Plant organ used for photosynthesis

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10
votes
1answer
326 views

What is this anomalous growth on my oak leaf?

I found an interesting lesion on an oak leaf in my back yard (Upstate South Carolina). What is it? I am asking about the marble like structure since I am fairly certain that the larva (shown at link) ...
6
votes
1answer
294 views

What should I do with a leaf that was almost torn in half?

I'm growing pepper plants on my window sills, and yesterday had a minor incident. While reaching over one of the plants in the bathroom, to close the window above it, my foot slipped and I caught ...
7
votes
2answers
1k views

A few leaves on my peppers are showing multiple small holes, should I be worried?

I've noticed that a small number of the leaves on my pepper plants are showing several tiny holes through their surface. These are focused towards the stem of the leaf, and not so much towards the ...