Outsidepride Magic Carpet Creeping Thyme Ground Cover - 1000 Seeds Creeping thyme is a beautiful, dwarf, ground cover plant which blooms with dense red flowers for many months. When looking for the perfect ground cover seed, look no further than red creeping thyme. This variety is known as Magic Carpet and grows in USDA zones 4 - 8. Thymus serpyllum seeds are ready for planting. Keep seeds continually moist until germination which may mean watering several times a day for short intervals to keep seed continually moist. This perennial groundcover plant will give you years of color. The most common error in germination failure is planting the seeds too deep or not watering enough. Seeds need to stay moist continually until germination! Many people consider this to be an elfin thyme since it is so dwarf only growing around 2 inches in height. Sow 500 seeds for every 10 SF of ground cover you want to plant.