Commercially available

• RAD94-685.1
• RADsun

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Average rating: EXCELLENT.  

Light yellow Shrub.
Registration name: RADsun

Bred by William J. Radler (United States, before 1991).
Introduced in United States by The Conard-Pyle Co. in 2001 as 'Carefree Sunshine'.

Shrub.  

Light yellow.  Semi-double (9-16 petals), in small clusters bloom form.  

Height of 3' (90 cm).  Width of 4' (120 cm).

USDA zone 6b through 8b.  Very hardy.  heat tolerant.  Disease susceptibility: very blackspot resistant..  

United States - Patent No: PP 13,063  on  8 Oct 2002   VIEW USPTO PATENT
Application  on  17 Jan 2001

See Member Photos for the complete (and complicated) parentage chart from Will Radler
Source for parentage: See the parentage tree of 'Carefree Sunshine' (in photos)