June 26, 2018
Black "sooty mold" covers the front walk of Katherine Chen's Potomac home. The black sticky substance comes from droppings from Tulip Poplar aphids. Photo shows before and after Chen power washed her walkway.
June 26, 2018
Black "sooty mold" covers the front walk of Katherine Chen's Potomac home. The black sticky substance comes from droppings from Tulip Poplar aphids. Photo shows before and after Chen power washed her walkway.
Comments
Use the comment form below to begin a discussion about this content.
Sign in to comment
Or login with:
OpenID