You can freeze it with a ice cube and then scrape it off with a putty knife.
You can clean plant sap off linoleum by using vegetable oil. Rub it on the sap and it will remove it. After that wash the floor with soap and water.
Mineral spirits.
with metho
There are good and bad bacteria in the sap of trees from the forest floor. The bad bacteria in sap will cause the tree sap to be foul smelling, or dry sap will appear grey.
There are several things one can use to remove tree sap from clothing. A few things are WD40, peanut butter, or Goof Off.
Rub the sap with a course cloth dipped in paint thinner. The paint thinner will disolve the sap and the course cloth will provide an abrasive force to remove the residue. Be especially careful when removing sap from cutting edges, like an ax or saw blade. Sometimes you need to rub rather hard to remove the sap. If your fingers slip near the edge of the blade, you could get a rather nasty cut.
WD-40 works well
Spray a little WD-40 on a clean rag and wipe off the sap, then wash area with soap and water.
Blot the area of sap with rubbing alcohol and wipe clean with a dry cloth or towel.
Pitch is the sap of Pine trees and is very hard to remove from skin and clothes. Sap is a general term for all tree liquids as in Maple syrup.
Nail polish will remove sap from glass, but do not try it on a painted surface! Also, be sure not to drip any polish remover on the car finish - it may remove it, too. If you can get it at a hardware store or art store, turpentine will remove sap, and is much safer if you drip it on painted surfaces.
Hand Sanitizer works pretty well