Is Japanese holly fern invasive?
Like all ancient fern species, Holly fern is a non-flowering, vascular plant with sori packets on the underside of the leaves where microscopic spores develop for reproduction. Spores are spread mainly by wind, but Holly Fern is not invasive or aggressive.
What does a holly fern look like?
Appearance. Holly fern forms loose two to three-foot tall clumps of deep green leathery leaves. They can be used in partially sunny to fully shady spots as a border plant, ground cover, or in a woodland garden. Holly fern’s dark green color makes for a great background when grouped with more colorful plants.
Where are holly ferns found?
Cyrtomium falcatum, commonly known as Japanese holly fern, is native to Asia (including China and Japan). It has been introduced across the world as an ornamental plant and has spread throughout tropical and subtropical areas, and in temperate regions with milder climates, and has spread rapidly across the USA.
How tall do holly ferns get?
Japanese Holly Fern
genus name | Cyrtomium falcatum |
---|---|
light | Part Sun Shade |
plant type | Houseplant Perennial |
height | 1 to 3 feet |
width | 2 to 3 feet |
How do you care for Cyrtomium?
Cyrtomium Falcatum prefers frequent watering every week to 10 days. In case of frequent rain, reduce watering. Check the soil surface, if it feels dry upon touching, it is time to water the plant. Wait for the moist soil to dry out between watering.
Is Japanese holly fern evergreen?
Also known as Japanese holly fern, this substantial plant reaches mature heights of 2 feet (0.5 m.) Holly fern is suitable for growing in USDA plant hardiness zones 6 through 10. It is evergreen in mild climates.
Is Japanese holly fern deer resistant?
You’ll be pleased to know that Japanese Holly Fern has no serious insect or disease problems, and it’s deer resistant.
Do you cut back holly ferns?
Holly fern is an evergreen fern in most areas. Care for it in spring by cutting back the old fronds right after new growth emerges. Top-dress the mulch around plants if needed to maintain a 2-inch-thick layer of mulch or compost.
Can you divide holly fern?
They thrive outdoors year-round within U.S. Department of Agriculture plant hardiness zones 8 to 10, although holly ferns must be divided and transplanted every few years to rejuvenate their growth and maintain their appearance.
Is Japanese holly fern toxic to dogs?
Varieties of English, Japanese, and Chinese Holly contain toxic saponins. When Christmas or English holly is ingested, it can result in severe gastrointestinal upset (e.g., vomiting, diarrhea) thanks to the spiny leaves and the potentially toxic substances (including saponins, methylxanthines, and cyanogens).
What kind of plant is Japanese holly fern?
Japanese Holly Fern’s attractive glossy ferny leaves remain dark green in color throughout the year. Neither the flowers nor the fruit are ornamentally significant. Japanese Holly Fern is an herbaceous evergreen fern with a shapely form and gracefully arching fronds.
How often do you water Japanese holly fern?
Cyrtomium Falcatum Watering Japanese Holly Fern Keeping the soil damp and moist is essential for this plant to thrive. On average, you would need to water it at least once a week or once every 10 ten days.
What’s the best way to propagate holly fern?
The quickest way to propagate holly ferns is through division, particularly during the spring. An easy way to do this is by watering the plant a day before and then removing it from its pot. Gently pull apart a section from the rhizome or rootstock, preferably one that already has a few dark green fronds.
What to do about scale bugs on holly fern?
Luckily, this can easily be addressed with fungicide. Check the plant for any scale bugs which appear as yellowish bumps along its stems and leaves. You can get rid of them by gently wiping some pesticide onto the infested area, but avoid using pesticides that contain oil. Keeping the soil damp and moist is essential for this plant to thrive.