Keep the fern in the same pots they come in, every other day submerge them in a 5 gallon bucket filled with cup of epson salts & 3 gallons of regular water until the soil stops bubbling, then hang up to drip dry. ferns will be dark green, glossy, and
EPSOM SALTS -- considered the secret to a lovely, lush garden. For potted plants, dissolve 2 tbsp. Epsom salts per gallon of water, and substitute this solution for normal watering at least once a month, or sprinkle it into the soil before planting seeds.