Mount Vernon Northwestern Washington Research & Extension Center

Fruit Horticulture Program

Photo collage of apples, grapes and wine

Bloom Data Asian Pear 2004

D = bloom density rating (5 = very heavy, 4 = heavy, 3 = moderate, 2 = light, 1 = very light – none)

Cultivar D Mar31 Apr 8 Apr 14
Shin Li 5 full pet fall
Chojuro 4-5 90 full-pf pet fall
UC 17-63 4 80 full-pf pet fall
Hamese #1 4 80 full pet fall
Shinseiki 4 70 full pet fall
UC 8-46 3-4 50 full pet fall
Atago 5 50 full pet fall
Olympic 4-3 20 full full-pf
Mishirasu 4-3 10 full full-pf
WSU Mount Vernon NWREC, 16650 State Route 536, Mount Vernon, WA 98273, 360-848-6120, FAX 360-848-6159, Contact Us