Gemini sage. I had Pattys Plum for years and lost it in the dreadful last winter.
I have been looking for plants also with the same results you found.
There is a nursery near me that carries Plum Pudding and I will buy some this spring.
I agree with your reluctance to buy from less than reputable mailorder places .
Here is an image of Plum Pudding
Have you looked at the NewYork series"
Manhattan
I remember you wanted a true pink,
This collage compares nice substitutes