Courgette leaves discolouring

[Mustard]

I've got white "lines" forming along the veins of my courgette leaves, is this some kind of disease, don't want to lose them. I can post a pic if necessary

[Capsid]

This is normal.

[taskey]

phew, mine have gone like that too but i was trying not to panic as the flowers are still there

Tracy

[Maximillian]

Don't wiry the should be fine. Try to avoid watering the leaves directly if possible.