The cardiovascular system consists of the heart, blood vessels, and the approximately 5 liters of blood that the blood vessels transport.
This planter also holds begonia, marigolds, and a pepper plant. Growing Swiss chard works best in rich, moist soil with a soil pH between 6.0 and 6.8. Plant about 12 to 18 inches apart in fertile soil, watering directly after planting. Work nitrogen-rich amendments such as blood meal, cottonseed meal, feather meal, or composted manure into the ground before planting.
To direct seed collards, endive, kale, lettuce, and spinach sow seeds as soon as soil can be worked in the spring and about 3 months before the average fall frost date for a fall crop. Plant seeds 1/4-1/2 inch deep, in rows 18-30 inches apart.o direct seed collards, endive, kale, lettuce, and spinach sow seeds as soon as soil can be worked in the spring and about 3 months before the average fall frost date for a fall crop. Plant seeds 1/4-1/2 inch deep, in rows 18-30 inches apart.