For questions about a plant that's failing to thrive, and where the cause is unknown.

learn more… | top users | synonyms

2
votes
0answers
31 views

Why has my kiwi plant developed red leaves?

I have grown a kiwi plant which is growing nicely in my office. Recently, some leaves developed a red hue. What is happening here? Do I have to worry?
2
votes
0answers
30 views

What causes sandy, flecked, or speckled leaves like this?

There are several different species of plants in my yard that have developed some kind of condition where the leaves get pale, tiny specks all over them (such that they look kind of sandy). What could ...
1
vote
0answers
31 views

Why are my raspberries' leaves turning brown?

My yellow berries were doing great until a couple of months ago then the leaves started to turn brown and curl up. It started slowly but almost took over the whole plant. There is new growth on the ...
2
votes
0answers
21 views

Something is killing my snakegourd plants

My plant's leaves are developing yellow, black, and dry spots all over. The flowers are also drying up before becoming the vegetable itself. There are ants nearby but I don't think ants do this type ...
3
votes
1answer
32 views

What are those black spots on my apples?

I've got two apple trees in the garden and all of their apples are covered in black spots What is this? They are quite different from those What causes black spots on my apples? Any idea how to ...
2
votes
2answers
42 views

Diseased roses: salvagable, or a danger to my other plants?

This poor potted rose bush (don't know the type) has just been getting worse and worse: Clearly a disease, but what? Can it be saved? I've already pruned 2 branches that had basically died, but ...
1
vote
1answer
66 views

Garden tree seems “sick”

I have multiple of these trees and one of them seems "sick" - it barely has any leaves and there is some discoloration on it. Is there anything I can do to treat it or do I basically have to rip it ...
2
votes
2answers
54 views

Why are my Vinca and other potted plants wilting, despite following care instructions?

Some days ago I posted some doubts about my Vinca (probably a Catharansus rosea) because it started to look bad. After taking care of it as told, it kept getting worse. The same thing happened with ...
2
votes
3answers
99 views

Why did a section of leaves on my Holly bush turn brown?

We have two East Malatka Holly bushes in our flowerbed, which were only planted 5 months ago (they were in 15 gal pots, so already pretty large). They have been doing well, until just the last week ...
2
votes
1answer
58 views

What is this white stuff on my lime tree and should I be concerned?

My otherwise healthy lime tree (5 years old), has an odd white growth over it's surface. The ants seem to enjoy it. Is this something that needs to be treated immediately or can I do it in the ...
1
vote
2answers
41 views

Spots & holes appearing on rocket leaves

Does anyone know what these spots & holes are that appeared all over my otherwise happy rocket crop recently? I'm not sure if it's related, but there has been a lot of rainfall in my area ...
3
votes
2answers
66 views

dying leaves on Japanese maple: water damage, drought, or disease?

we had this Japanese maple placed last year by our landscaper, and it did well. this year it seemed to be doing well, but we just noticed these scattered branches with a bunch of curled leaves, and ...
1
vote
1answer
56 views

Is this wormwood and what can be done to stop their decline?

I've scoured the internet and am still unsure what these plants are! They're starting to die off and I'm trying to do some research on what can be done to save them. They have somewhat feathery ...
1
vote
0answers
32 views

What is causing curling and white, hairy growth on the leaves of my chili plants?

The leaves on my chili plants have started curling up, and on the underside of the leaves along the petiole, I've noticed a line of very fine white hairs. What's wrong with my plant?
4
votes
1answer
69 views

Raspberry leaf curl disease? Can this be treated or prevented?

About a 1 1/2 months ago I ordered and received a live raspberry plant from Burpee. Burpee lists the plant as Crimson Night Raspberry PPAF. My understanding is that this raspberry is a variety ...
1
vote
0answers
37 views

What is causing the brown-black spots on my apricots?

I've recently bought a house in the Auvergne region of France (South central) which is about 30 years old and that has the good fortune to have several mature fruit trees in the garden (cherry, apple, ...
3
votes
3answers
143 views

What's wrong with my tomato plant?

