"In 1978, when I moved to this property, it already had six trees, each approximately 40 to 50 feet tall," writes columnist Tom Karwin. "They could have been in place since 1936, when the original ...

There were two — Pittosporum tobira, known as Japanese mock orange, and Philadelphus lewisii, wild mock orange. Why are they both listed as mock orange but are completely different plants and ...

Some can grow up to 15 feet tall, while there are also many dwarf varieties, such as Pittosporum tobira 'Nanum' which will only grow to a height of three feet and are ideal for smaller spaces.

Next, near the back fence, we have three adjacent mock orange (Pittosporum tobira) trees, one of which is not thriving and has developed cracks in two trunks. Removing this plant will allow the ...