Questions tagged [discoloration]
Use this with questions about diagnosing browning, yellowing or other spots on leaves, stems or other part of plants. Use this tag along with the [diagnosis] tag.
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avocado leaf getting black spots near vein
~1.5 year old indoor avocado plant recently started getting these black spots near the central vein. It's only on the top face of the leaf and only one leaf is affected.
There seems to be no ...
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Oak Tree Disease
Several live oak trees in my neighborhood over the past years have become covered in these protruding black spots on the bark. When the trees have it for a long time, they look like the tree I posted ...
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Mango plant is dying
My mango plant (Mallika variety) recently had what seemed like a mealybug infestation. I applied EndAll pesticide and 70% isopropyl alcohol, and now the bugs mostly seem to be gone.
However, I notice ...
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Dragon Fruit developing translucent areas which then turn tan/white
I have two dragon fruit plants which were started from healthy cuttings. The new growth segments have developed an odd thing which I can't figure out when reading up on problems and diseases. Along ...
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What is the cause of bubbles in my lemon tree leaves
I have planted a lemon tree in a pot and I have now noticed that some of the leaves have bubbles and the new small ones are reddish in colour. What is the cause of this and what can I do to remedy ...
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Why is my ficus tree changing variegation color?
I bought two ficus trees a little over a year ago, one with dark green/white leafs, and a smaller one with dark green/light green leafs. A while ago, the first one started growing leafs with the color ...
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Verbena leaves getting yellow dots and losing pigment
My verbena is getting yellow dots. It starts with a few of them and then the number of them grows until the leaf turns entirely a lighter shade of green. Comparing it to my other verbena, I think the ...
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Do leaves turn red when preparing to undergo photosynthesis?
I am trying to diagnose a leaf-color issue with a young magnolia tree. Internet searches have been unhelpful. I will read ten pages, and five will tell me it's getting too much water - five will ...
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What's wrong with my citrus?
First two are a lime, second two are a tangerine.
Both of these have done well in previous years. The lime is especially bad it does not seem able to add new leaves, and the existing leaves have ...
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Peter pepper plant seeding yellow new leaves
I am using my own built green house to prepare some chili plants for next years gardening season. I have planted various seeds and almost all of them have grown into seedlings. I have noticed that one ...
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Immediately browned leaves on coral bark maple
Four months ago I transplanted two young maple trees, a coral bark and a Japanese, from nursery pots to larger pots. I went on vacation and the automatic irrigation did not trigger. Both scorched, ...
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What could be causing these bands of discoloration on my grass leaves?
My lawn was replanted from seed last fall, and has been looking generally good this year, though the overall color seemed a bit lacking recently. Upon closer inspection, I found that throughout the ...
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What is going on with this oak tree
I have a rather large oak tree and many of its leaves are turning partially brown (it's mid-to-late July). The tree is in Northeastern Mississippi. A few of the leaves are falling off. I have other ...
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Mint with white / yellow spots and eaten leaves- advice on how to treat?
Any help identifying what's going on here and how to help is much appreciated!! This is mint I bought and potted. It's grown quite a bit but I am noticing these white / yellow flecks, brown spots and ...
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What are these streaks on my chili fruits?
I'm growing some capsicum baccatum chili in pots on my well-lit balcony, and they have grown very well, producing plenty of fruits. The leaves are healthy, with no marks of any kind. However, I've ...
user36261
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What's happening to my Marigold plant?
I sowed seeds for Marigold (purchased from Home Depot) and used Miracle Pro potting mix. The seeds germinated quickly and my plant grew 6-8 inches. From past 10 days, I am seeing the peripheral leaves ...
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Ficus bonsai has leaves that turn copper, why?
I have a bonsai ficus ("ficus elastica bonsai" I think). For the last 2 weeks, some of the leaves are getting a little black/red (copper color). I took a picture. It seems, but I'm not sure, ...
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Newly planted grass is yellowish-green, how to fix?
A contractor planted grass seed last year and it looks IMO horrible now. It is a yellowish green color and the blades of the grass are thicker, making it seem out of place compared to the other ...
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Cacti turning brown at bottom
I have had both these mini cacti for a bit more than a year, and both are having different kinds of brown discoloration at the bottom.
The first cacti has a yellow-brown-greenish discoloration at the ...
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What is causing my peas to wilt?
I am an absolute beginner gardener, and I have been growing some Sugar Snap peas in a large pot. They started out seeming very healthy, but have recently slowed their growth to a near complete stop, ...
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What caused the leaf discoloration in my Kaffir lime?
The leaves of my kaffir lime plant have the grainy discoloration which looks like a disease. I assume normal leaves would be plain dark green. I didn't see insects or aphids living or staying in the ...
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Why are there brown spots developing on my Coral Cactus?
I have had my Coral Cactus for approx 4 years. Noticed brown spots developing on the fan part of cactus..never noticed this before. I am wondering what is the cause and what I can do to fix it
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What's going on with these leaves?
Here are some bush peas and chard with odd discoloration on the leaves:
What's going on here, and how do I fix it?
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Snake Plant Wrinkles and Color Fading
I moved in February from Montreal to Toronto with my snake plant in a car (that's the first picture color and shape, the second and third picture to show the difference today).
It was doing fine ...
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Honeysuckle leaves turning purple, yellow, then dying
I'm in England's South Coast, with a climbing honeysuckle (can't recall exact kind) planted in the back, north-facing garden, against a waist-height east-facing fence. It gets full sun most of the day,...
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Grape Vine identify disease please
Can anyone help me to identify what is wrong with my Muscat Vine?
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What causes sudden discoloration and leaf drop in a mature lemon tree?
We have a 30yo lemon tree in a large container. It spends winters inside and summers outdoors.
We moved it outside a few weeks ago, when day temperatures were between 10 and 20 C and night ...
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