Croup is also known as laryngotracheitis, a medical term that describes the inflammation of the trachea (windpipe) and larynx. Parainfluenza viruses are the typical root cause of the infection, but influenza (flu) and cold viruses may sometimes be responsible.
Harvest entire kale plants at 60 to 80 days after germination when they are full size and no longer growing larger. Gather the leaves of one kale plant upward and hold them in this position. Cut across the bottom of the plant, horizontally about 1 inch above ground level to harvest the entire plant for side dishes, main dishes, soups or stews. Place the plants in a container to transport them indoors for storage or use.
Much larger than regular kale (2 to 3' tall), the stems are purplish and the leaves are shaped like big oak leaves and colored a velvety gray green.The purple colors become richer after frost, when the flavor becomes sweeter. Surprisingly, the big leaves are very tender and delicious.his delicious grey-green kale is pretty enough to plant among the flowers. Much larger than regular kale (2 to 3' tall), the stems are purplish and the leaves are shaped like big oak leaves and colored a velvety gray green. The purple colors become richer after frost, when the flavor becomes sweeter.