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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Yellow Spots on Coconut Palm - Seeking Advice [duplicate]

Our Coconut Pal is getting yellow spots. We are encountering a problem with our Coconut Palm; it's developing yellow spots. I researched similar issues and found a discussion about brown spots on a ...
PrimosK's user avatar
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2 votes
1 answer
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Potted indoor olive tree with browned, curled, and dried leaves and branches. I need help. How to revive?

In November, I bought a 1.80m potted Olive Tree to keep inside my London flat. Pot diameter 20cm. Location By to a south-facing floor-to-ceiling window. Occasionally, I move it from the side of ...
aky's user avatar
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1 answer
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What’s wrong with the plant in this photo?

I have an unknown ground covering plant in a garden bed in the San Francisco Bay Area that is a mixture of green and parts that look dead and decaying. See photo. It’s had a lot of rain over the last ...
en205's user avatar
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2 votes
1 answer
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What's happened to this snake plant? Is it revivable?

I’ve noticed my snake plant seems to have quickly (within a few days) changed from appearing ‘normal’ for the past 18 months to looking like this. I don’t know much about these plants and only ...
James's user avatar
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1 answer
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Black spots on my ruby ficus elastica

Does anyone know what these black spots on my ficus are and how to treat? I had to put it out in the sun when my house was being painted, could it be sunburn? Or maybe a fungus?
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3 votes
1 answer
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Arborvitae tree

Our arborvitae was damaged by a lawn mower that hit the base of the tree. About a 4th of the tree is now brown (likely dead). If the dead section is removed, can the tree be resuscitated or ...
Pat Daily's user avatar
1 vote
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Help with my corn plant

I received this plant in the hopes of making it thrive but it’s not. I have a humidifier, mist it daily and keep the soil appropriate for winter. I recently removed the dead leaves bit at the bottom ...
Ari's user avatar
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2 votes
1 answer
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I think I have peace lily and the looks not so great

I have kept them around two months and the first time I got it was looking really good and then I can put them into new pot. That’s all I didn’t change the soil and I water it for a few days it just ...
Dini's user avatar
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My Vinca ( Madagascar Periwinkle ) leaves has black spot & curling [duplicate]

I am from Mumbai India. My Vinca ( Madagascar Periwinkle ) leaves have black spot & curling, 15 days old plant brought from local Nursery . I planted it in balcony on the 6th floor. I used potting ...
Sunild's user avatar
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2 votes
1 answer
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Dracaena Cane is dying please help

Heyyy. I bought this beautiful plant in the summer and it has been through a lot between moving n being knocked over to a few weeks of no watering. It was still healthy though! Recently it’s been ...
gabriella rosario's user avatar
3 votes
1 answer
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Euterpe precatoria getting brown spots and brown dry leafs

My Euterpe precatoria has had small brown spots on its leaves for some time now. Over time, these became larger and larger, turning into large brown spots. Recently, however, the green leaves have ...
undefined's user avatar
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1 answer
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Is my fairy castle cactus infected with a fungus?

The cactus was a vibrant green when bought and has been slowly turning brown over time. It's only watered when the soil is dry, about 2-3 weeks apart. The soil drains quick. More or less water doesn't ...
Jugo's user avatar
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1 vote
1 answer
89 views

Dragon tree leaves drooping and falling off – Can it be saved and should I trim the stems?

Edit: I reposted this on Reddit and from the answers I got there I decided on repotting, trimming the leaves and lightly trimming the stems. Going to hope for the best now. Cheers. Is it too late to ...
Albert's user avatar
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2 votes
1 answer
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Red agleonema has yellowing leaves?

Some of the leaves have stared turning yellow and drooping. The soil is completely dry right now but I was afraid the yellowing was because of overwatering. Please help :)
Natalie's user avatar
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2 votes
1 answer
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Neon pothos plant needs to grow leaf again

I have a neon pothos plant. First pic is its original state (IMG_1258), second pic is post-being bitten by a Beagle (IMG_6078) Before After I took it to a horticulturalist after it developed brown ...
Henry's user avatar
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3 votes
1 answer
216 views

Deformed Leaves on Newly Grafted Citrus Tree

I'm reaching out because I've noticed some unusual deformities in the leaves of my Washington Navel Orange tree (grafted in September this year), and I'm a bit puzzled about the cause. I've attached a ...
Mike's user avatar
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Help My Mango Tree Is Dying!

