Questions tagged [leaves]

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16
votes
4answers
17k 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 ...
15
votes
4answers
29k views

Sudden Outbreak of Yellow Leaves on Tomato (and Other) Plants

My mother was in a panic this morning. She called me over to help her with her garden because many of her tomato plants had suddenly developed yellow leaves, many of which (but not all) also have ...
13
votes
1answer
3k views

How do I prevent my berry leaves from getting scorched in the sun?

Raspberries are plants that require good exposure to sun. However, my black-raspberry plant has been getting scorched of late. Typical signs of sun-scorching are when the older leaves start drying out ...
6
votes
5answers
5k 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 ...
11
votes
2answers
1k views

What is the problem/disease that causes bobbly peach tree leaves?

What is the likely cause of the bobbly forms on the leaves of a peach tree? Does it matter or is it just some natural anomaly that doesn't affect the tree's health? If is it a concern how can it be ...
12
votes
1answer
16k views

How can I help a sunburned jade tree recover?

I put my jade tree out to get some sun yesterday, and apparently the sun was a little too blazingly direct. Instead of the healthy red edges I was expecting to see, several of the leaves are now ...
7
votes
1answer
5k views

Leaves at the tip on new branches of my cherry-trees are wrinkled

On my cherry-trees I observed that the leaves of the tips of newly grown branches are wrinkled and inside there is something which simply said looks like black dirt. The leaves do not look damaged, ...
6
votes
1answer
347 views

What's affecting this tomato plant? [duplicate]

Can anyone tell what's wrong with this tomato plant? Is it disease or deficiency? My areas been having issues with late blight the last few years. One spot seems to have a concentric circle around it ...
6
votes
2answers
242 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 ...
15
votes
1answer
664 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 ...
11
votes
4answers
18k 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? ...
5
votes
1answer
5k 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 ...
5
votes
2answers
19k 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
30k 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; ...
6
votes
4answers
2k views

What is killing my bell peppers. Holes in leaves and blackened

I live in Montreal Québec and have planted bell peppers in a new raised bed. All was well for two weeks and then the leaves started to cup, develop holes and now are now starting to have black marks ...
3
votes
1answer
484 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 ...
11
votes
3answers
35k views

Why does my blueberry bush have brown/scorched leaves?

I recently purchased a dwarf Northsky blueberry bush from a mail order company. When I recieved it, roughly 15-20% of its leaves had the appearance of being burned or scorched; the bad leaves were ...
11
votes
1answer
5k 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 ...
9
votes
7answers
4k views

What is the best way to compost a large pile of leaves with minimal effort?

Where we live you have to bag your leaves. We have about ¼ acre and lots of trees, so it's really impractical to bag all of those leaves. I was thinking of simply making a big pile and trying ...
8
votes
1answer
4k views

What are these red spots on the leaves of my boysenberry plant?

Previously, I had issues with the sun scorching the leaves of my berry plants. Now that the heat has cooled down, those leaves are back to normal. However, a lot of the leaves on my boysenberry plant ...
7
votes
1answer
3k 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 ...
6
votes
1answer
94 views

Whitening of some leaves of a potted key lime tree

I have a potted one-year-old-or so lime tree, which has looked quite healthy for the past two months or so (after recovering from a winter where it lost a lot of leaves due to overwatering). Since ...
4
votes
1answer
16k 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 ...
4
votes
1answer
3k 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 ...
4
votes
1answer
214 views

Yellowing and falling of lime tree leaves

Following this question, I have re-potted my key lime tree into a bigger pot, changed the soil (using the "best" potting soil I could find around, i.e. one that does not hold water), and stopped using ...
2
votes
0answers
49 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?
18
votes
10answers
25k views

What can you do with oak leaves within a garden? Are they compostable?

We have a lot of oak trees on our property. Is there anything we can do with the oak leaves? They never really seem to break down, and because of that, I am afraid to try and add them to a compost. ...
14
votes
1answer
12k views

What does it mean if my tomato leaves are curling?

