Saturday, July 15, 2017

Need Some Help Diagnosing Yellow On Leaves

Any suggestions as to what might be causing this yellowing on the edges of newer leaves?  Is it a deficiency or a toxicity?  Click the image to see a larger view.


4 comments:

Unknown said...

Not an expert but ive heard too much nitrogen burns the edges of the leaves. Saw it on big-pumpkins.com

Unknown said...

Not an expert but ive heard too much nitrogen burns the edges of the leaves. Saw it on big-pumpkins.com

Jamie said...

Thanks for the feedback. In this case, I don't think that is what it might be. Edges aren't burned. Just yellow. After talking to one grower, I'm leaning towards cooler night temperatures causing nutrient uptake issues, but still not sure.

Unknown said...

Usually a yellow ring is a sign of low nitrogen. Hopefully the primary cause is
Not related to the squash vine borer