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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14
votes
6answers
52k views

My indoor plant has an orange mold-like substance growing on it and has tiny white bugs. How can I remove it?

I have my very first plant in my cube and it seems to be doing just fine. However, there is an orange mold-like substance growing on the top of the soil, and I can see a few tiny white bugs crawling ...
10
votes
1answer
111 views

Cycad - Zamia fischeri - large chunk from caudex

Advice please on what may have caused this large chunk to be taken from my specimen of Zamia fischeri? Background The plant was purchased about six months ago and I recently (three or four weeks ...
1
vote
1answer
28 views

What do I do with these roselle plants?

Due to other work, I was unable to transplant these roselle plants to smaller containers. Their roots grew tangled and the leaves were very sparse and discoloured/reddish tipped. Though these bore one ...
0
votes
2answers
44 views

My small avocado plant is dying

I think my small avocado plant is dying. I spent 15 days somewhere else for my holiday. Before I left my plant was perfectly healthy and lovely (photo below). I told my roommate to water it on Dec. ...
3
votes
2answers
69 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 ...
1
vote
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?
0
votes
1answer
31 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.
3
votes
1answer
26 views

Young mango tree leaves get blackish and fall off

I have planted a mango seed and it was growing fine until a few days ago I noticed that one of the leaves had started going blackish. When I touched it, it fell. Yesterday I noticed that another one ...
3
votes
1answer
74 views

Sansevieria disease

Anyone know what is happening to this sansevieria?
7
votes
2answers
110 views

Orange seedling leaf browning, curling, slowed growth? Please help!

I am a 1st time citrus planter. I planted an orange seedling in some potting mix after it germinated. Within the 1st few wks there was pretty impressive growth of leaves and height. it is now about ...
2
votes
2answers
179 views

New growth on my schefflera is yellow

I have recently repotted my schefflera plant (it stopped growing due to how small the previous pot was) and it’s started growing again but all the new growth is yellow! The old leaves are perfectly ...
1
vote
1answer
19 views

Wondering why my Ocean Spider Plant is not thriving

A friend of mines had given me this Ocean Plant about six months ago. It has not made the long spider babies that normally come out. I was wondering if someone can suggest what Im doing wrong or if ...
3
votes
2answers
48 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.
1
vote
1answer
23 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 ...
2
votes
1answer
253 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 ...
4
votes
1answer
131 views

What to do for the young avocado plant with brown spots on its leaves?

I've read the answers to two similar questions but as the answers were opposing, i couldn't be sure what action to take. Here is what I have: Here (Figure 1) is my Avocado plant, which i had potted ...
3
votes
1answer
31 views

Why is my aloe vera plant having plant spots?

My aloe vera plant is having black and brown spots. Help me figure it out .
3
votes
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 ...
1
vote
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 ...
2
votes
1answer
26 views

Avacado sprout dying

My seed sprouted but it started to drying out from the top . Not sure what went wrong.
6
votes
1answer
517 views

What to do with this Bromeliad?

What to do? I was given this Bromeliad, two links above. Please see what looks like white dust. A neighbor had quite a few plants on her porch, she gave me most of them because she didn't want to have ...
2
votes
1answer
2k views

Kentia Palm's Outer Leaves Are Browning Quickly

I have bought a kentia palm about a year ago and I live in a warm and relatively humid climate. Some of the leaf tips have gone brown here and there in the past year, but I have noticed that the outer ...
1
vote
2answers
103 views

Help - kentia palm dying

Photos: https://imgur.com/a/OY1lPGy/ Background: My SO and I got this ~4 ft kentia palm about 2 months ago. Our cat chewed it up a bit at first, but we put it on a table so she couldn’t get to it ...
5
votes
3answers
3k views

Why is my cactus so thin?

About one year ago, I purchased three cacti in the same pot. They looked like this when I got them: One of them got bigger over the months, but the tallest one kept thinning. As you can see from the ...
2
votes
2answers
52 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? .
2
votes
2answers
3k views

Strange spots on leaves on rubber plant (Ficus Black Night)

I purchased this plant about a couple weeks ago and when purchasing I saw these strange tiny black spots underneath the leaves but I went ahead and purchased anyways since it was the last one left. ...
0
votes
0answers
24 views

White & red mould/fungus growing on my tree

I've just noticed these horrible white/red mould patches on my tree. I'm in the UK, it is winter here. Could someone please tell me what it is and how do I get rid of it. The tree is above 25ft tall ...
1
vote
1answer
37 views

Washing roots to make sure it has no hidden insects?

