topside of hibiscus leaves that show yellowing

Hibiscus Leaves

A client brought in leaves from a hibiscus plant that were yellowing and dropping off.  Plant was bought this summer and brought in the house right away (not kept outside during the summer).  Plant is in a south facing window.  Is this normal hibiscus leaf yellowing/leaf drop from the fall or is there something else […]


Evergreen sudden death

Homeowner with 20 year old trees, (claims to be white pine, look more like spruce to me).  Tree’s along the property line all appear to be dying, elsewhere in the yard are health.  All tree’s appeared healthy in 2016.   Concerned about herbicide drift from neighboring field.