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.
2. Drive a spade straight into the ground in a circle from 18 inches to 2 feet in diameter around a young plant to sever it from the colony parent and its siblings. Because sumac roots may extend twice as far as the treeâs canopy, youâll also be pruning your treeâs roots.Dig out competitors as you cut around the tree. Cutting old plants to the ground stimulates growth at these nodal points on the rhizomes. 2  You can also start new plants by cutting several node-containing pieces of rhizome and placing them in a 2-inch sand tray over the winter. 3  Staghorn sumac decorates the sloping green space along many highways.