My red pepper plant isn't doing too great, so I decided to check the soil and it had dark red worms. I took it out of the pot, and removed all the soil from the roots with a water hose (or so I ...
6
votes
1answer
112 views

Roses in clay pot started to go bald

I purchased some roses in clay pots. They were very fresh and beautiful but after a while they were starting to go bald and their leaves turned yellow. What should I do? They are in open air and have ...
6
votes
1answer
821 views

Why would my citrus tree have dying twigs, burrowing insects and black scale?

My citrus tree is not healthy. The leaves are falling off, and the twigs are becoming brown and dying: In the middle trunk, where a large branch was pruned years ago, there seems to be some burrowing ...
0
votes
2answers
27 views

Is this one of the incurable Canna Indica viruses?

More higher resolution images are here: http://imgur.com/gallery/sD2T1qN
2
votes
1answer
186 views

What could be causing my top kakis' leaves to turn yellow and sick?

These two kaki were planted last year, and I was thinking there were doing pretty good. But as you'll see on the pictures, leaves are really light green, and the topmost ones show brown and black ...
0
votes
2answers
59 views

I really need some help to save my aloe

(Link to album showing the state it's in in more detail : imgur link) Hello there, My aloe isn't feeling so well. It stayed in a really small pot for too long and was slowly dying out, so I ...
1
vote
2answers
94 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 ...
1
vote
2answers
2k views

What is causing black leaves on my Aloe Vera plant?

This was a perfect plant. This started happening a week ago. All the leaves have gone from bright green to black. Some of the leaves are mushy. I water this plant once a month.
3
votes
1answer
93 views

Browning aloe leaves - what do I do?

My aloe plant is currently browning a little. I reported it about six weeks ago into a cactus and succulent mix. I separated some of the aloe pups to grow, they’re currently doing something similar to ...
2
votes
2answers
176 views

Cacti red/white discoloration

I’m growing these cacti for about 9months i just changed their soil and pot, while i was picking up the little babies is realised that some of them changed color to red (meaning too much sun i guess) ...
0
votes
2answers
91 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 ...
4
votes
2answers
3k views

What is wrong with this desert rose and how can I cure it?

My desert rose appears to have a disease, as shown in the picture above. Every year, the leaves develop these spots and look terrible. It still blooms every year. Here is another picture of it: ...
0
votes
1answer
31 views

Nerve Plant Bleaching/Yellowing

I've had this Nerve plant for about a year and a half and it is one of my favorite plants. It has always been a consistent grower and never given me any trouble. In the last few weeks, the plant has ...
1
vote
1answer
135 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 ...
1
vote
1answer
88 views

Can These Plants Be Saved?

I believe the more dead one is sage. How should I help it? Also the plant with brown ends on the stems is mint. Should I cut off the brown bits? I don't care about harvesting or eating them I mostly ...
0
votes
1answer
31 views

Crispy wave fern leaf skeletal

I have had a crispy wave fern for a couple of months now and its overall health seems pretty good with the exception of one leaf that has a skeletal look, see the picture below. It seems to propagate ...
1
vote
1answer
30 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?
2
votes
1answer
154 views

Avocado plant with brown spots on the leaves

My avocado has developed brown spots on the leaves trying to figure out what it is
0
votes
1answer
734 views

Is my aloe Vera dying

[ The leaves have lots of indents, there are marks on the leaves and some of the leaf tips are turning brown
1
vote
3answers
5k 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 ...
1
vote
1answer
26 views

What went wrong with my potted creeping fig?

I bought this ice caps creeping fig in September, and it's just not doing very well. The leaves are very dry and brown looking, and I haven't seen any new leaves since shortly after we got it; I'm not ...
5
votes
2answers
2k views

Raised bumps on my succulents

Recently I discovered these spots on some of my succulents. It had been raining heavily a week back, and now it's quite sunny. I haven't watered it since the rains fell. The spots are raised, and don'...
9
votes
2answers
6k views

What is happening to the leaves of my avocado?

I have an avocado plant in my outdoors balcony. It's been growing nicely, but there are small brown dots/holes in the leaves for some time now. I don't see anything in the underside of the leaves, and ...