Amaryllis with southernblight may also show signs of infection in the bulb. Look for soft spots and brown, rotted areas on the bulb below the soil. Eventually, the plant will die. Control Methods. If you are growing your amaryllis in pots, there isn’t anything you can do to cure a plant that has contracted southernblight disease, and wilted plants will not recover. Amaryllissouthernblight. Discover Pinterest’s best ideas and inspiration for Amaryllissouthernblight. Get inspired and try out new things. Our southern hemisphere varieties originate from both S. Africa and Peru. These bulbs are harvested a bit earlier and therefore offer a shorter period from planting to bloom- typically about five... Amaryllis has two flowering bulb species, Amaryllis–belladonna and Amaryllis paradisical, and both species are native to South Africa. SouthernBlight — Here It Comes By Carmine Carosella, Fairfax Master Gardener It was a typical July, hot and humid here in Fairfax County, and my vegetable garden was thriving, or so I... Dieback of thyme from southernblight. Southernblight is caused by the fungus Sclerotium rolfsii. This fungus can attack probably all herbaceous perennials. Aloe: white mold (unsure what kind). Amaryllis: bulb rot (red, not sure exactly what kind), and SouthernBlight. Heart-leaf philodendron: SouthernBlight. The most common symptom of southernblight in snake plants are large brown spots that develop on infected areas of the leaves. Rishi Kumaran. flower arrow. amaryllis.Faith Against Odds. Little Shadow of Moonveil. The Ephemeral Blight. Ballads and Pawprints.