To grow staghorn ferns in baskets, begin by lining the basket with at least an inch (2.5 cm.) of moistened sphagnum moss, then fill the basket with a very well drained potting mix, such as one containing a mixture of equal parts bark chips, sphagnum moss and regular potting mix.Click to see full answer. Also to know is, how do you display a staghorn fern?Display your Staghorn fern by wrapping the roots in moss, easily and quickly, without using messy soil. Featuring landscape and edible garden designer, Shirley Bovshow known as “EdenMaker.”Subsequently, question is, are coffee grounds good for staghorn ferns? Up-to-date gardeners know that California’s low rainfall and alkaline soil are tough on acid-loving plants. Coffee grounds act as a mulch and soil improver. Some staghorn fern owners throw banana peels on their plants. Keeping this in view, how do you water a staghorn fern? Water Dunk your staghorn fern in a sink or basin of water for about a minute, or until the plant’s roots are fully saturated. Alternately, place the plaque in a sink or bathtub tap, and allow room-temperature water to run through the root ball until it is saturated. Allow your plant to drip dry before re-hanging. Do you have to mount a staghorn fern?Staghorn Ferns are a species called Epiphyte which means that they don’t need soil to grow, the reason that you can hang them on the wall.