The sections of the light spectrum which the âredâ and âgreenâ cones perceive overlap and this is why red and green colour vision deficiencies are often known as red/green colour blindness and why people with red and green deficiencies see the world in a similar way.
Lady Fern is easy to grow and thrive in moist, well-drained soil. Plants can tolerate dry soil conditions better than most other ferns. Lady ferns grow best in shaded areas of the garden but can handle sun if soil is constantly moist. They grow to be 1 to 3 feet high and have a plant spread of 1 to 2-1/2 feet.
Interesting Facts about Non-Flowering Plants. 1  The leaves of ferns are called fronds. 2  Scientists estimate that some species of ferns have been around for over 350 million years. 3  Conifers often have needle shaped leaves. Needles are tough, don't dry out, and will not easily fall off in high winds. 4  There are over 12,000 different species of mosses.