Plant organ used for photosynthesis

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2
votes
0answers
30 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 ...
2
votes
0answers
8 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 ...
1
vote
1answer
28 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
32 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
13 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
45 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
35 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? [
2
votes
1answer
37 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 ...
3
votes
1answer
19 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?
1
vote
1answer
40 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
34 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
39 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?
6
votes
3answers
677 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 ...
5
votes
0answers
23 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
41 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
323 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
30 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
35 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. ...
7
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
13k 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
131 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
60 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
92 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
699 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
334 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
72 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
74 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 ...
4
votes
1answer
103 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
93 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
22 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 ...
9
votes
3answers
309 views

What causes very small black solid spots on strawberry leaves?

I found these little black solid spots on the back on my strawberry leaves. They look like seeds but they are very soft. What causes them, and should I do anything to treat them?
5
votes
1answer
77 views

Why are the leaves on my capsicum plant curling and turning brown?

Does anyone have any idea what's happening to my capsicum plant and what I should do about it? There are no visible bugs on the leaves.
7
votes
1answer
95 views

What is this (tropical?) plant called?

Does anyone know what this plant is called? It looks tropical-ish to me, but I don't know. Some bromeliad, maybe? I don't have access to the plant shown in the picture, BTW. I found the picture ...
8
votes
1answer
53 views

Capsicum leaves are curling and deforming

I hope you can help me out. I bought this gorgeous capsicum plant (together with other plants) from local garden shop 10 days ago and planted it into my SFG. We are in Western Australia (Perth). ...
12
votes
1answer
612 views

What are these spots under the leaves in my cut flowers?

I have got a bunch of flowers, and under the leaves I noticed that there are a lot of spots. I do not know what type of leaves they are and I am not sure if the spots are eggs. Should I be worried ...
6
votes
1answer
38 views

When should I harvest balsam for balsam bags?

I've found plenty of information about when to harvest balsam for making wreaths, but I really don't care about if the needles stay attached - I'm actually interested in if there are specific times ...
8
votes
1answer
145 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 ...
5
votes
2answers
850 views

How do I get rid of worm-like trails all over my Senetti plants' leaves?

I have had a Senetti (more info) for about 18 months, and last year it was attacked by aphids. Initially the leaves had a worm like discolouration, as if something was attacking or eating them. Are ...
6
votes
1answer
45 views

How do I prevent holes in the leaves of my vegetable garden?

Something is eating the leaves of several plants in my vegetable garden. Can you help determine what is causing this and how I can prevent it? This affects several of my vegetables: Turnips, Lettuce, ...
3
votes
1answer
72 views

How to cure sticky citrus leaves?

In the pic you can see big sticky drops on my indoor citrus tree. I have the citrus tree right next to window. I have there also another 3 small citrus trees like this, but only this one has sticky ...
7
votes
1answer
251 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, ...
4
votes
1answer
1k views

Why are the lower leaves of my tropical Guava yellowing and dropping?

I had a Century Guava (世紀芭樂) shipped over from Taiwan to zone 9 California. It is nearly 6 feet tall. I planted it in the biggest container that IKEA sold, 20 inches wide, 2 feet deep. I drilled many ...
6
votes
5answers
6k views

Should I have added dead leaves directly to my garden?

With all the fallen leaves that were on our field I picked them up with my lawnmower with the pouch and them put that in my garden and worked the rototiller afterwards. I thought it would be good for ...
6
votes
1answer
6k views

What is causing curled leaves on different varieties of citrus?

Is anyone able to identify this disease / pest? We have this on several citrus of different types including an orange, grapefruit, lime, and a mandarin orange. My first thought was that it could ...
5
votes
1answer
82 views

What do I do with my avocado plant during arctic winter?

I am going to start with describing my plant and how it has grown and its living conditions, and then I'll ask my questions later. So I have this indoor avocado plant which I planted from a nut and it ...
8
votes
2answers
134 views

Is my mint plant dying or diseased?

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 of ...
5
votes
0answers
23 views

needle-point size white spots all around the outer edge of Ficus leaves [closed]

Hello. I am writing from the San Fernando Valley, in Southern California where the temperatures vary from 48F at night to 85F during the day this time of the year. I have a 35 year old Ficus outside ...