Plant organ used for photosynthesis

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2
votes
0answers
17 views

Why is this avocado leaf curling and turning grey?

I have 3 avocado plants in a small pot. They are about 2 months old. One leaf shows a grey discoloration with curling around the tip. What is causing this and how do I stop it from progressing?
4
votes
1answer
39 views

Brown spots with yellow on cucumber and tomato plants

Leaves of some my Cucumber and tomatoes plants are browning with yellow frames. also some of the stems of tomato plants appear to have a dark brown rust on them. Is this a fungus?
8
votes
4answers
1k 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 ...
2
votes
2answers
24 views

Mulberry trees can have both lobed and unlobed leaves?

Guidebooks I have show mulberries as having both the characteristic roundly serrated, multi-lobed leaves, but also unlobed leaves. Does this mean mulberries can have both lobed and unlobed leaves on ...
4
votes
1answer
38 views

Why are my Bell pepper leaves deformed with contoured edges?

I recently moved to a new apartment with a high balcony. It gets lots of sun, but also a lot of wind. Since I moved here about 1 month ago, my pepper plant leaves have started to become deformed (...
8
votes
2answers
425 views

What is causing curled and deformed capsicum and chilli leaves?

I live in western South Australia (Mediterranean climate with sandy, pH neutral soils). I turned over the vegetable garden (history unknown) in August/September, adding Dynamic Lifter for vegetables, ...
3
votes
2answers
90 views

What are these white spots on my Purslane leaves?

I am growing Purslane as vegetables, however I noticed some white spots on the leaves. I used agriculture pesticides for aphids, whitefly and so on but nothing changed. Do you think these white dots ...
5
votes
1answer
46 views

What should I do with damaged leaves on my Money Plant?

Some leaves on my money plant, Epipremnum aureum, have been damaged by rats. Should I cut them or leave them? If cutting them is good for the plant, from where should I cut the leaves? Here are ...
8
votes
1answer
195 views

Lemon tree leaf deformation

My lemon tree leaves are deformed and some have holes (see pictures). Any idea what is causing it, and how I can stop it?
8
votes
3answers
191 views

What is this large leaf by a river in Pennsylvania?

This plant is new to me. It's about 3 ft tall, in a well-shaded area on a river bank in Pennsylvania. It's rough to the touch and looks like a huge parsley-type leaf. I've lived in PA for about 16 ...
2
votes
1answer
36 views

What is the name of this pink flower wirh spatulate shape leaves and bulb root?

Dark green Spatulate entire leaves, 5 petals light pink and darkening to deep pink at the edges. The petals fan outward. My cousin bought the bulb and had no idea what it would look like until it ...
4
votes
1answer
47 views

Translucent spots on leaves

Recently several of my plants have developed these translucent spots on their leaves. What is causing this? What should I do? [
4
votes
2answers
70 views

Why are the leaves of my french marigold wilting and causing the flower to droop?

The leaves of my french marigold are wilting, and the flower droops over due to its weight and skinny stem. (I have positioned the flower to lean against the glass this time). This is the 2nd time ...
10
votes
3answers
8k 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? ...
4
votes
2answers
2k views

What is causing my lavender's leaves to turn grey and wizen?

I am trying to grow a lavender plant on the windowsill of my apartment in Brooklyn. I got this more succulent lavender after some more delicate french lavender had died on the same sill. This plant ...
3
votes
2answers
62 views

Will pruning back a leggy Avocado to below the leaves kill the tree?

I have an avocado tree that is approximately 1.5 meters tall and all its leaves are in the top 30cm. I'd like to cut the tree back to 20cm but then it won't have any leaves. If I do this, will it ...
4
votes
1answer
128 views

Crippled young leaves on pepper plant

What is wrong with my pepper plants? Some of them are showing deformations on young leaves. See this picture: Some of them are showing small holes or cracks, usually with brown edges. Some have ...
3
votes
0answers
19 views

What is causing damage to my okra plant?