My sapling was doing amazing throughout the summer and as it grew I changed its pot and added more dirt. It was doing good but then as September hit the leaves started to turn yellow and I thought it ...
Daniela Monte De Oca's user avatar
2 votes
0 answers
18 views

Purple blisters on my opuntia cactus, need advice

I've had my cactus for a couple years now and it's been doing fine up until a couple weeks ago. It started producing these strange purple blisters where the fuzz comes out. I've been searching ...
Nora Tiger's user avatar
2 votes
1 answer
46 views

My Cat Palm Has Dark Brown Streaks , brown leaf tips & worm bugs coming out of the stem

I’ve had this Cat Palm for about 2 months. It was on clearance at Home Depot & wasn’t super healthy looking when I bought it. I thought I’d try to save it. I have been inconsistent in watering it- ...
Natalie F's user avatar
2 votes
1 answer
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Are these photinia's roots normal?

They've got an orangish colour, is it normal for this plant?
will's user avatar
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Arborvitae has been cut beyond the growth line, will they ever grow back?

They look like heck. All I see is branches in the 3 foot spot in the middle of my 15 foot arborvitae where the gardeners trimmed back too deep. All I see are brown twigs. Will it grow back?
Jurdy's user avatar
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0 votes
2 answers
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Lemon are Sour Orange with many sharp thorns

Yields Hundred r better Orange color fruit. It could produce Alam if you can feel me. I'm wanting the fruit it produces to be consumed instead of a tripping in rotten Orange/ Lemon slip n slide!!! I ...
Byron's user avatar
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2 votes
1 answer
366 views

What is this damage on my Anthurium leaf?

I've got this on a leaf on an Anthurium: Is this a disease? Do I have to cut this leaf? If so where is the best? From the base or just the leaf? It is in the same situations from days, without any ...
Felice Pollano's user avatar
5 votes
2 answers
1k views

Apple seedling starting to die

I read the other post about the apple seedling dying and my situation is similar. I grew the seedling from an apple from the store. I had grown it to about 11 inches (30 cm) and all of a sudden the ...
Josh's user avatar
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2 votes
1 answer
340 views

Help with dying plant

I've had this plant for a few months, actually have no idea what it is (if someone could let me know that would be great). I am getting a lot of dead leaves, although there are also some fresh shoots, ...
Bagpuss's user avatar
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5 votes
1 answer
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Dwarf sunflower closing

Can anyone tell me why my sunflower is closed up? It didnt look like this a few days ago, it was completely open, it has a smaller flower on its side so i thought it had to do with that but im at a ...
Joc's user avatar
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3 votes
0 answers
24 views

Nyssa sylvatica - Identify possible disease?

Region is Pacific Northwest (Portland) We have a 12 ft tall Nyssa Sylvatica that's showing significant brown leaf spotting that is worse the higher you go. Photos are below. Last year, while still ...
Jim Garrison's user avatar
1 vote
0 answers
10 views

Why doesn't my brugmansia flower

It looks healthy with lots of leaves and 2' tall but no flowers. I kept it over the winter and it survived well.
Susan's user avatar
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4 votes
1 answer
115 views

What is happening to my Avocado tree? The leaves turned yellow and then started to turn brown

I have planted an avocado seed in water using toothpicks (About 1/3 submerged in the water. It was growing well, and started growing nice green leaves. But in the past 2 weeks the leaves started ...
Garden's Ashes's user avatar
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0 answers
11 views

Browning and dying leaves on Lotus [duplicate]

Here is a picture of the brown leaves
Carlin's user avatar
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3 votes
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Browning and dying lotus leaves

Outside pot in Santa Clara County California. Lotus is about 8 years old and has done fine up to this year. Now every single leaf gets brown around the edges, then gradually gets totally brown from ...
Carlin's user avatar
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3 votes
1 answer
109 views

Bark on plum tree concern

I noticed earlier on our plum tree that the bark on one of the limbs is a very slight reddish colour and what look like cracks. You can see the another tree limb on the left that looks fine Any ideas ...
Mert's user avatar
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5 votes
1 answer
59 views

What's wrong with my apple tree?

Some of the leaves on my apple tree are showing like this. [ Should I be concerned? Also, what's this white stuff? Is it Woolly Aphids? Climate; Istanbul. Hot summers, cold winters. We've recently ...
Mert's user avatar
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1 vote
1 answer
45 views

Is My Kentia Palm Unhappy?

