6 to 8: Hours of sunlight needed for happy Rosa rugosa

4 and 6: Width and height, respectively, in feet, of typical shrub

1: Size in inches of hips, used for jellies, syrup and medicinal remedies

3: Number of cups of rose hips needed for tea

Minus 50: Coldest temperature, in degrees Fahrenheit, that Rosa rugosa can withstand

Source: various Web sites