Pleural Cavity is the body cavity that surrounds the right and left lung. The pleura is a serous membrane which folds back to form a two-layered, membrane structure. The thin â¦ space between the two pleural layers is known as the pleural cavity; it normally contains a small amount of pleural fluid. The outer pleura parietal pleura is attached to the chest wall.
Germinating the Seeds. To germinate staghorn sumac seeds place them in a warm room away from direct sunlight. Regularly mist the soil in the pot with a spray bottle to keep it moist. After germination, remove the plastic wrap and position the pot in a sunny window so the seedlings can grow.
I planted just the root end of the bulb in vermiculite but you could use soil. It took just a few days for the onion leaves to start growing. From seed, it could take a week or more for the seeds to germinate and emerge from the soil.In south Texas, onions seeds are planted in late summer, grow all winter and harvested in May and June. Source(s): Biology instructor for 39 years. saffronesque Â· 7 years ago.rom seed, it could take a week or more for the seeds to germinate and emerge from the soil. In south Texas, onions seeds are planted in late summer, grow all winter and harvested in May and June. Source(s): Biology instructor for 39 years.