One of the trees that brings me questions every year is one that has some extremely positive and extremely negative points. It's the royal paulownia, also known as the empress tree. The royal ...

Sitting under the wide canopy of a tree can cool you off on a hot summer day and even lower home-energy costs. If your landscape is treeless, the sooner a new tree grows a shady canopy, the better. A ...

Practice sustainable lumber production with a beneficial but risky resource, paulownia trees, as a viable solution for reforestation. The Paulownia tree also offers a host of benefits that should not ...

Your article on climate change mentioned some farmers in the UK replacing cereal crops with fast-growing Paulownia trees (19 February, p 20). This is a highly invasive species in the US that is ...