Siding holes can be filled with epoxy putty a two part adhesive of epoxy resin and hardening putty view example on amazon.
Fill bee holes in cedar siding.
Fill the siding holes with wood filler.
When the product shrinks the hole is no longer completely filled requiring at least another round of caulk or putty and possibly even more.
They also bore into decks outdoor furniture fence posts and swing sets.
Carpenter bees prefer to excavate their nests in soft unpainted wood such as the back side of fascia boards siding window trim and porch ceilings.
A closer look at a hole in wood shows carpenter bee inside.
Because these bees like many others feed on nectar and pollen they are important pollinators and beneficial for agriculture.
Scrape away any excess with the putty knife when you re done and allow it to air dry.
On a warm day mix the two materials with a putty knife then spread.
When the holes are filled with a lot of goop you can expect shrinkage once the product cures.
Because the bees displace so much wood it takes a lot of product to fill the holes.
They can bore holes in the house and other things that do not need holes in them.
Use a putty knife to force the filler inside the hole making sure to fill in the hole and to completely cover the opening.