Plant organ used for photosynthesis

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2
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1answer
43 views

Why are my chilli plant's leaves turning upside down?

I have a small chilli plant. It's in a pot and yesterday I put it outside in the sun. When I brought it back inside some of its leaves had turned upside down. What is the problem?
2
votes
2answers
21 views

My red leaf corkscrew hazel is going green?

I have a red corkscrew hazel: It's in a large pot, and I'm not in a position to plant it out (nor will I be any time soon). However I've noticed that some of the leaves are going green - a lot ...
2
votes
1answer
34 views

Can anyone identify this maple-type leafed plant?

This plant was growing like a vine within an evergreen I have. The thickest part of the stem was about .33 inches wide and it was woody. From that there were lighter green stems that branched. ...
8
votes
3answers
5k views

What are those red dots on the leaf stems of my cherry trees?

While inspecting another problem I observed that most of the leaves are having two red dots (or very small bulbs, maybe cocoons) at the stems of their leaves: it is something harmful or even a pest? ...
3
votes
0answers
42 views

Is my mint plant dying or diseased?

So about a week ago I decided to propagate a healthy stalk of mint that I had bought from the grocery store. The roots appear to be healthy and full, but two of the leaves appear to be abnormal, one ...
3
votes
0answers
31 views

Are these eggs on this Sugarcane Jujube leaf?

This is a leaf from a Sugarcane Jujube tree in Arizona. Are these eggs on the underside of this leaf? If so, what type of insect would they be from?
0
votes
1answer
67 views

Money plant leaves are too big ~6"

Why is my money plant (pothos) growing such big leaves? https://instagram.com/p/3u2cUloqIP/
2
votes
1answer
41 views

Why are the leaves on my Peace Lilly turning yellow and brown?

Several leaves of my Peace Lilly are turning brown directly, or after first turning yellow. I'm pretty confident I'm watering it the right amount, but the hot weather started here in Madrid about 10 ...
1
vote
0answers
28 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 ...
1
vote
0answers
31 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?
0
votes
1answer
29 views

What flowers require a period of time after blooming before pruning the leaves?

The author of this answer explains that the leaves of daffodils and tulips should not be cut down or otherwise disturbed for six weeks after the flower has gone by, as they are providing the necessary ...
7
votes
6answers
232 views

Bonsai shedding leaves 1 week after purchase

I bought the below bonsai tree from Home Depot as a Xmas gift for a friend. I haven't even given the gift yet and the leaves are already starting to fall out en masse. I have the tree indoors in ...
3
votes
2answers
220 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 ...
5
votes
2answers
49 views

How can I compost oak leaves and sawdust?

I have the enviable problem of having several (6 or 7) cubic yards of both oak leaves and oak sawdust from having logged off and making cabinet lumber from many oak trees that once grew where our ...
3
votes
4answers
2k views

What is happening to the leaves of my Ipomoea (Morning glory)?

What could be the reason to cause this discoloration of the leaves? The discolored parts you see here get thicker over the time until the green color disappears. It does not seem that the leaves dry ...
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?
7
votes
1answer
514 views

What is causing the leaves to develop brownish patches between the veins on my tomato plant?

My tomato plant's leaves are turning brown in some places (photo). Zoom in It seems to affect mostly older leaves, but not all of them, as you can see in the image. It starts with a few small brown ...
1
vote
2answers
47 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 ...
1
vote
1answer
82 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. ...
4
votes
1answer
61 views

How to check if a tropical tree has survived a subtropic winter?

I am currently living in the California Bay Area, a subtropic region. I grow quite a few tropical trees in my backyard. This winter has been the first subtropic winter that these trees have ever ...
2
votes
3answers
1k views

Why are my tree ferns' leaves drying out and dying?

I have several large tree ferns that are dying. The leaves are turning brown, not one at a time, all together, and then dying. It seems to be spreading to other ferns in my yard. They have been here ...
2
votes
1answer
277 views

What is wrong with this tomato plant with yellow and black spotted leaves? [picture]

What is wrong with this tomato plant? The yellow with black spots has been spreading through the plant. I am hoping someone knows exactly what this is and how I can treat it or prevent it.
2
votes
1answer
83 views

What plant is this leaf I found in my rocket salad from?

Today I bought some rocket at the supermarket (also known as rucola) and found this leaf (well, my tougue noticed those funny, quite stiff little hairs). It's got hairs all over. Does anyone know ...
5
votes
3answers
106 views

What's causing the edges of my blueberry leaves to burn?

Last year, this Sunshine Blueberry plant was doing stupendously - not a burned leaf in sight. Now most of the leaves appear like they're burning. Also, the fruit never mature to full size before ...
4
votes
2answers
94 views

Why are the leaves of my ginger plant drying out?

It's only been 3-4 months since I potted my ginger plants. I water them every 2-3 days depending on the the weather. I try not to get the soil too moist. Over the last couple weeks, the leaves of one ...
4
votes
1answer
187 views

Does moss sprout leaves?

I had some moss in one of my seedlings pot and I asked what I should do with it here in GSE. I was assured it was mostly harmless so I left it be. However, a couple of days ago, it has sprouted ...
3
votes
1answer
136 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 ...
3
votes
1answer
133 views

What is this large plant that came up when I turned my soil?

