a yellow leaf problem on some peach trees to a couple various causes. However, after comparing pictures - they look different. Back to the ...
1
vote
1answer
1k views

How much calcium nitrate should I add to 32 fl. oz. of water?

I have some prilled Greenway Biotech calcium nitrate (15.5% nitrogen; 19% calcium) that I want to put in a 32 fluid ounce spray bottle to spray on the leaves of pepper and tomato plants, and such. If ...
1
vote
0answers
16 views

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 ...
1
vote
0answers
10 views

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.
1
vote
1answer
20 views

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 ...
1
vote
0answers
15 views

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 ...
2
votes
2answers
30 views

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, ...
5
votes
4answers
10k 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?
17
votes
1answer
435 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?
0
votes
0answers
104 views

Curry leaf is sad

How to make her happy and have more leaves ?
1
vote
1answer
61 views

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 ...
1
vote
1answer
379 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 ...
2
votes
2answers
87 views

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 ...
1
vote
2answers
230 views

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 June drop may be associated with heat, even fruits which formed later in the ...
2
votes
1answer
1k views

Pepper plants are showing strange, deformed new growth, what could it be? Virus? Deficiency? Herbicide?

New-ish gardener here! This year I have planted 5 varieties of peppers in a brand new raised bed in central Arkansas (zone 7b). Fill for the raised bed is 100% compost purchased from a local plant ...
1
vote
0answers
26 views

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 ...
2
votes
1answer
60 views

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 ...
1
vote
0answers
16 views

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 ...
2
votes
0answers
249 views

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 ...
3
votes
1answer
26 views

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 ...
3
votes
2answers
475 views

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 ...
3
votes
2answers
79 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 ...
2
votes
1answer
77 views

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 ...
0
votes
1answer
30 views

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 ...
0
votes
4answers
199 views

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 ...
3
votes
0answers
18 views

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? ...
1
vote
1answer
79 views

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 ...
0
votes
1answer
45 views

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 ...
8
votes
5answers
3k views

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 ...
7
votes
1answer
3k views

Why do the leaves on my Meyer lemon have blotchy yellow areas?

I have a Meyer lemon that I purchased a few months ago. I potted it into a self watering container with some potting mix mixed with some peat. It's flowering and small fruit are forming but the leaves ...
2
votes
0answers
147 views

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 ...
5
votes
2answers
2k views

Aquaponic water used as nutrient mist for aeroponic growing system

I'm planning a home growing system combining aquaponics and aeroponics and am trying to understand if I can find another use of the aquaponic water setup and specifically for aeroponic systems with ...
5
votes
2answers
1k views

Laying new topsoil, what if anything to mix in for worms or to kickstart healthy ecosystem?

For reasons that would take too long to go into (tl;dr version - a combination of mass gradual soil movement needing soil engineering, bad development, old paving/topslabs, + ground levelling to ...
2
votes
2answers
159 views

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 ...
1
vote
2answers
33 views

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 ...
14
votes
9answers
13k views

Do any plants add nutrients back into the soil as they grow?

It seems reasonable that there ought to be at least a few symbiotic plant varieties that benefit from improving soil condition for other plants. If not that, are there plants that essentially improve ...
2
votes
1answer
72 views

Is this also nutritional deficiency?

The true leaves of my roselle seedlings are brownish at edges and discolored.
1
vote
2answers
19 views

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 ...
4
votes
2answers
6k views

Hibiscus problems

I have a hibiscus exhibiting multiple problems. Around 6 months back, the leaves had turned skeletal, with sooty black growth (fungus?) more pronounced near the base and leaf undersides. After some ...
3
votes
0answers
33 views

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
1
vote
1answer
75 views

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 ...
10
votes
4answers
4k views

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 ...
4
votes
1answer
6k views

How is nutritional value in fruit and vegetables measured? [closed]

We often read in books and Wikipedia that certain fruits or vegetables contain certain amount of vitamins, minerals and other elements. An example can be seen on Beetroot in the box with nutritional ...
0
votes
3answers
112 views

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. ...
3
votes
0answers
477 views

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 ...
3
votes
2answers
198 views

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 ...
0
votes
0answers
62 views

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 ...
3
votes
0answers
524 views

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 ...
2
votes
3answers
148 views

Epsom Salt, good or bad?

I am hearing more and more lately that people should use some Epsom salt (magnesium sulphate) on their garden to help add nutrients to the garden. I am against this thought because in my mind that ...