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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1answer
53 views

What are these marks on my apples?

I recognized that this year the apples on one of my trees nearly all begin to show marks like the one on the photo. The marks started as little spots and seem to grow all around the young apples. ...
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1answer
116 views

BLACKENING on edge of pear tree leaves & shoots

I can’t figure out what this is on my dwarf pear tree. I’ve looked around the plant and can’t see any pests. The tree is 3-4 years old. I have had the tree for two years. It’s 3-4 years old and ...
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0answers
54 views

What are these red-brown markings outlining the cells on the underside of this fiddle leaf fig?

While shopping at a large chain retail store, I found a fiddle leaf fig tree with a major price discount. I got excited. I’ve always wanted one. But I was nervous about the reddish-brown color around ...
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0answers
54 views

Tree fern burned fronds, browning leaves? (Pictures)

I have bought a tree fern and have put it in a pot about a month ago. Since then it has been having black edges around the leaves and browning. It is spring and there are new shoots growing. I'm ...
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1answer
47 views

Are my beefsteak tomato seedlings doing okay?

So I planted these beefsteak tomato seeds on May 8th and have started transplanting them into larger containers yesterday and the day before yesterday. They are kind of leaning over and I just wanted ...
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1answer
67 views

What is this white web-like, mold-like thing on the plant

what is this web-like, mold-like thing on the base of the watch chain succulent plant? I searched in google for plant "molds" --> I saw powdery mildew. I think this is not that. It's more similar to ...
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0answers
28 views

Yellow spots on cactus, brown spines

I have a cactus in which some yellow spots are appearing, some are starting to turn brown even. Then the spines seem to be dark brown on the top and white on the sides. Not sure if that's normal. I ...
2
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0answers
20 views

What causes curled leaves in ctetanthe pilosa?

I have recently purchased a small ctetanthe pilosa, about 6 inches tall. I have it inside with morning sun through glass window. Temp outside is cold winter between 3 degrees and 10 degrees at the ...
3
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1answer
87 views

What causes purple spots in basil?

I have grown a lot of green basil in my life. I've had less luck with purple basil until last summer, when I was able to grow several basil species, including green (genovese) and purple (amethyst I ...
3
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1answer
241 views

Identify this in soil?

These look exactly like white grapes and they’re in the soil. Does anyone know what this is?
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3answers
64 views

Tree not getting leaves in one section

I live in Illinois, and have a new construction home (I moved in April 2016). This tree was left and original to the land. Not sure what kind it is. The first year I moved in it was fine through fall. ...
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0answers
17 views

Help save my baby tree we got as a honeymoon gift

We got a tree when we first got married as a gift. We didn't have a place to put it outside immediately and my wife was told it could stay indoors. We weren't as good with watering as we should be but ...
3
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1answer
56 views

Tomato Plants Suddenly Weak, Falling Over and Yellowing

My tomato plants were doing great till a few days ago. Suddenly they started getting these white patches on the leaves, especially the leaves at the top and new leaves at the bottom. Some leaves, ...
3
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1answer
136 views

Is my red oak tree dead? Only suckers growing:(

I need help! I got this tree approximately two years ago May 2017 to be exact and it was fluffy lots of leaves!! However, this year it did not grow any new leaves only suckers, can anyone please give ...
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0answers
19 views

Tomato leaf veins bloated and white

I moved some tomato seedling to their own cups from their starting cells (seeded two plants to a cell) about three days ago. I noticed that some of the leaves on the plants are curling in and on ...
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0answers
34 views

Drying sedum. How can I save this plant?

I bought this plant in the month of April. It looks like a sedum. It was very green and healthy back then. Now since summers started the plants branches started to dry though I watered it properly(not ...
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0answers
39 views

Insect Infestation of Chinese Elm

My Chinese elm suffers from an infestation that I am having a hard time diagnosing & treating. About a week ago, I noticed tiny, rod-shaped white spots, mostly on young leaves, which spread ...
4
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3answers
95 views

Tree identification and problem diagnosis

Last summer I moved into a new house and it has this tree in the back garden. Can someone please help me to identify the species and also to work out why it is not growing very well. Some branches ...
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1answer
43 views

Can I regrow this branch?

This morning I had to cut this branch for safety purposes. It's from a neighbor's tree. Can I regrow it?
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0answers
39 views

I rescued this white leaf nerve, fittonia, exotic angel plant for $1

I want to know how to bring it back. Will the tin lantern in the picture work as a terrarium or make a mess? I thought I could make it an outside hanging plant as the counter space in my bathrooms ...
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0answers
23 views

What do when your flowering plants shoots its growth?

I live in south India. Right now the it's summer here transitioning to occasional rainfall. So the temperature is much controlled than previous week. Problem : Over the years I have noticed, my ...
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2answers
39 views

Japanese Acer Growing Oddly

I'm wondering if someone can help, please? Please see attached photo of my Japanese Acer. It has no growth at the bottom at all and I'm wondering if this can be fixed with pruning or repotting. I ...
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0answers
32 views

Straight 8 cucumber problems

I'm new to gardening. I have a container garden on my patio. Everything was started from seed in my kitchen. I planted 3 straight 8 cucumber seedlings in a 18 gal tote. I used, against better ...
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0answers
34 views

Brown thing around Mango leave's veins

My 4 mango plants (from 5 to 8 months) are now struggling with weird disease. It started about 3 weeks ago, lower leaves got brown and finally gone. Now I have noticed brown thing on younger leaves. ...
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1answer
53 views

Why are the leaves of my peace lily plant turning yellow?

