Plants are NOT susceptible until at least 40% of stems are at the F2 stage of flower development when the flowers look like crowns (see picture below). Numerous mummy berry pinheads have been found on Thursday, April 18 and 19 in mummy berry plots in North Ellsworth,  Jonesboro and East Machias. Single pinheads have been read more 4.19.13 Mummy Berry is Getting Started Downeast and South