I turned my soil recently and this huge plant started to grow. I have put my hand there to show the size. It does not seem to be a weed so I would really want to know if this is some kind of vegetable ...
4
votes
2answers
246 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 ...
2
votes
1answer
57 views

Should I let my basil leaves age?

Is it okay to let the basil leaves "age"? Like the leaves at the lower part of the stem. I pinch back my basil plant at the top, so the leaves at the bottom doesn't get touched and grow larger. I have ...
5
votes
3answers
215 views

What happened? - Chilli plants are developing spots on leaves and the edges are curling

I found some questions about other chilli plants, but I don't think the leaves look quite the same as mine, though it may be the same as the 2nd question posted. What is happening to my chilli plant? ...
1
vote
1answer
80 views

Why the leaves of my guava getting dry and dropping?

I have purchased a guava plant one week ago. from the start of having this tree, some of the leaves getting dry and wavy then start to dropping without getting yellow. is this natural or my tree has a ...
4
votes
1answer
84 views

What are these red spots on my guava leaves?

I had purchased a guava tree (in vase) a month ago and from the beginning (some leaves had problems when I got the tree), some red spots or areas appeared on the leaves. After a while some of them ...
11
votes
2answers
2k views

How to treat a succulent with holes in its leaves?

I have a succulent plant that got some disease and is covered with holes. The holes started to appear a month ago. At first they were green (like something was eating it), probably growing and then ...
3
votes
1answer
155 views

What is this plant with red growths on its leaves?

This plant or tree is in front of my house. Can somebody identify this one. It is around five feet height with cherry like red growths on the leaves. Further to my question, I dissected this red ...
6
votes
1answer
388 views

Identify this tree with two different types of leaves?

There are 2 types of leaves sprouting from the mystery root here. You might guess that one is a sprig of tree leaves and the other leaves belong to a weed, but in fact both are growing directly from ...
2
votes
1answer
60 views

Why is my Schefflera losing healthy looking leaves?

I bought two scheffleras from a grocery store a few days ago. I've never had this type of plant before, so I'm unsure of what is normal for it or not. One seems to be doing better than the other. The ...
1
vote
2answers
179 views

Hedge plant (Photinia Robusta) looks like it is dying. Is there anything I can do?

The plant (in the foreground of the picture) appears to be dying after a storm last tuesday. The leaves has got a darkish colour, and the flowers are turning brownish. They are supposed to be bright ...
3
votes
1answer
266 views

Why did the leaves on my Plumeria alba develop black spots and fall off?

I got a small Plumeria alba tree in my office, right next to a very sunny window. At first it was growing brand new leaves and looked great. Over time the leaves got black dots and fell off and the ...
2
votes
2answers
602 views

What caused the leaf scorch on my Dracaena deremensis 'Lemon Lime' and what should I do about it?

I have a Dracaena deremensis 'Lemon Lime' in my office. Several month ago it began to show leaf scorches. The gardener that sold it suggested it could be a symptom of sun burns. I then moved the ...
2
votes
2answers
126 views

Chili leaves yellowing

I have a plant of habanero chocolate. In August it had very beautiful leaves, with an intense green color: It was in a tiny pot, so I decided to transplant it in a bigger vase, filled with a mix of ...
9
votes
1answer
2k views

Why does my pepper plant have yellowing, drying and curling leaves?

One of my pepper plants has so far suffered from pests, blossom end rot and odd skin blemishes and unfortunately the plant is now taking a turn for the worse and looking rather unhealthy. The leaves ...
4
votes
1answer
87 views

Why are my blackberry leaves tasting like sulfur?

People don't always realise but you can eat a certain amount of blackberry leaves (and use them as herbs to make tea for diarrhea and stuff). The tea usually tastes and smells pretty good (kind of ...
4
votes
1answer
424 views

Dry brown patches on cayenne chilli plant leaves, leaves starting to curl, tiny black spots

Note: I have posted a previous question regarding my chilli plants, its details may help in diagnosing this new issue. You can see it here: White, fur like strands and spots on underside of chilli ...
3
votes
1answer
863 views

Why are my aloe's leaves bent and drying up, and what can I do to help it grow?

My aloe plant is not growing right. I've had it for about a year and the leaves are bending and drying up. Please help me because I don't want it to die, they are very beautiful plants. Can I ...
13
votes
4answers
9k views

How should a lemon tree with yellowing leaves, peeling bark, and small fruit be saved?

Our lovely lemon tree is in trouble... We live in Northern California. Starting mid-last summer our tree began yellowing. We've called an arborist out to the house but the advice has been pretty ...
3
votes
1answer
374 views

Why do many of my parsley leaves have white tips?

I'm not sure if this is normal? Not every leaf has this but lots of them do
2
votes
2answers
132 views

Why do the tips of my lettuce leaves look dark/burnt and feel brittle?

I am growing Batavian 'Arianna' lettuce in a container on my balcony. I'm in San Francisco, so it gets some sun, but it's not all day, and it gets a lot of shade too. I noticed that the tips of some ...
4
votes
1answer
141 views

What's wrong with my dwarf cherry tree's leaves?

I'm starting to see holes and some black spots on some leaves. Anyone know what this is and how I can treat this?
6
votes
2answers
77 views

Can I still use the mint leaves after the plant has flowered?

I have been gone a few weeks. Now my mint has all flowered. Can I still use the leaves? I want to make a batch of mint jelly.