My peace lily plant was very robust and had lots of flowers. However, its leaves started turning yellow and now it looks like I am going to lose it. What can I do?
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0answers
66 views

Why is my Four O'Clock plant (Mirabilis jalapa) dying?

I live in Sydney. Its hardiness zone is 10b-11a (depending on the region). This autumn thus far has been warm and sunny with temperature range between 28C to 13C on average. Not too hot and not too ...
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0answers
31 views

How to revive my licuala grandis?

I was away for two weeks and unfortunately forgot to tell the caretaker to water my licuala grandis while I’m away. When I got back home this is how it looks like Is there any chance to revive this ...
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0answers
79 views

How to help this avocado tree?

The tree lost a lot of it leaves over the last year and the upper parts seem to be dead wood by now. However it has sprouted a lot of new branches in the bottom portion as visible on the picture. The ...
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1answer
31 views

How much late spring cold have damaged my walnuts

Unfortunately, last night temperature in my garden in Avenliq. East Azerbaijan of Iran country dropped to -3°C and these are my walnut new sprouts after that. will these bear any fruit? should I do ...
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0answers
22 views

Apple tree concerns

I purchased a house with an apple tree, maybe 15' tall and 6" in diameter. The tree has two longer branches and I was wondering how to go about trimming them. If anyone can tell me where to make the ...
2
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1answer
58 views

Is this Orchid dying?

I've had these orchid for about a month and it was doing really well but now it looks like its dying.What type of orchid is this? How do I make it bloom again?
3
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1answer
74 views

Sansevieria disease

Anyone know what is happening to this sansevieria?
2
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1answer
76 views

Plant has yellow things on it

What are these things on my plant?? It started as small yellow dust then it grew to these weird fungi looking things on my plants. Is it time to throw it out?
2
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3answers
94 views

What disease is this (tomato plants)?

I got these seedlings that i re-potted. The bigger leaves get white/yellow spots and the baby leaves go dark as they sprout and wilt very fast. I have a few varieties in small containers that seem to ...
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0answers
37 views

I don’t know what’s happening with my cacti it had brown spots on it and it happens a week ago I think

so I don’t know what’s wrong with my cacti
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2answers
52 views

Scale like skin on indoor dragonfruit plant. Help!

I’m a little concerned about my dragonfruit plant (at least I think that’s what it is-bought it as a “cactus”). It has always had a little of this scaling, but it has gotten worse recently. I’m just ...
1
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1answer
112 views

Newbie with yellow/falling avocado tree leaves

First time newbie here: I've received an avocado tree as a gift no so long ago (April 3rd) since I always wanted to have one (although planting it myself from scratch hehe). However, my plant has ...
1
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1answer
87 views

Can this fittonia argyroneura be saved?

I gave my friend a fittonia that I propagated from my own plant. Since she's had it, I've been checking up on it a bit, letting her know the best light placement, etc. Almost a year since I last ...
1
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1answer
112 views

White stuff in citronella plant?

What is this white stuff in citronella plant and how can I remove it? It looks like a type of insect. Both of my citronella plants have that. Is it contagious? I started spraying it today with soap ...
2
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1answer
139 views

Monkey Puzzle Tree wilting/dying

My monkey puzzle tree is wilting- branches turning brown/black and doesn't feel particularly firm to touch like it used to. I got it last November and kept it inside over the winter as I thought it ...
2
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0answers
45 views

Why are my orange trees dropping new leaves and getting dry?

Up until a few days ago, these orange trees were doing fine and well. They had nice new growth. Since three days ago I've been finding them dropping some of the newer leaves, along with some of the ...
2
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1answer
208 views

Why are my newly planted Honeysuckle leaves turning purple/brown?

I am based in London, UK. I have recently acquired a late Dutch Honeysuckle (Lonicera periclymenum 'Serotina'). However, after a few weeks, the leaves have started going slightly purple - I want to ...
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1answer
47 views

House plant seems sick

I haven't been able to identify this house plant. Its leaves have a really beautiful pattern, as such: It has been watered regularly, is in the sunlight every day, but the leaves are furling and ...
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1answer
25 views

Crippled nectarine tree leaves

Not sure what's causing this crippling on the leaves of nectarine leaves. Please help. Zone:9 (northern California)
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1answer
235 views

Is something wrong with my ZZ plant?

This morning I looked over my ZZ plant and saw these white spots underneath some of the leaves. The best match I could find is something called powdery mildew. Is it that or is it something else?
2
votes
1answer
42 views

Plant appears to die quickly

Bought this plant a fortnight ago and it was in perfect health. Suddenly it’s whittling away. Any reason this could happen so quickly. It’s not too hot, too cold, nor is it heavily watered. It looks ...
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0answers
418 views

Kentia palm gets brown/yellow spots on the leaves and has no growth

I'm a bit concerned for my kentia palm. I've had it for about a year, I've placed it fairly bright, I spray the leaves with water regularly, and water it every-time the top layer of the soil is dry (1-...
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0answers
22 views

Drainage question; tall, cylindrical pot vs stouter one

I recently repotted a Euphorbia Milii that hasn't been doing too well. I posted a question on the forum, and it seemed like the pot was too large. Specifically, I got this answer from a helpful forum ...
3
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1answer
219 views

Carolina Reaper problem

I have a problem on a Carolina Reaper. It's +- 2 months old. I grow them indoors(living room, +- 20 degrees celcius) under a 45 Watt LED grow panel (50 cm above the plants). I use universal potting ...
1
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1answer
87 views

The water in my cactus oozed out when I moved the pots and now it is kind of deflated, is it dead, is there any way to help it?

The water in my cactus oozed out when I moved the pots and now it is kind of deflated. Is it dead, is there any way to help it?