I like and use Half blood by GA for most of my Reds....I think I might just be me as I am a dork named my torch Smaug years ago and I find this amusing....again dork.
It does NOT stay red in the flame, it's clear when hot are most of the suggestions. But Rare is the boro color that looks like the rod, looks like the color in the flame And when finished.
But these where all half blood and the roses I cut in half with clear