John J. Grullemans - Registered Hostas by Year- HostaHelper from PlantsGalore.Com

No.	Cultivar Name	Plant Size	Leaf Color	Var Color	Origin	Flower Color	Season	Source	Registered
1	'Perry's True Blue'	Large	Blue/Green	-	Hybrid	Near-White	June	Grullemans, John J. & Hofer, Paul & Hofer, Linda & Ruh, Peter	.1981
2	'Royal Standard'	Large	Med-Green	-	Hybrid	Pure-White	August September October	Grullemans, John J. & Wayside Gardens	.1986
3	'Jay Jay'	Giant	Blue/Green	-	Hybrid	Near-White	June into July	Grullemans, John J. & Ruh, Peter	.1994