4
votes
2answers
87 views

What are these small black things appearing on my cucumber leaves, and are they harmful?

There are these little black things on my cucumber plants that have started appearing recently. They are more concentrated towards the 'top' of the plant. They don't seem to be eating away the leaves ...
2
votes
2answers
100 views

What causes cucumber leaves to turn yellow, brown, wilt, die, and the plants to stop producing?

Every year it seems my cukes will go gang busters then suddenly the leaves turn yellow (starting with yellow spots), then turn brown, wilt and slowly die off. This all happens from the root crown and ...
4
votes
1answer
70 views

What's causing my cucumber & melon vines to wither away?

I am in the UK and my cucumber and melon plants have started wilting. I used to water them twice a week and increased the frequency to once every two days since they started fruiting. They were ...
2
votes
1answer
80 views

Tomatoes…what is the difference between early blight and late blight?

What are the differences in early and late blight of tomatoes? Can you cut off affected areas of one or both to prolong the life of the plant? What can one do to prevent this disease, what can one do ...
2
votes
2answers
294 views

Is it safe to eat tomatoes affected by early blight?

My tomatoes have caught a case of early blight. Is it safe to eat the them? The fruit themselves look fine, but I don't want to feed my family anything that's potentially dangerous.
5
votes
1answer
105 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 ...
2
votes
2answers
73 views

Why did my red bell pepper become tan colored?

I planted a red bell pepper seedling that I bought from a local nursery a couple weeks ago. It has been growing rapidly and upright. One of the egg-sized vegetables had suddenly developed a large tan ...
8
votes
4answers
3k 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 ...
5
votes
1answer
468 views

What's causing these yellow veins on my Okra leaves?

My Okra leaves have turned as shown below Is this a deficiency or a disease? How can I remedy this? Location: India. Weather In May-June: Hot! > 95F days. Current: Overcast with light rains.
5
votes
2answers
283 views

What is this disease on the growing tips of my peppers, and how can I control it?

Please have a look at these images of my hot pepper plant. Notice the growing tips which seem withered and diseased. What disease is this and what is causing this? What are the solutions to counter ...
3
votes
2answers
1k views

What causes my zucchini-leaves to become light yellow?

Please have a look at these images of my zucchini plant: What disease is this and what is causing this? What are the solutions to counter this? Location: India. Weather In May-June: Hot! > 95F ...
6
votes
2answers
188 views

How to prevent rotten end of tomatoes [duplicate]

Possible Duplicate: What else besides calcium deficiency could be causing tomato blossom end rot? Each year my tomatoes develop a brown rotten area on the bottom of the fruit. I always add ...