Identifying Features. The saguaro cactus (Carnegiea gigantea) is one of the defining plants of the Sonoran Desert. These plants are large, tree-like columnar cacti that develop branches (or arms) as they age, although some never grow arms. These arms generally bend upward and can number over 25.Saguaros are covered with protective spines, white flowers in the late spring, and red fruit in summer.hese plants are large, tree-like columnar cacti that develop branches (or arms) as they age, although some never grow arms. These arms generally bend upward and can number over 25. Saguaros are covered with protective spines, white flowers in the late spring, and red fruit in summer.
Here's a guide to the life expectancy of big-ticket purchases, from the roof down to the refrigerator. Most kitchen appliances, such as refrigerators, dishwashers and gas range ovens, should be replaced every 10 to 15 years. By Geoff Williams.
The average refrigerator temperature range is 1-4Â°C (35-39Â°F). The temperature of the freezer should be -18Â°C (0Â°F) Views Â· View Upvotes.