Commercially available

• Heart of Gold (grandiflora, Dykstra, 1997)
• Heart O'Gold ™
• WEKdykstra

39 favorite votes.  
Average rating: EXCELLENT.  

Yellow blend Grandiflora.
Registration name: WEKdykstra
Exhibition name: Heart O'Gold ™ (grandiflora, Dykstra, 1997)

Bred by Dr. A. Michael Dykstra (United States, 1997).
Introduced in United States by Weeks Wholesale Rose Grower, Inc. in 1997 as 'Heart O'Gold'.
Introduced in Australia by Swane's Nursery/Swane Bros Pty Ltd in 2010 as 'Heart of Gold'.

Grandiflora.  

Yellow and pink.  Strong, fruity, rose fragrance.  35 to 40 petals.  Average diameter 5".  Large bloom form.  Blooms in flushes throughout the season.  

Height: 5¼' to 6¼' (160 to 190cm).  

USDA zone 7b through 10b.  Spring Pruning: Remove old canes and dead or diseased wood and cut back canes that cross. In warmer climates, cut back the remaining canes by about one-third. In colder areas, you'll probably find you'll have to prune a little more than that.  Requires spring freeze protection (see glossary - Spring freeze protection) .  

Australia - Application No: 1998/077  on  1998   VIEW PBR PATENT
United States - Patent No: PP 10,713  on  8 Dec 1998   VIEW USPTO PATENT
Application  on  2 Apr 1997

Michael at Michael's Premier Roses says this one has golden centers with hot pink outer edges...