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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3answers
2k views

Okra will not produce pods

I am attempting to grow okra around Portland, Oregon area, USDA hardiness zone 8b. I am growing them in a makeshift greenhouse make of some clear plastic tarp over a raised garden bed. This was ...
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2answers
81 views
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0answers
36 views

White spots on Tulsi leaves

There are white spots on the Tulsi leaves. Can't go outside to buy manure or fertilizers due to lockdown. Please suggest home remedies for this..
2
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0answers
20 views

Unknown discoloration on tomato plant: how serious is this?

One of the tomato plants in our garden has discoloration both on the upper leaves and on one or two of the fruit, as here: How serious is this, and how should I address it? Is the plant salvageable? ...
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3answers
13k views

Brown and yellow spots on Calathea Orbifolia

I bought my orbifolia in january, and the brown and yellow spots on the big leafs were there when I bought it. But now (i think) the small baby leafs are turning yellow and brown, mostly on the tips ...
2
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1answer
379 views

Brownish yellow spots on monstera

Spots have developed on the leaves of my monstera deliciosa, and I've found nothing online that's quite like it. It's not on top of the leaf, can't be wiped off, and it's not growing in regular ...
4
votes
1answer
60 views

What are those brown / white spots on my cactus?

There are 3 of this same cactus sharing the pot. Only one of them is getting these spots. What could it be? Fungus? Sun burn? They are in my balcony, they don't get rain, and they get like 3-4 hours ...
6
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2answers
7k views

Why are my pumpkins only growing small, then dying?

My pumpkin vine is very healthy, but the pumpkins grow to about the size of a golf ball and die. I water them and they are in good soil. Why is this happening?
1
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1answer
56 views

Avocado tree to skinny

What can I do to make it fuller Avocado tree. About 4 months old Only 3 leaves 21” tall. Already pinched back 2 times. South facing window indoors daytime diffused light. Direct sun one day burnt 2 ...
1
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0answers
19 views

Uneven coloring basil leaves

I have seen this from time to time Where the color of the leaves is uneven. This year I purchased the plants from two sources. One batch is nice even color and the others somewhat splotchy. Just ...
5
votes
2answers
809 views

Avocado leaves browning and dying

Anyone know what is going on with my avocado tree last year it was fine i grew it from a seed but this year the leaves have suddenly started browning and dying off and at first i thought i was over-...
3
votes
0answers
25 views

White branches on citrus tree, is this normal?

I'm seeing the branches to my citrus tree turn white. When I cut them, it's all dead. Is that normal or is it a fungus or something ? Please refer to the attached photo. It's happening to several ...
3
votes
1answer
27k views

Why is my philodendron getting these brown dry parts on its leaves?

Why is my philodendron getting these brown dry parts on its leaves? You can see in the attached photo where it is starting to get brown (bottom left). In the second photo you can see that almost the ...
3
votes
1answer
39 views

Is my areca plant dying or dead?

I recently just bought an areca plant. When it arrived I repotted it in the same soil mixed with some sand and watered it using tap water. The next day the leaves had turned a sort of silvery yellowy ...
4
votes
5answers
3k views

Why didn't my Meyer Lemon tree produce fruit after it blossomed?

My Meyer Lemon tree was full of flowers this spring. I hand pollinated them using a q-tip, along with help from some insects, when the tree was outside. After the blossoms fell off, it didn't ...
7
votes
1answer
5k views

Grapes leaves too dry - is that normal?

Recently I noticed my green grapes leaves don't look too good. There's nothing like scales or ants or any other sign of parasites. Only older leaves are affected, new ones are fine as you can see on ...
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0answers
16 views

My Hindu rope plant has yellow like pollen on some new shoots is this ok?

I have a beautiful variegated Hindu Rope. It seems to have new buds. They are covered with a yellow pollen like substance. Is this ok?
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0answers
34 views

Is this an herb, weed, or veg?

Would like to identify this plant. Which has appeared in my garden and,has grown very fast.I am unable to identify it can someone help.Thank you.
13
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2answers
4k views

Why are the blooms dropping off my zucchini without fruiting?

As you can see from the pictures the blooms look as if they just release themselves and leave the beheaded stalk. There doesn't seem to be any fruit growing at all. Is there something that I am doing ...
1
vote
1answer
41 views

Why are these ferns growing poorly?

I bought these three ferns at the same time. They came in 10cm pots so I planted them in 20-30cm pots. They are in a shady location with a limited amount of sunlight for some of the day. I water them ...
1
vote
2answers
42 views

Tomato planting withering for no reason, please help

Most of my balcony tomatoes have been doing well, but this plant started to seriously wither 2-3 days ago. It is about 3 months old. It is well watered. Container has drainage holes. Fed with liquid ...
1
vote
1answer
51 views

Why are my tomato plant leaves curling

I’ve got several tomato plants. They are all in large containers, watered regularly and given tomato feed every 2 weeks All of the leaves are starting to curl as seen in the pictures below. Does ...
3
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0answers
24 views

NUBS falling off OKRA PLANT

I have healthy okra plants based on leaves and trunk observation, with small buds that are taking too long to blossom. They are planted in 5 liter pots. I found 1 flower that has dried up and fallen ...
5
votes
3answers
28k views

Why are the leaves of my Peace Lily wilted and black?

I recently bought a flowering house plant. I may have watered it too much, me thinks. Since my apartment gets little natural light, I put it outside on the patio the other day in direct sunlight, only ...
6
votes
1answer
1k views

Why is my avocado plant dying with brown, decaying leaves?

