Asparagus plumosa ferns thrive in average room temperatures. My favorite is the Asparagus setaceus plumosa or plumosa fern. To care for your plumosa fern, grow it in partial shade and moist, well-drained soil. It will also encourage growth of new foliage. An easy-to-grow plant that tolerates changes in watering frequency and is very low maintenance. It’s vital to water plumosa ferns regularly and mist them to keep humidity levels high. Aged leaves turn yellow and brown so when you see one, it’s time to cut it off. Cutting off old leaves will help maintain the plant’s aesthetic look. In winter, only add enough water to keep the soil from completely drying out. Outdoors, they need protection from frost. Asparagus Fern, Plumosa Fern (Asparagus plumosus) Join the Club to Manage Your Garden Plant Details; Basic Care Instructions; Detailed Care Instructions; Features. If the leaves turn yellow, you are drowning it. Heart ferns will surely produce younger fronds so the old ones can finally go. They prefer rich, slightly acidic well-drained soil. If there are yellowish fronds on a palm for more than three days, that is a sure sign that the palm has a nutrient deficiency. If the tips of your fern’s fronds turn brown (leaf burn), this is a sign of over fertilizing. If they are brown, you are not watering it everyday. Firm the compost with your thumbs. Whether or not you should trim your Asparagus Fern will depend on what you want to get from your plant, how well it’s been growing, the size of your plant and other factors. Ferns usually retain their leaves for 1-2 years, and then the oldest leaves usually turn brown and die back. They need bright indirect light, without full sun. An old frond will go from green to yellow to brown in just three days. I have to be careful or they will wrap themselves around the window blinds. 1. Only water when the soil is dry down one inch into the soil. It has delicate, wispy foliage that makes a lovely addition to floral arrangements. Step 5 – Place the plant in the middle and gradually fill the surrounding space with potting mix. You see I have one in my bathroom above. The ideal N-P-K ratio for ferns is a ratio of 10-10-10- or 15-15-15 (any similar ratio). I have an entirely different question now. Trim off any dead leaves and if you have one that needs trimmed back to the soil, do so with sissors. Happy autumn fern: Autumn fern with sunburn: Now, this browning due to sunburn isn’t to be confused with the normal shedding of leaves. Turn the plant every few days toward the light. I bought a plumosa fern yesterday and it looks healthy and every thing, I … Asparagus Fern (Asparagus seteceous plumosus) Plumosa Asparagus is not a true fern. Though the “regular” asparagus fern is the most popular member of the family, there are others I like much better. The feathery, rich green foliage provide soft texture and a light, airy appearance. Insufficient light will result in yellow needles that drop. You know you have a problem if your fern fronds start looking funky sooner than that. In answer to your question dvk421 I believe that the fronds turn yellow when under or over watered. Fertilizers with slow release are best. Keep soil most from Spring to Autumn. Be careful not to overfertilize as this is one of the most harmful things you can do. Step 3 – Tease out matted roots and remove dying or dead roots.Leave the healthy ones. Asparagus ferns are not ferns at all, they belong to the asparagus family. They produce large, tuberous roots that can become potbound quickly. Asparagus plumosa ferns are easy-to-grow houseplants. I hope this helps. I love how the leaves (phylloclades) are flat and the plant is layered. Step 4 – Take a new pot and put a piece of wire mesh in the bottom.Fill up the half of the pot with well-drained organic soil. 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