The Spruce has tested 73 air purifiers in The Lab and at home to date. And if there's one thing we've learned from the months of setting up indoor greenhouses, lighting incense, ...

Simply combine ten drops of spruce oil with water and white vinegar to create an effective and pleasant-smelling cleaner. It ...

White spruce (P. glauca, including Black Hills spruce ... Leave at least a 2 inch space between the mulch and the trunk to allow for air movement. Do not mound the mulch around the trunk of the tree ...

Reduce moisture on needles by redirecting lawn sprinklers away from spruce trees. Space spruce trees to allow good air circulation around the tree. Prune out and destroy witches' brooms present in the ...