This is a Great White plant, planted about 30 days ago. It has yellowing leaves with black spots, all tge leaves are drooping, and there are very few flower buds. I'm afraid I might need to dispose of ...
2
votes
2answers
88 views

What is causing damage to my summer squash and zucchini plants?

I have a variety of problems with my summer squash and zucchini plants: The summer squash (and to a smaller degree the zucchini) has clear spots in the leaves: This morning one of the zucchini ...
1
vote
1answer
31 views

Why does my Red Acer plant look like it has twigs but no leaves?

I have two Red Acer plants. They were both young and small when I bought them last year. I did find some bugs on the branches of the green one, so I sprayed them with bug spray. The one with the green ...
2
votes
1answer
51 views

Is my limp Elephant Ear dead?

I have an elephant ear plant. I planted it about three months ago, and it has been limp for the last two days. What used to be open and spread out is floppy and all over itself. It's not yellow. Is ...
3
votes
3answers
77 views

How do I keep “cat grass” alive?

Sometimes I buy a little carton of grass at the pet store for my (indoor) cat to nibble on. She likes it but it always seems to die off within a week or two. I'd really love to have a sustainable ...
7
votes
2answers
101 views

What is causing dry, dark green spots on the leaves of my new basil plant?

I just bought a basil plant this past week at the supermarket to have some fresh basil for cooking. It had some dark green spots on it, which at first I assumed were just dry/dying leaves. I'm not so ...
5
votes
1answer
46 views

Why isn't our Victoria Plum tree producing healthy fruit?

We have a 4 year old Victoria Plum tree. We prune it, and water it well. We were excited this year when it had the best show of blossoms so far. After blooming, a large number of tiny green plums ...
3
votes
1answer
65 views

Diagnose Sugar Maple problem

How does one diagnose Sugar Maple problems? There is some green on the trunk and the leaves haven't filled out for a couple years. Climate: Southern Michigan Soil: ~18 inches of topsoil with clay ...
2
votes
1answer
37 views

Why would one of my Prairiefire crabapple trees seem stunted this year?

I planted two Prairiefire Crabapple trees on my front lawn about ten years ago. Each spring, they flower beautifully together, then fruit, then leaves. This year one of them seemed to lag behind. ...
3
votes
1answer
83 views

Succulent withering/rotting at the base

This succulent seems fine at the extremities, but it started to wither from the base up... Can anyone identify it so I can find how to grow it properly? I put a few drops of water everyday on it, ...
1
vote
0answers
30 views

What is causing brown spots on my Philodendron?

I have dark brown spots appearing on my very large Philodendron and have no idea what is causing them. They are not turning yellow like the soil is too dry or they are getting too much sun. Does ...
1
vote
1answer
62 views

What is happening to my chili plants?

Okay, so I had some green aphids and killed them with an acetamiprid based insecticide. Everything after that seemed fine until recently. Some whiteflies started showing and I treated those with a ...
1
vote
0answers
49 views

What is causing yellow spots on my cucumber leaves?

I planted these cucumbers last week, and yesterday I noticed the leaves have yellow spots and edges. Do I need to buy new plants?
1
vote
0answers
40 views

What should I do to prevent kiwi leaves losing their color?

My kiwi leaves are losing their green color too fast. Even new, small leaves can lose it and fall off. The kiwi is 1 year old, grown in a pot in my apartment. It is not close to a window or a ...
3
votes
1answer
63 views

Why does my recently transplanted avocado still have droopy, discolored leaves?

This avacado tree is about a week old, and now she's looking a little worse than she did here. :( Thoughts?
3
votes
1answer
57 views

Hapless rose bush diagnosis

I've recently become the inexperienced caretaker of four rose bushes at the house I moved into last year. I've done a fair amount of gardening but was never into roses. Anyway, I feel like it's my ...
5
votes
1answer
89 views

What is causing white spots and wilting on my Black Naga leaves?