The leaves on my tomato plants are curling up and I'm wondering if they are getting enough water. The leaves are still green and there are tomatoes on the plant, but I didn't know if that was a sign ...
13
votes
1answer
1k views

What causes spruce branches to drop their needles?

I have a spruce tree that has a problem. Every year, some branches suddenly drop all of their green needles and die. I would like to prevent this, but I don't know what the cause is. What causes this ...
10
votes
1answer
841 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 ...
9
votes
3answers
9k 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, ...
7
votes
2answers
5k 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?
7
votes
1answer
225 views

How can I revive these house plants

This first house plant/tree I bought around 6 months ago here in London UK, I water it every few days or so, but haven't changed the soil or repotted it. Most of the leaves have since fallen, it does ...
7
votes
1answer
5k views

Why is my Swiss chard suddenly wilting?

I live in Brooklyn, New York, U.S.A. This Swiss Chard has been doing well so far this season, and all the largest leaves you see here were green and strong as recently as a few days ago. We had the ...
7
votes
2answers
422 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
378 views

Which plant is this? “Dead ends,” pruning, watering tips

This plant has been in my possession since last summer (I moved into a new, and otherwise empty, apartment one year ago). I wanted to keep it, but because there are no labels, I decided to water it ...
6
votes
1answer
4k 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. ...
6
votes
1answer
4k 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 ...
5
votes
1answer
4k 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 ...
5
votes
1answer
803 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.
4
votes
1answer
284 views

Ipomoea / Morning Glory leaves “engraved” with whitish, silvery patches

I hope you can help me identify the problem with these Ipomoeas (Morning Glory). It's actually two varieties of seeds I sowed together: Ipomoea Violacea (those with tinnier leaves, I'm not sure) ...
4
votes
1answer
1k views

Golden Pothos Leaves Are Regularly Dying

I have a very interesting set up and had questions about the differences across our factory floor. We have three columns of Golden Pothos that are numbered about 96 plants (unless the irrigation ...
4
votes
2answers
6k views

Why does this Jade plant have small leaves when compared to other Jade plants?

And more importantly, how do I take care of this plant? This is a succulent plant, so it needs less water, right or wrong? On one site it says that I need to water it every time the top soil gets dry. ...
3
votes
2answers
106 views

How to tackle this disease on an apricot tree

We live in Vienna, Austria, very near the Danube river. We planted this apricot tree back in spring of 2015 as a small tree bought from a local nursery. It has been growing very quickly and was ...
3
votes
1answer
2k 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.
3
votes
1answer
106 views

Maple tree disease

Maple tree did not produce leaves this Spring and now has these white fluffy balls. Only the bottom branch has leaves left. Can anyone help me save this tree? These fluffy things are only visible in ...
3
votes
0answers
106 views

Why does my tomato plant have tightly shrivelled green leaves?

I have a Tomato Grafted Stargold F1 (Yellow Cherry) growing in my greenhouse. It has been in there for several weeks and it seems to have grown taller but all the leaves are very tightly curled in. ...
3
votes
1answer
857 views

Young rhododendron with yellow and brown leaves

I have a fairly young rhododendron (at least two years). We planted it in the spring. For the past 2-3 months the leaves have slowly been yellowing and turning brown in spots. The soil is acidic, ...
3
votes
2answers
303 views

What is causing yellow discoloration on the leaves of my Camellia?

Some of the leaves on my flowering Camellia have yellow patches on them. The discoloration is only on new growth on the south-facing side of the shrub. Some of the leaves show physical damage, but ...
2
votes
1answer
171 views

What could be causing my top kakis' leaves to turn yellow and sick?

These two kaki were planted last year, and I was thinking there were doing pretty good. But as you'll see on the pictures, leaves are really light green, and the topmost ones show brown and black ...