While we love mixing it up with old standbys such as nasturtiums, petunias and marigolds, another flower that will add long-lasting color and interest to gardens is the snapdragon. In warm ...

The aroma of a flower may contain as few as seven to ten different oils, as in snapdragon or petunia, or as many as 100 different chemicals, as is the case with orchids. Dudareva has been studying ...