Follow these steps to grow yam from the comfort of your compound/home: Step1 - Get cement sacks or rice sacks, the bigger the sacks the better.  Step 2- Get ash from burnt charcoal, What you see on that bowl is not cement, It is burnt charcoal ash. Step 3- Fill the sacks with healthy soil.  Step 4- You either bury the yam heads or Cut your yam into small sizes, rub the ash on the piece , then bury deep in the sack filled with soil. Step 5- Place the sacks outside where it can access rain and sunlight. Step 6- Soon as it starts springing leaves attach a stick to it, so the leaves can climb. Happy harvest! Source : Adelaide Tinuke (X.com) Email: Editor@agricinafrica.com Farmer Helpline: 0500000996