Plant organ used for photosynthesis

learn more… | top users | synonyms

10
votes
3answers
427 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
468 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
22 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
37 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
259 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
28 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
34 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
12k 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
123 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
50 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
59 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
697 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
328 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
70 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
56 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
97 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
77 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
279 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
71 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
88 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
41 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
596 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
140 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
715 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
36 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
59 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
199 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
74 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
131 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 ...
4
votes
1answer
66 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?
9
votes
3answers
7k 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
1answer
93 views

How can I get rid of these bugs on my African violets?

I had two pots of Saintpaulia (African Violet). They've been doing pretty well, lots of flowers, and breeding! However one of them has starting having bugs. When the blossoms open up, there are one or ...
3
votes
3answers
87 views

What should I do to prevent my 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 ...
4
votes
2answers
129 views

What is this plant with leaves over a foot long, in Pennsylvania?

I found this plant growing on an overgrown hill slope full of wild plants and weeds in Pennsylvania. It looks like a Dock plant or a super large plantain leaf. I just collected a good amount of them, ...
2
votes
1answer
210 views

Why are my chives turning brown on the tips of their leaves?

I grow chives in a pot. In the last few weeks, it grew dramatically. However, in the last days I noticed that the tips of the leaves turned brown. What could it be? Some type of disease? Lack of ...
3
votes
0answers
63 views

Strange brown/dead spots on leaves?

What I have here is a plant which is being affected by something which is making certain spots of its leaves appear to be unhealthy. Does anyone have any idea what's going on? Is this something that ...
14
votes
4answers
11k 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 ...
6
votes
1answer
492 views

Why is the foliage turning yellow on this climbing indoor vine?

I've had this plant in water until it grew enough roots and a few more leaves. I'm not sure what kind of plant this is, but its starting to grow longer; when it was only one little leaf when I rescued ...
3
votes
1answer
102 views

Why is my snake plants' leaf fading in color?

I've had this snake plant for quite some time, but recently one of the leaves has been fading in color. The mix I'm using is perlite based, and I water it once a week. I give it sunlight in the ...
5
votes
1answer
75 views

What is causing yellow spots on my cucumber seedling's 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?
2
votes
1answer
125 views

What are these shallow markings on my chili leaves?

I had some green aphids, and killed them with an acetamiprid based insecticide. Everything after that seemed fine until recently. Some whiteflies started showing and I treated those with a mixture of ...