Havrix is a hepatitis A vaccine. Hepatitis is a serious disease caused by a virus. Hepatitis causes inflammation of the liver, vomiting, and jaundice (yellowing of the skin or eyes). Hepatitis can lead to liver cancer, cirrhosis, or death.
The oldest plant ever to be regenerated has been grown from 32,000-year-old seedsâbeating the previous recordholder by some 30,000 years. (Related: 'Methuselah' Tree Grew From 2,000-Year-Old Seed.) 1  Imagining the Banana of the Future.  The Curious Case of the Bumblebee, the Virus and the Tomato.
Your Cannabis Seedling's First Few Weeks. During the first few weeks of a young marijuana plant's life, you have to be careful. Marijuana seedlings, especially seeds from some of the most potent strains, tend to be a bit delicate. Seedlings definitely won't be able to withstand full-strength grow lights or nutrients.arijuana seeds need the following to get the best germination rates: Moisture-Keep things moist but not soaking (you can soak hard seeds for up to 24-32 hours, but do not leave seeds soaking in water for longer than that). Peace-Seeds need to be left alone while you're waiting for the taproot to show up.