What is causing the new leaves of our Ladies' Fingers okra plants to become thin and curl? One of the plants has started to dry at the bottom part of the stem. Location: Kolkata, India.
3
votes
1answer
43 views

Hawthorn identification

I have a question on the identification of two trees, which I am pretty sure are hawthorn species. First of all, where I live: Gants Hill, London, England, UK. I took the two photos below in the ...
1
vote
0answers
24 views

What is causing dark spots on my blueberry plant's leaves?

This is my first year gardening and it is quite exciting watching my plants grow overtime. My question is that my blueberry plants have these dark spots on their leaves. Any idea what they are or ...
6
votes
2answers
50 views

What are the names of the parts of leaves?

When trying to identify or describe plants, it's helpful to be able to give specific details about the leaves. I know some of the basic shapes, but would like to learn what to call the different parts....
2
votes
0answers
38 views

Why are the tips of my hardneck garlic plants dying?

I've noticed that the tips of my hard neck garlic leaves are dying, and was wondering if this is normal, or not, because the flower stalk hasn't come up yet. Time:right before summer Location:full ...
1
vote
1answer
36 views

What are these alien egg-like things on the back of rose leaves? [duplicate]

A friend received roses, and on the back are these mysterious things. It's not everywhere, but it's behind the back of many of the leaves. Anyone know what they are?
2
votes
1answer
43 views

Why are some of the lower leaves on my cactus turning brown?

I have a cactus standing on my windowsill and for years it seemed pretty healthy, but last month its leaves started to turn a light brown-pinkish, kind of like a salt stone lamp. They also look a bit ...
3
votes
1answer
49 views

Why do the leaves on my Kentia palm have dark spots?

My kentia palm has begun having some dark spots which have already damaged some leaves. Can you give me some advice about it? I may have bad luck with kentias, because I like them very much but I have ...
5
votes
3answers
60 views

Should damaged leaves be removed?

I have a peace lily that was attacked by my roommate's cat a few months ago. Somehow the cat survived, despite peace lilies being toxic, but the roommate is gone now so the cat is no longer an issue. ...
4
votes
1answer
41 views

Who keeps tearing the leaves off my melons?

I have a small garden in my backyard (a 4x4 "square foot" garden). It has a variety of different plants in it. Recently I tried to grow melons in it (watermelons and cantaloupes). But, shortly after ...
1
vote
1answer
41 views

Is a blackish-green tint to a tomato plant still a healthy plant?

Does the darker tomato plant look healthy? There is about an inch of coffee grounds on top of the new potting soil. The taller plant has a darker stem but the smaller one has lighter foliage.
7
votes
0answers
117 views

Why are the leaves on my mango tree turning brown and drying out?

I grew a mango tree last summer from seed in a pot. In the beginning it was extremely healthy looking and fast-growing. When the summer was over, as it gets very cold here in Canada, I took it indoors ...
4
votes
1answer
49 views

What causes garlic leaves to grow through each other splitting them?

It's my first time growing garlic, and it seems like the first cloves I planted have leaves splitting leaves apart, why is that?
13
votes
3answers
2k views

Are there any benefits from leaving dead leaves in the soil around a plant?

Do the dying/dead leaves that fall off young plants provide any nutrients or any benefit to the existing plant, if left in the soil around the plant?
5
votes
0answers
27 views

Why are some leaves on my tomato seedlings turning dark and falling off?

I am trying my hand at balcony tomatoes and sowed some in mid March. I already transplanted them once from the seed nursery to small drinking cups of about 200ml. Since they were bending too much ...
4
votes
1answer
54 views

What is this white speck on the leaf of my plant?

I found these tiny white web-like spots on many leaves of my plant. What are these specks? And what should I do with them? Ignore them? Wash/Wipe them away with water? Pluck the infected leaves? ...
3
votes
2answers
465 views

What plant looks like a Peace Lily but has no flowers?

I've been helping my grandmother dig up a plant from her garden in North Carolina, and I'm trying to identify it. I've been looking at plant ID sites and the closest one in leaves is the Peace Lily, ...
6
votes
1answer
39 views

Are the white sections on my bean plant's leaves caused by white flies?

