Wilted And Pale Green Leaves On Passionfruit Vine No Flowers Or Fruit

Question

vine approx 2years old, had a significant amount of fruit last season pruned back and vine appeared to be growing ok, noticed leaves turning pale green and have a crinkle and limped appearance,have checked ph 6-6.5, plant not looking good have added a small amount of sulphur to soil about a week ago and removed all leaves from vine, need some advice to cure problem.have attached 2 photos

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Answer 1

These are very susceptible to something known as cucumber mosaic virus. This is not able to be cured, unfortunately, and it appears to be what is going on here.

This article will explain: https://www.gardeningknowhow.com/edible/vegetables/cucumber/cucumber-mosaic-virus.htm

Here is an article that will give more common reasons for these symptoms, though this one looks pretty spot on for Mosaic:

https://www.gardeningknowhow.com/ornamental/vines/passion-flower/fix-yellowing-passion-vines.htm