When the soil is above a pH of 7.5, it's is difficult for the pin oak tree roots to extract the iron. ... Fertilizing with an acidic fertilizer used for azaleas will also help.

Q.: I have four pin oaks in my front lawn, which I planted 17 years ago. They range in diameter from 12 to 18 inches. Over the years, they have slowly developed increasingly severe iron chlorosis.

Pin oak is a popular tree to plant in urban settings. One of the most planted trees in New York City, the non-cultivar oak does need pruning and space.

Q: My husband would like to plant a white oak seedling in a newly cleared area. We think we should surely be able to find a white oak seedling on our property; we have a 25-year-old white oak near … ...

Pin oak is a large deciduous tree whose form, or growth habit, changes over time. In its youth and into middle-age, the shape is indeed very regular, a dense pyramid with many straight branches ...