Asplenium obtusatum — a hard houseplant, prefers partial sun light
SPECIMEN · FROM THE LIBRARY
Asplenium obtusatum

Asplenium Obtusatum

Updated · 3 observations
ON THIS PLANT

Asplenium obtusatum, the shore spleenwort or paranako, is a species of spleenwort found in New Zealand and other Pacific isles.

A note from PlantMom

Shore spleenwort typically shows strong resistance to disease and attracts relatively few insect pests. Its care is regarded as difficult because it needs a consistently moist environment and frequent watering. At the same time, the roots are susceptible to rot if overwatered or if the surroundings lack adequate ventilation. It is better suited to people with some growing experience, since most can keep it alive for a period of time. Nevertheless, Shore spleenwort may struggle to thrive and its leaves can dry out and become less healthy over time.

— PlantMom
CARE GUIDE

How to keep Asplenium Obtusatum.

Light

Shore spleenwort is native to habitats such as forest understories or rocky locations that provide natural shade. It favors Full Shade but can tolerate Partial Sun.

Temperature

Shore spleenwort grows best in forest undergrowth. It is very sensitive to temperature and moisture; high heat, dry conditions, and strong sunlight can all stress Shore spleenwort. In summer it needs adequate shade and a humid environment. Generally it does not require special care in winter, but prolonged dry periods in winter can still be fatal to the plant.

Pruning

Shore spleenwort prospers in coastal environments and needs minimal pruning. To boost growth and improve appearance, trim any dead or discolored fronds in early spring. Avoid heavy pruning, as it can stress the plant. Regularly removing old fronds helps ensure good air circulation and prevents decay, which promotes the health of shore spleenwort.

CHARACTERISTICS

Botanical profile.

Plant Type
Fern, Herb
Life Cycle
Perennial
Genus
Asplenium
Family
Aspleniaceae
Hardiness Zone
9-11
Mature Height
30 cm to 61 cm
Mature Spread
30 cm to 61 cm
Leaf Color
Dark Green, Forest Green
Leaf Type
Evergreen
Planting Time
Spring, Summer, Autumn
FREQUENTLY ASKED

Reader questions.

What are the sunlight requirements for Shore spleenwort?

Shore spleenwort, with its botanical name Asplenium obtusatum, thrives in full shade conditions, requiring less than 3 hours of sunlight daily. It's important to observe the way sunlight moves through your garden throughout the day. This observation will help you select spots that offer a perfect balance of light and shade, ensuring the plant's well-being and happiness.

What is Shore Spleenwort?

Shore Spleenwort, scientifically known as Asplenium obtusatum, is a species of fern. This information primarily focuses on its botanical aspects and identifies the fern by its botanic name, but does not specify its essentials, symptoms of presence, or additional details regarding its habitat, care, or uses.

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