Recently acquired a young (male, I assume) JBP that had flowered in between the time online pics were taken for sale and me receiving it. This means it has between 1-5 cm of missing needles on the lower parts of almost all its new shoots where the pollen-producing structures that develop in...
As a novice to pines, articles and advice can be confusing ... the link below helped me better understand the two techniques of decandling vs. breaking pine shoots on various types of pines.
Hopefully the link works ... if not, cut and paste into your browser.
Cheers Kelly...