yellow cucumber leaves

[ruud]

I have two cucumber plants who make yellow leaves,is this normal or are there other reasons to do this?It is a outside variaty but the name i forgot.After planting outside the leaves turned yellow,but the plant looks oke.Can anybody tell me whats going on?

[ruud]

[john_miller]

Cold?

[ruud]

That could be but it wasnot so cold lately,night temp. 10 celsius and day temp.18 celsius should be right,but mayby they are in shock coming from the windowsill.

[tim]

My first courgettes have done the same. In my case, I suspect insufficient hardening off. Temp's been 5C every day. = Tim