Tiny, Clear Spheres
My greenhouse vine has tiny, clear spheres on the underside of its leaves and on green parts of its stem. What are they?
Certified GKH Gardening Expert
There may be pests on the plant. They can make the leaves "drip". These articles are on the pests that can cause that:
Treat the plant with neem oil to fix the pest issue and any fungal issues that may develop as well. Here is more info: https://www.gardeningknowhow.com/plant-problems/pests/pesticides/neem-oil-uses.htm