Plant organ used for photosynthesis

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1answer
91 views

Why is my Ficus loosing its leaves?

This spring I purchased an indoor tree and I think it is a ficus. It has recently, over the last month, lost many leaves, and does not look as good as before. It looks rather bald. Is there ...
4
votes
1answer
238 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 ...
4
votes
3answers
866 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 ...
4
votes
1answer
747 views

White, fur like strands and spots on underside of chilli plant leaves

I am growing scotch bonnet, jalapeno and cayenne pepper plants indoors from seed. The scotch bonnet plants have what looks like white fur growing around the veins on the underside of their leaves. ...
4
votes
2answers
1k views

Why is my Australian Tree Fern's leaves curling up at the ends and looking kind of burnt?

I have an Australian Tree Fern and its leaves are starting to turn 'crispy' at the tips. One branch looks like it's been burnt almost. Can anyone tell me why?
4
votes
2answers
344 views

What is causing a white rash to appear on the leaves of Pedilanthus tithymaloides?

My Lightning Bamboo Green (Pedilanthus tithymaloides, also called Euphorbia tithymaloides) feels well at my home; he already has a sprout. So I can't explain what the white rash on the leaves are. It ...
4
votes
1answer
105 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
654 views

How to grow new leaves on rubber plant after they fall off

I have a rubber plant that lost quite few leaves shortly after we got it. We've got it back on track and are seeing some new chutes, but I'm wondering if there's a way to grow new leaves on the stems ...
4
votes
2answers
508 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
221 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 ...
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 ...
4
votes
1answer
287 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 will they last. ...
4
votes
1answer
54 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 ...
4
votes
2answers
117 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, ...
4
votes
1answer
65 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?
4
votes
1answer
65 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?
4
votes
1answer
96 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 ...
4
votes
1answer
183 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?
4
votes
1answer
627 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
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 ...
3
votes
1answer
187 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 ...
3
votes
2answers
90 views

What's this hole in the Cabbage leaf?

What's this hole I just discovered in the leaf of this otherwise very healthy Cabbage? I've got yellow insect cards nearby, and beneficial nematodes in the soil, which have collectively done wonders ...
3
votes
1answer
296 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 ...
3
votes
2answers
339 views

How do I find out & treat what is eating my hibiscus leaves

I was wondering what might be eating away at my hibiscus and how do I protect my poor little plant. I don't visually see any bugs on or under the leaves. Update: This plant is in a pot. Location: ...
3
votes
2answers
209 views

Leaf mold from oak leaves

In my yard I mainly have oak trees. I try to create leaf mold from them and was told that this can take longer than one year which seems to be the average duration for "other" leaves. What do I need ...
3
votes
2answers
337 views

How do you manage dying leaves on young plants?

If a leaf on a plant is shriveling or yellowing, should you cut it off or leave it there? If you do the former, should you only snip off the damaged parts or should you cut off the entire leaf? My ...
3
votes
1answer
520 views

Are cherry leaves naturally droopy?

I have 4 cherry varieties grafted onto one rootstock. They are Royal Ann, Bing, Black Tartarian, and Lapins. It was planted in a dormant state in January 2014 in zone 9. It gets at least 8 hours of ...
3
votes
1answer
511 views

Why did my grape hyacinths put out leaves in the fall?

Normally my grape hyacinth only puts out leaves in the spring, but this year they all are vigorously growing leaves in the fall. Why do they do that? Is it diagnostic of a problem?
3
votes
1answer
26 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 ...
3
votes
1answer
121 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, ...
3
votes
2answers
115 views

What is the best way to remove a lot of dead cat grass leaves?

I have multiple groups of cat grass for decoration. They're about 6 months old and some of the leaves died, making it less appealing. Since there are a lot of them, what would be the best way to get ...
3
votes
1answer
639 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
3
votes
1answer
351 views

Why did the leaves on my purple leaved barberry turn green after planting?

I recently received a small potted purple leaved barberry bush. I planted it in good topsoil with a ph of about 6.0. The area gets about 5 hours of direct sun per day. There is one large boxelder tree ...
3
votes
1answer
4k views

Why are my Aglaonema's leaves turning yellow rapidly?

I have an Aglaonema (also commonly known as a Chinese Evergreen) at my desk at work. Over the past month or so, its leaves have been yellowing and dying rapidly. This is how it looked today, a Monday; ...
3
votes
1answer
237 views

White pink leaves of Adenium? Albino?

I sow some Adenium seeds few weeks ago.. some were germinated and looking really very good. But one plant have pink and white leaves.. initially I thought this is some kind of disease and new leaves ...
3
votes
1answer
1k 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 ...
3
votes
1answer
184 views

What is eating my Sweet Pepper plant?

I have an outdoor container garden in Southern Illinois. The pepper plant is on a raised level, surrounded by untouched tomatoes, carrots, spinach, onions, and squash. I have never seen anything like ...
3
votes
2answers
725 views

What is wrong with my Bing cherry tree?

My cherry tree is wilting (has been for about 2 months now) and I have tried putting fungicide and pesticide on it (Ortho) and feed it miracle grow every 10 days. It is really hot in Tennessee right ...
3
votes
1answer
1k 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
1answer
881 views

Holes in leaves of Yoshino Cherry

I have just started gardening. My first tree purchase was a Yoshino Cherry (Prunus y yedoensis Ivensii). After potting it into a larger pot, it has started to have lots of holes appear in the leaves. ...
3
votes
1answer
42 views

Jubilee blueberry's leaves are browning

I potted a Jubilee Blueberry plant 2 weeks ago. The leaves have started to brown this week. The same thing happened to my Spartan Blueberry plant. That one completely browned up and died. How do I ...
3
votes
3answers
81 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 ...
3
votes
2answers
483 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 ...
3
votes
1answer
472 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 ...
3
votes
0answers
65 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 ...
3
votes
0answers
65 views

Why has my kiwi plant developed red leaves?

I have grown a kiwi plant which is growing nicely in my office. Recently, some leaves developed a red hue. What is happening here? Do I have to worry?
3
votes
2answers
314 views

How do I stop the leaves from curling on my Stromanthe “Burle Marx”?

The leaves on my Stromanthe "Burle Marx" are all curling vertically. I usually water it from the bottom on a bed of stones but I wonder if the water standing on the stones has caused it to be ...
2
votes
2answers
2k 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
201 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 ...
2
votes
1answer
98 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 ...