Onychium japonicum
TAXONOMY
FamilyPteridaceae
GenusOnychium
Zone7
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Plants of the World OnlineABOUT
Onychium japonicum, commonly known as the Japanese claw fern, is a member of the Pteridaceae family. It is native to temperate regions of East Asia, including Japan and China. This rhizomatous geophyte thrives in temperate climates and is known for its delicate, finely divided fronds. The plant undergoes a dormancy period during the colder months.
ALSO KNOWN AS
Asplenium Swartzianum
Caenopteris Japonica
Cryptogramma Japonica
Darea Japonica
Japanese Claw Fern
Pteris Japonica
Onychium carvifolium
Onychium chinense
Onychium japonicum f. echizenense
Onychium japonicum var. japonicum
Trichomanes japonicum
OVERVIEW
VPDCalculate
WaterWet
SoilLoamy
LightIndirect Bright (6 Hours)
Temperature20° C
Humidity60%
Dormancy3 Months
pH6.5
Pressure1,013 mbar
DETAILS
Care Instructions
The Japanese claw fern prefers bright, indirect light and moderate temperatures. It thrives in environments with moderate humidity and should be kept evenly moist. Avoid direct sunlight as it can scorch the delicate fronds. Regular watering is essential, but ensure the soil is well-draining to prevent waterlogging.Soil
Onychium japonicum prefers loamy soil that is well-draining. A mix of peat, perlite, and standard potting soil works well. The soil should be kept evenly moist but not waterlogged. Good drainage is crucial to prevent root rot.Fertilizer
A balanced fertilizer with an N-P-K ratio of 10-10-10 is suitable for the Japanese claw fern. Fertilize monthly during the growing season, but reduce feeding during the dormancy period. Over-fertilization can harm the plant, so follow the recommended dosage.Repotting
Repot the Japanese claw fern every 2-3 years or when it outgrows its current pot. Choose a slightly larger pot with good drainage. Gently remove the plant from its old pot, shake off excess soil, and place it in the new pot with fresh soil mix. Water thoroughly after repotting.Propagation
The Japanese claw fern can be propagated through division. The best time to propagate is during the spring when the plant is actively growing. Carefully divide the rhizomes, ensuring each section has roots and fronds. Plant the divisions in separate pots with fresh soil mix and water well.Pruning
Pruning is generally not required for the Japanese claw fern. However, you can remove any dead or damaged fronds to maintain the plant's appearance. Use clean, sharp scissors to cut the fronds at the base.Toxicity
Onychium japonicum is not known to be toxic to pets or humans. It is considered safe to grow in households with pets and children.REVOLUTIONIZE YOUR PLANT CARE
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