Darling-58 sprouts, a transgenic American chestnut created by ESF researchers, grow in a nutrient solution. Darling 54, a ...

Texas lilac, also known as chaste tree (Vitex), is a beautiful specimen with purple flowers that bloom in midsummer, imparting a delightful scent that wafts through gardens in zones 6-9.

Texas lilac, also known as chaste tree (Vitex), is a beautiful specimen with purple flowers that bloom in midsummer, imparting a delightful scent that wafts through gardens in zones 6-9.

Texas lilac, also known as chaste tree (Vitex), is a beautiful specimen with purple flowers that bloom in midsummer, imparting a delightful scent that wafts through gardens in zones 6-9.

The powdery substance is usually from spores raining down from infected fruits of common trees such as flowering pears, serviceberries, apples, crabapples, hawthorns, and quince.