A few years ago I grew an avacado plant from some seed and some time later leaves started turning brown and fell from the plant. I tried a lot, but landed on the thought that perhaps since it has ...
1
vote
0answers
25 views

New medinilla magnifica leaves curl and turn brown

I've got this medinilla magnifica that is doing really good. It bloomed beautifully an is growing some new leaves. However, every new leave curls and turns brown a few weeks after sprouting. This is ...
0
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0answers
16 views

How Can I Rescue This Little Bitter Orange Tree?

I've planted these sweethearts from seeds around 4-5 years ago. I live in a high humidity, fairly mild climate without much sun. I've kept these mostly indoors by window sills and for the past 1.5-2 ...
0
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0answers
14 views

Pale tiny leaves of Philodendron

The plant in question is Thaumatophyllum bipinnatifidum. It was producing bigger leaves but now the plant is producing very pale and tiny leaves for its color and size. The plant is in Indirect bright ...
2
votes
0answers
503 views

Black spots on echeveria leaves - cause?

Activity on 28-01-2019: Watered - soil is damp as of 29-01-2019, but it is a fast-draining cactus mix. Pest control - sprayed 2~3 times with pyrethrum bug spray (brand below) Fertilized - about half ...
0
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1answer
42 views

My Norway Spruce is Dying

https://imgur.com/IN6LCDu https://imgur.com/8lbVDFe (Follow links for pictures) I got some trees for Christmas, and most of them are thriving, but my Norway Spruce is not doing too hot. At first, I ...
0
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1answer
41 views

chillis going slightly yellow only produced one fruit took it off when it was ripe

chillis slightly going yellow only produced one fruit i took it off when ripe its still flowing but the flowers are dropping and not producing any more fruit
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0answers
21 views

Is my Areca palm dying? How to save it?

I was gifted this areca palm about 8 months ago. It was fine for the first 3-4 months. After that it has started yellowing, the fronds are not straight as well. Earlier I used to water it about once ...
4
votes
1answer
83 views

What are these white things on new leaves?

I have roselle planted. But I see these on the leaves. What are these? Edit: Added closeups
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1answer
62 views

My plant is drying and dying. What should I do?

I bought this bush/shrub/plant about a month ago but I can't remember the species. It was very green, the leaves were curled and very little and it had very little white flowers. When I bought it ...
2
votes
1answer
58 views

How to nurse a plant damaged from shipping back to health?

I ordered a Peperomia Argyreia (Watermelon) and it arrived today. 5 out of 7 of the leaves have some or a lot of browning/blackening on the underside of them, with the 3 biggest ones all having some ...
0
votes
1answer
671 views

Peach tree leaves turning yellow

I have a Hale Haven peach tree that has leaves turning yellow and falling off. I live in Kansas and we just had so much rain. I have never seen this yellowing before this year. I also have rug laid ...
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0answers
55 views

Brown spots on Philodendron Congo Green?

my philodendron congo green have brown spots on almost all leaves (even the newly sprouted ones). However, the older leaves don't have the problem, and they have much darker green color as well. I ...
1
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1answer
165 views

Why is Norway spruce dead at top

Just recently had it sprayed from professional as suggested for boost and growth. Could it be from that or something else. They are coming back next week.
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0answers
19 views

Dying Marigolds

On uplifting dying Marigolds I have noted gold like crystals at the roots. The plants were purchased from a reputable garden centre and planted out by myself using a little bone meal to assist rooting....
2
votes
1answer
32 views

What is the diagnosis and treatment of a 5 year old Blueberry plant?

Our five-year-old blueberry plant, that has always produced well is full of berries and all of a sudden has dying branches and leaves turning red. I’ve included picture. We did fail to prune it last ...
1
vote
2answers
121 views

Lilac tree disease

I have a pair of lilacs, very close together, which have been fine for ten years. This year they have hardly any leaves (just patches of them) and what appears to be a whiteish and partly yellowish ...
4
votes
4answers
14k views

Cucumber plant turning yellow and babies dying

I live in Los Angeles and am growing cucumbers in a container. My cukes were going like gangbusters until about a week ago, had probably 10 little baby cukes growing, and then my leaves started ...
1
vote
0answers
25 views

Black and Yellow dots on Scallions

I'm new to gardening and well recently I decided to try to grow scallions from leftover Scallion ends. first I placed them in water to grow them out a bit then I planted them in a random pot that had ...
6
votes
1answer
323 views

What caused this red spot on my Haworthia plant?

My Haworthia plant has this strange red spot. I'm not sure what it is - is my plant okay?
2
votes
1answer
31 views

What is this white fuzz on my mango seedling?

My mango seedling has some white fuzzy fungus-like spot on one of its leaves. What is it, and what should I do about it? A quick google search suggests powdery mildew, but I doubt that's it as the ...
1
vote
1answer
55 views

What houseplant is this and what conditions does it like?

Hello, I've had this houseplant for a few months but it doesn't seem to be very happy. Can anyone please identify it so I can make sure it's in the right conditions? Thanks
0
votes
1answer
59 views

What causes a planted seed not have leaves

I started a avacado tree from seed and it is about two feet tall but it only has new leaves at the top of it and the rest is bare stalk. what do I need to do to make it make more leaves.
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0answers
21 views

First Plant - Hydrangeas Dying

Afternoon All, I was recently gifted two hydrangeas and haven't really taken care of a potted plant before. I was hoping to get some help to make certain that I'm not killing these plants. I ...
3
votes
1answer
64 views

Why are these bean plant leaves misshapen?

I've planted a few rows of green bush beans and some of the sprouts have misshapen leaves (see images below). Some beans are perfectly fine whereas others are totally mangled. The soil is sandy but ...
1
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0answers
20 views

What causes these brown ruaty spots on my hardy kiwi plant?

I have noticed my kiwi got some brown leaves. It's on the front side of the leaf, back or both. Recently I have moved it to sunnier location could that be it? there is no sign or any creatures.

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