Home canning "newbies" are learning the hard way about the importance of having the right directions when you're making jams and jellies. Case in point, this summer's instruction mix-up involving Sure ...

Q: We have a flowering plum (supposedly ornamental) tree in our front yard. This year, it is covered with small walnut-sized plums. Are these edible? I am envisioning plum jam if they are edible. A: ...