Paulownia Siding Problems

And paulownia right now doesn t seem to have any disease or insect problems.

Paulownia siding problems.

Paulownia has a natural resistance to termites. See the articles wood allergies and toxicity and wood dust safety for more information. It easily absorbs glue paint and stains. It may go under the brand name of duraprime or e prime.

They often droop as well requiring removal to allow. Paulownia air dries in 30 to 60 days without cupping warping cracking or splitting. A locust or grasshopper might chew its leaves but it grows so fast that doesn t matter. It is easy to plane sand saw rip route and carve.

It s much softer than the finger joint primed pine. Paulownia is a highly competitive invasive ornamental tree that grows rapidly. The specific gravity of paulownia ranges between 0 23 to 0 30 23 to 30 of the density of water. Strength paulownia has one of the highest strength to weight ratios of any wood.

The branches are susceptible to wind damage and can easily crack or break off completely at the crotch. Paulownia is almost 1 3 the weight of oak 44 lbs p cubic ft and half the weight of pine 30 lbs p cubic ft. Paulownia is resistant to decay and rotting provided it is not in permanent contact with the ground. Still need to seal all cut edges though.

I think it s a good option for trimming exteriors when pvc is not in the budget. Small to medium tree that reaches a height of 30 60 ft. Kiln drying takes 36 to 60 hours depending on dry kiln configuration horsepower and dimension of lumber. This pre primed glued up siding was installed on our house in 2007.

Paulownia wood machines and works well it is very dimensionally stable and is not subject to warping cupping or splitting even when exposed to outdoor elements. Produces clusters of light purple fragrant flowers in the spring. Paulownia has machining and woodworking characteristics similar to red cedar and is not affected by humidity and moisture. Two years later mold started appearing on surface.

Paulownia tree wood is somewhat brittle. Strength modus of rupture mor psi of paulownia is 5740. Paulownia trimboard siding paulownia is easy to work using hand or machine tools. Maybe i get something different that we call paulownia but what my supplier sells as paulownia is a finger joint primed cedar board available in 1x and 5 4x.