Posted on 10/07/2010 | Comments (). Print. The average American woman enters menopause by age 51, but the hormone level shifts that trigger menopause can actually begin years, even decades earlier. Known as perimenopause, this condition can begin as early as age 35, and lasts anywhere from a few months to 10 years.Perimenopause vs. Menopause.The primary factor distinguishing perimenopause from menopause is menstruation.nown as perimenopause, this condition can begin as early as age 35, and lasts anywhere from a few months to 10 years. Perimenopause vs. Menopause. The primary factor distinguishing perimenopause from menopause is menstruation.
A good potting soil for African Violets actually contains no soil (or dirt) at all. A good potting soil will be very light and porous, a quality which enhances aeration, while keeping the soil moist, but not soggy.
Soil is essential for plant growth for several reasons. Soil provides plant roots with nutrients, water and air. Soil also serves to anchor the plant. There are different types of soil, and it is very common to find the foundation soil around your house to differ from your property line soil. Soil is comprised of three mineral particle sizes: sand, silt and clay. Large, course mineral particles are sand, fine mineral particles are silt, and very fine mineral particles are clay. An ideal soil is composed of 45 percent mineral (sand, silt and clay), five percent organic material (humus or plant debris and soil organisms), 25 percent water and 25 percent air.