Questions tagged [diagnosis]

Gathering of information and facts to determine the root cause of a plant that is failing to thrive.

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0answers
25 views

What are these white things on new leaves?

I have roselle planted. But I see these on the leaves. What are these?
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1answer
16 views

Why is my pineapple not growing bigger?

I planted my pineapple about 5 years ago from the head of a store bought pineapple and even though it hasn't died and is still growing, it hasn't got nearly big enough to produce fruit or even ...
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24 views

Newly Planted Autumn Blaze Appears to Be Dying

Planted our Autumn Blaze about 10 days ago in central NC (clay soil). Normally this time of the year we'd be seeing the start of fall, but we've had an abnormally hot and dry run of 90 degree days ...
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1answer
22 views

Is sun burning my Rubber plant? Or is this something else?

Looks like sun damage to me. Or is it something else?
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1answer
41 views

Is this also nutritional deficiency?

The true leaves of my roselle seedlings are brownish at edges and discolored.
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1answer
32 views

Questionable small white spots on panda plant

I’m not too sure when these spots came up. Did a quick google search and the first results says that it could be mealybugs, but I don’t see any actual bugs on the plant or in the soil. A few other ...
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2answers
52 views

The growth on my cacti has changed, and it wierd

I asked a question about the growth on my cacti earlier in the summer, however it's just acting weird. I initially thought it was a cacti fruit because it originated from a flower I tried to cross ...
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1answer
46 views

What is this white stuff on my magnolia leaves and can it be cured?

I'm a total amateur and not sure what is wrong with our magnolia plant. Here is a picture of white stuff that is on both sides of many of the leaves: Any ideas on what this is and how/if we can cure ...
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1answer
19 views

Why are my indeterminate San Marzano tomato plant's leaves turning yellow?

I started four San Marzano tomato plants from seed a little over a month ago. I repotted them a few weeks ago into 4-inch pots. The plants were doing fine until a few days ago. All four of them are ...
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1answer
37 views

Why is my monsters leaves turning brown and yellow?

I bought my monsters about 2 months ago from my local Home Depot. When I bought it all the leaves were perfect and green. A month after buying it it started to get brown spots on the leaves and a ...
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1answer
57 views

Why is my lilac tree leaves turning brown already?

I have never seen my lilac bush do this before. It's a very old lilac and Bloom the color I've never seen before. I have lived at this home for 11 years and I've never seen the bush but this bad.
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3answers
53 views

Should I be removing the oldest limbs from my palm?

I’m trying to figure out how to care for this palm. It’s not growing fast, it’s just grown it’s first frond after 2 years in the same pot. We repotted it when we got it 2 years ago. A few questions: ...
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1answer
49 views

Crinkled new leaves on healthy flowering ipomoea/ Morning Glory. virus?

My perfectly healthy Ipomoea tree now has wrinkled new leaves coming up? Could this be a deficiency or an infestation? Thanks in advance [![New crinkled leaves][4]][4] [![New growth.][3]][3] [3]: ...
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1answer
34 views

What’s going on with my staghorn fern and how do I save it?

We bought this staghorn at Lowe’s awhile ago from the equivalent of a reject bin. It’s always looked kinda sad. Recently though it’s gotten mold or bugs on it. I don’t know what happened. It lost ...
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1answer
41 views

Why are the new growths on my Sago Palm withering and turning yellow/vrown

I’ve had this sago palm for just over a week. When I bought it, the new growths were already a little bit sad looking, and they’ve since deteriorated. The older parts are healthy and green, and have ...
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1answer
36 views

Why is my cactus yellowing and dying?

My cactus has been grown from seed and has lived about five years. Over the past several months it has turned yellow- I read that it may be a case of root rot/overwatering so I’ve not watered it in ...
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1answer
28 views

Fairy castle cactus

My cactus has been suffering for 3 days, and now it look very sick. Could someone tell me the cause for which it looks like this and how I take care of him? Thank you very much!
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1answer
27 views

I have a strange growth on my cacti, around a flower

I got this cacti in the spring, I believe it to be a pin cushion cacti. Its bloomed three times since then, but just this last time a strange growth started to envelop one of the shriveling flowers. ...
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20 views

Brown blemishes all over my jade plant leaves

The leaves on my jade plant are covered in brown blemishes. It looks as if the surface has been nibbled by an insect but I've never seen any, even though most of the leaves have the blemishes. The ...
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2answers
190 views

Can roasted coffee as soil burn soft leaves?

Yesterday I well fed my cannabis sativa (Wikipedia) plants with fresh shredded extra roasted Starbucks coffee under the assumption they will grow better, but instead of that this morning I saw the ...
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1answer
85 views

Why are my Monstera's leaves turning brown and drooping?

I just bought my plant last month, and recently the leaves have been getting brown spots on them and the leaves and stems are weak and drooping close to the ground. I kept it in the same pot I bought ...
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1answer
37 views

Granny Smith apple trees fruit health

I have a young apple tree and it has fruit for the first time, but most of the apples have this in them. Any advice would be welcomed.
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1answer
17 views

cherry tree leaf brown edge

I bought cordon apple trees and cherry trees 22 May, 2019. recently I start having problems. It was identified as apple scab and recommended Vitax Copper Mixture, which I spread on all the trees apple ...
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1answer
23 views

Avacado sprout dying

My seed sprouted but it started to drying out from the top . Not sure what went wrong.
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1answer
42 views

What's wrong with my Pear tree?