We bought this plant 2-3 months ago. It is in a place without direct light, and the temperature in the room is 27/30 degrees with a humidity 50-70%. We water with drinking water every 2 weeks. We didn'...
Noemi 's user avatar
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2 votes
0 answers
18 views

Areca Palm leaves looking weird

Does anyone know why my Areca’s leaves looks like this?
Julie's user avatar
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2 votes
1 answer
39 views

Peach trees stopped producing

I have 2 peach trees , approximately 11-12 years old and after 8-9 years of great fruit production this year both trees just stopped producing Not a single flower and or fruit. Any suggestions?
Almin's user avatar
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2 votes
0 answers
32 views

What's happened to my bugbane?

This bugbane (Actaea racemosa) had been growing very happily for several years. This spring it came up, leafed out and bloomed... and then suddenly last week the leaves and unripe fruits all turned ...
uhClem's user avatar
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2 votes
1 answer
110 views

Help identify what is breaking or eating the branches off my plants?

I have tomato and cucumber plants, and I've observed a few broken branches. Initially, I attributed it to the weather, but it seems that even during a sunny week, more branches have been breaking off. ...
nevar's user avatar
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2 votes
0 answers
73 views

Any idea why my flamingo plant is dying?

I've had a flamingo plant for about 6 months and recently most of the leaves discoloured and fell off and it looks like the others are going to follow suit. The root of the stems are all discolouring ...
DangerPete's user avatar
0 votes
0 answers
15 views

My rubber fig plant has grown two new leaves recently but both have a mottled camouflage colour to them. It is otherwise healthy and usually great

It usually has shiny green leaves and grows very well in its home. It hasn’t been moved or had anything changed. It’s around 4 years old.
Sarah's user avatar
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2 votes
1 answer
232 views

Green maple tree growing out of red maple tree. Why + any cause for alarm?

I have some red maple trees in a planter on my balcony. One of these branched right at the lowest part of the trunk, almost right after I got it. This branch grew almost to the same size as the ...
user3792852's user avatar
0 votes
0 answers
33 views

Black spots on gooseberry leaves

I have gooseberry/red currant plant (grafted). A some point black spots appeared on gooseberry leaves. They appear overnight on more mature leaves. Red currant leaves does not seem to be affected in ...
Michał Pająk's user avatar
3 votes
0 answers
24 views

what's affecting my zinnias?

These are a liliput variety of zinnias that I started from seed during may. Most affected plant They were doing fine when they were on the small germination pots but after repotting them directly to ...
BadLobster's user avatar
1 vote
1 answer
44 views

whats causing these stains on the leaves of my eggplant

recently these dark brown stains started to appear on the new growth of my eggplants leaves and I'd like to find out what's causing it. I started it from seed on early may and moved it to a 10 gallon/...
lina3's user avatar
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0 votes
0 answers
32 views

Please help with watermelon

Can someone please help me tell me what’s the best soil and fertilizer for water melons? I have heard sand and all kinds of stuff to help my water melons get big. What am I doing wrong?
The Nerds's user avatar
1 vote
0 answers
15 views

Dried out Crassula Tetragona

My crassula tetragona has dried out, it lives on the windowsill and is watered once a week. It’s never been green
Philani Zuma's user avatar
1 vote
1 answer
125 views

Why don’t the buds in my Shasta Daisy open?

Planted this Shasta daisy from a pot after full flowering last year. We had a very snowy winter, but it came back (cut down near the ground in fall)and seems so healthy. It has many buds, but they ...
Pamela Reames's user avatar
4 votes
1 answer
167 views

What is going on with my star jasmine?

I purchased a star jasmine plant a few weeks ago and since then the flowers have died and the leaves have either drooped or turned brown. I was hoping it was just transplant shock since I repotted the ...
PlantsInNeed's user avatar
0 votes
1 answer
51 views

Yellowing salvia greggii

I bought an autumn sage a few days ago, it had a few yellow leaves on the bottom but it seemed fine. However now there's yellowing and browning in the flowers too and a lot of the bottom leaves have ...
MakoShark's user avatar
1 vote
0 answers
17 views

Acer leaves turning brown

I recently bought a Japanese jewel green acer and live in the north east of Scotland. Having planted it a week ago it now has brown leaves developing, mainly on the top of the plant. I have attached ...
Sam's user avatar
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