I have been planting a few beans in my backyard, in a pot. The plants sprout well and start growing well. After a week or less the leaves have these white lines and patches on them. I had pepper ...
6
votes
1answer
38 views

Citrus plant with strong growth but yellowish/lime-green leaves

I know that (generally speaking) yellowish to lime-green leaves combined with slow/weak growth in a plant are an indication of inadequate nitrogen, and one must fertilize accordingly. However, does ...
8
votes
1answer
1k views

What is the best way to hide daffodil leaves after the flowers die?

I have an old flower bed in which the large daffodil clumps bloom spectacularly each spring, but after the flowers fade, the leaves grow some and last for a couple of months before they also die. ...
8
votes
4answers
1k views

Easiest way to remove large amount of leaves from yard

I have a corner lot with several large trees, which makes fall a not so desirable time to work outside. My yard is not large enough to warrant a riding mower, so that idea is out. Here is what I've ...
20
votes
4answers
14k views

What do purple tomato leaves mean?

Sometimes the leaves of the tomato seedlings we grow in pots gain a purplish shade on the bottom; the plants themselves (don't know if this is a coincidence) also seem to turn out stockier, shorter, ...
5
votes
2answers
137 views

Does my very young Eureka lemon tree have leaf disease?

I have had a small sprout of lemon tree (Eureka lemon, if I trust the label) for a few months, and for the past two it has been looking weak and sick. In particular, it's not making new leaves (...
6
votes
2answers
70 views

Why are the leaves of my basil yellowing and falling off?

I got this basil from a friend when it was about half this size. It was a bit spindly and looked like it wasn't pruned enough. Since then I cut it regularly and it got some branches and the base even ...
3
votes
0answers
17 views

Only top leaves left on Euphorbia pulcherrima

Most leaves on my Euphorbia pulcherrima falled down, there are only left on the top of plant. It now looks a bit odd I'd like to ask what to do with it. Can I cut the top (will the top grow if I ...
7
votes
1answer
216 views

Why is my Sago Palm (Cycas Revoluta) leaves yellowing?

I got this plant from IKEA, and transplanted it with a cactus soil mix. However, the leaves are turning yellow from the bottom ring of leaves and spreading to the top ring. What may be the reason and ...
8
votes
1answer
702 views

Can I cover an evergreen shrub in winter?

I have a small evergreen shrub that gets frost burn in winter. I had been told to use tar paper on it over winter, but I was concerned that since it is a broad-leaved evergreen it might need light in ...
8
votes
2answers
352 views

How long do Nepenthes leaves last without traps?

My nepenthes ventricosa x mira has lost two of the four traps it had when it shipped in but the leaves are still living, kinda growing, and are healthy. But I am wondering how long they will last. ...
5
votes
2answers
78 views

Is powdery mildew spreading through my garden?

I noticed this white fungus a few weeks ago on some flowers in my garden which I ignored. But now it's appearing on my zucchini leaves. I was under the impression the fungi are plant specific, but ...
5
votes
1answer
97 views

Why are my Japanese Yews (podocarpus) suddenly dying?

I installed five Japanese Yews (Podocarpus) in the fall, November, of last year here in Austin TX. I checked up on them about a month ago and everything was fine. Now the leaves are turning pale/...
4
votes
1answer
107 views

Can anyone identify this plant, possibly a salad leaf?

I was given some seeds that I was told were pak choi. However the plants growing from these don't look anything like pak choi to me. It's possible the seeds got mixed up with other salad varieties ...
5
votes
2answers
116 views

Should I remove tomato plant leaves to Increase yield?

Many garden websites recommended that you remove 50% of the tomato plant (Cordon Variety) leaves in order to increase the yield. It's my first time growing tomatoes, and I am growing Sweet Million, ...
2
votes
1answer
24 views

How can I cure citrus leaves that have brown dots?

In the picture you can see brown dots on my indoor citrus tree. I have the citrus tree right next to a window. I also have 3 small citrus trees like this, but only this one has brown dots. I treat ...