Is it Pear blight? What's the best way to fix it?
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1answer
52 views

My friend’s pepper plant has some odd leaf lesions

It looks like the leaves are being distorted by whatever these lesions are. Any ideas? Viral disease?
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1answer
36 views

Discoloured Malabar Spinach leaves

I have Malabar Spinach planted in three pots. In the third one, the leaves are very healthy while the other two have discoloured new leaves. What is the cause of it?
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5answers
84 views

Is this soil any good?

Yesterday I was looking at a plant in pretty bad shape that I had bought a few months ago. The plant was indoors and the ceramic pot didn't have any holes at the bottom. When I start looking at the ...
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1answer
93 views

Chrysanthemum flowers and buds turning brown and dying, leaves wilting and getting brown spots

I bought these mums less than a month ago and planted them in Miracle Grow Potting Soil. Kept them in sun for 3-4 hours and in shade for the rest. They were left in sun for a couple of days at around ...
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0answers
51 views

peperomia polybotrya (raindrop) rust / copper spots on leaves?

Our Peperomia Polybotrya has developed some rust/copper coloured spots and I can't figure out what they are. I've googled intensively over the past few weeks, but I'm coming up empty, so I figured I'd ...
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19 views

Spots on leaves

What is causing the spots on the leaves of this elephant ear plant? And the discoloring of the stalk? Soil is moist but not soggy and it gets filtered sunlight on outdoor patio in zone 7.
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1answer
16 views

thimbleberry leaf browning

I have a young thimbleberry that I planted this past spring. It has been growing well and seemed to be getting established. Now I am seeing some leaf browning. We are in Denver and it has been hot and ...
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2answers
67 views

What is causing large white spots on my sweet basil seedling's leaves, and can the plant be saved?

Several weeks ago, I put soil and sweet basil seeds into part of a plastic water bottle that I cut. I put one seed in each of the water bottles, and made a hole at the bottom of the bottles to allow ...
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0answers
19 views

What is eating my Agaves?

This woolly white spots are eating and killing the plant. It only happen on Agaves and it's contagious ! A few of my plants have this already. How can I get rid of it ?
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33 views

What's wrong with my house plant? (Chamaedorea)

I should start with the fact that I know next to nothing about plants and plant care, but I'm keen to learn and keep my plants alive! I have two indoor palm type plants, one has been doing absolutely ...
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0answers
15 views

How to control fungal infection on Moringa

7 week old moringa grown from seed started exhibiting white spots and yellowing on leaves. The bottom ones died and dropped off, although new growth continues. Reading that it could be a nutrient ...
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1answer
42 views

Can I Save My Purple, Skinny, Lopsided Cactus?

I am a person who recently got a cactus from a previous owner (used as a decorative piece in a restaurant), and I also have 0 experience gardening. Some searches on stackexchange and elsewhere seem to ...
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1answer
31 views

Should I be concerned about my bell peppers

Started Bell Peppers from seeds may 7 indoors, transplanted them a few weeks ago, I'm in USDA zone 5. They don't seem to be growing too well, in terms of bushing out and growing taller. Here is a ...
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23 views

Black area on monstera leaf after week on holiday

As the title says, I’ve just got back from a week’s holiday to find a rather large black area on one of the leaves of my monstera. I watered it before I left and ensured it still had some sunlight. ...
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1answer
58 views

House plant diagnosis (Tradescantia Spathacea?)

Being new to plant care, I'm wondering if someone can help diagnose what's occurring with my (I think) Tradescantia Spathacea. When the plant was purchased, it had exclusively wide green and purple ...
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0answers
41 views
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What is wrong with my Hydrangeas

My hydrangeas were looking beautiful until a few weeks ago. Then I started noticing that some of their leaves had these gray powdery looing spots on them, their blooms started having brown spots and ...
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1answer
29 views

what are these brown spots on my potato plant?

I have noticed brown spots on my potato plant but cannot figure out what it could be. Do you might have an idea?
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23 views

Indoor plumeria disease … help!

It's in a pot, was doing well until recently. it started with the white spots (embedded in the leaf, cannot be scratched of or not seen on the other side). Then the brown spots show up, leaf turns ...
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0answers
24 views

Mango seedling's new growth is drying up

3 months ago I germinated a mango seed. For about a month the seedling was growing in a bottle of water, but then I decided to put it in a pot. At that time the plant was about 20cm high and had 5 ...
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2answers
32 views

Mint fertilized with geranium feed - not feeling good

A couple of days ago my roommate fertilized his mint with a geranium feed, but unfortunately, the mint does not seem to have appreciated it - the leaves became brown and mostly fell: see the picture ...
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1answer
21 views

Fungus issue on unknown ornamental tree

Just recently bought the house in the middle Tennessee area and as going through the bed in front of the house, I noticed what I believe is fungus on the trunk that is stripping the bark from the ...
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1answer
34 views

Why are my aloe’s leaves flattening?

In the past few weeks some of my aloe’s leaves are becoming flat. What is wrong with it? Is there anything I can do? .
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1answer
23 views

Yellowing bottom leaves on a Fuschia

The leaves at the bottom on our Fuschia plant have started to yellow. I have heard contradictory advice that either...this is part of the usual process as the plant grows whilst others have said that ...
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1answer
50 views

What's wrong with my Peony?

Bought this Peony about 2 weeks ago, was happy and green with two buds at the time. Repotted in its own soil when we got it home, it gets quite a lot of sun and we have had several wet days recently. ...
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18 views

This asian squash leaves got black edges

This is a type of Asian squash (very common in Vietnam): I am trying to grow in Pacific Northwest in the summer but I got unlucky People have done this before so this plant definitely can survive ...