Cardinal Climber 20 Seeds Beautiful Red Climbing Vine Attract Hummingbirds! Beautiful Cardinal Climber Morning Glories! 20 Seeds. Bright 2" Glowing Red Blossoms. Fresh for 2015 planting. Bright Red Flowers bloom on palm-like foliage climbing vines. Ideal for growing on a fence, trellis, side of your house-barn-garage, rural mailbox, etc. Blooms from Mid-Summer until Fall Frost. Plant seeds when danger of frost is over. Soak seeds in luke-warm water for 24 hours prior to planting (not hot water!). Germination in 7-12 days. Plant 1/2" deep 2-3" apart. Will grow from 6 feet - 15 feet or more. Once these guys are 3" to 4" in height, carefully make sure they are about 6" apart. These guys like sun.