Caboose---dormant, hardy, lots of flowers, super color!
Christmas Greetings--slow to increase, but well worth the wait. Spectacular full form, substance, and color saturation!
Garnet Slippers--Dormant, great grower/increaser, not the best form, but no better color saturation to be found in any other cv..
Life On Mars--Dormant, great increaser, vigorous, great color saturation, medium size, but a TON of flowers, makes a spectacular clump in flower.
Paint The Town Red--slow increse, but well worth the wait, best color, very good form, great breeder.
Power Of Love--Hardy Dormant with great scapes, color, and vigor---makes huge clumps.
Red Loveliness--Big flowers, dormant, really nice ruffling and full form, best breeder for reds.
Man Of Sorrows--Great scapes, full form, good grower, super color and flower presentation.
I know you wanted only five. I could not do that and do justice. I've got a LOT of Reds---my favorite color.