I have some chili plants which are two and a half months old. Most of them seem fine except one. A few days ago, one of my Black Naga plants started having these weird white spots on a few leaves (not ...
3
votes
2answers
865 views

Why did my young cucumbers turn yellow and fall off?

My baby cucumbers turned yellow and fell off. I have 2 cucumber plants that produced 8 cucumbers each, however, the other flowers with small cucumbers turned yellow and fell off. What causes that ...
1
vote
1answer
41 views

Why did my onion heads turn brown after planting?

My spring onion heads turned yellow. Once I set spring onions in the soil, the heads turned brown and they are growing slowly with yellow leaves. It's summer season in my country. My soil is a mix ...
1
vote
2answers
107 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 ...
2
votes
0answers
86 views

What is causing brown spots on my mint plant?

I have been rooting my mint in water and it rooted, then I found those brown spots appearing. It happened with all the mint plants I had before. I am in Egypt, and it gets morning sun and no afternoon ...
5
votes
1answer
71 views

Aloe plant is yellowing slightly at the tips

I have had this aloe plant for about a year, and up until now, it's been thriving. Now, it's beginning to turn yellow at the tips. Here are a few pictures for reference. I also think whatever's ...
3
votes
2answers
410 views

Why are the leaves curling on my snowball bush?

Our small snowball bush has some curled leaves. I don't see any evidence of any bugs eating it or damaging it. What could be causing it? What can I do to treat/fix it? Click on photo for full size ...
1
vote
0answers
21 views

What is causing yellow leaves on my Morning Glory? [duplicate]

What's wrong with my Morning Glory? It's grown outside, the temperature has been around 5-10 °C at night and 10-30 °C at day time since I planted them. Could it be cold, pH, overwatering?
1
vote
0answers
45 views

My large pine tree is indenting at the bottom of the trunk

My large pine tree is starting to indent near the ground. The bark in some spots can be pulled off easily. The pine tree is the type that branches out. What could the issue be ?
1
vote
2answers
67 views

Why do we have yellowing watermelon leaves?

My husband and I, first time gardeners, planted some watermelon for our grandchildren. We water the raised garden they are in every other night. We have been noticing yellow leaves, but only on the ...
3
votes
0answers
86 views

What is wrong with my apple trees?

This is on some of my apple trees, can someone help me? What is going on and how do I treat it. Thanks
2
votes
0answers
44 views

All our garden plants appear to be dying

I have a red Acer tree about two to three feet tall, two Hydrangeas and a Buddleia all of which appear to be dying, leaves shrivelling up. We have just returned from a week away and are horrified to ...
4
votes
2answers
131 views

How can I help a rhododendron with yellowing leaves and a dead section?

I have a rhododendron which was healthy last year, and produced gorgeous white flowers. Today I noticed that many of the leaves are turning yellow, and a section appears to have died. ...
1
vote
1answer
73 views

Why are my rose flowers getting dry?

First of all, I'm not a gardening expert so I don't know the correct terms. I bought some roses recently and I've put them next to my window. Their leaves are getting dry and their flowers are ...
2
votes
1answer
216 views

Why would my basil leaves have a sharp, unpleasant smell?

I have a basil plant that's getting plenty of sunshine (it's around 29 °C today, with clear skies). It's in a big pot, not shaded, and the soil is damp. We had a lot of rain a few days ago, and ...
1
vote
1answer
90 views

Why would a walnut tree lose all its leaves in ten minutes?

I watched a walnut tree lose all its leaves in about ten minutes one time some years ago and I was wondering if this is something that is normal and if not would there be a simple explanation for it. ...
3
votes
1answer
153 views

Aloe plant is browning and the leaves are thinning

I have recently received a small Aloe plant that I wasn't able to identify past the genus. It does not look healthy, some leaves have become brownish, and their ends thin, as if squeezed out. The ...
1
vote
1answer
67 views

What is eating my basil?

I have had a terrible time with my basil. I do not see any bugs or slugs. Nothing on the undersides of the leaves BUT there are obvious holes from the center of the leaves as well as bites taken out ...