Botrychium simplex — a medium houseplant, prefers partial sun light
SPECIMEN · FROM THE LIBRARY
Botrychium simplex

Botrychium Simplex

Updated · 28 observations
ON THIS PLANT

Botrychium simplex, commonly known as the little grape fern, is a small fern species belonging to the family Ophioglossaceae. Native to North America, it can be found in diverse habitats, including forests, meadows, and wetlands. The plant has a distinctive appearance, with its fronds growing in clusters that resemble tiny grapes.

The fronds of Botrychium simplex typically range from 5 to 20 cm in length and are divided into two parts: a sterile blade at the top and a fertile spike at the bottom. The sterile blade is triangular or diamond-shaped, adorned with finely divided leaflets that lend it an airy look. The fertile spike, growing from the base of the sterile blade, contains spores used for reproduction.

Botrychium simplex thrives in moist soils with good drainage but can tolerate dry conditions once established. It grows best in partial shade but can also endure full sun if provided with adequate moisture.

The little grape fern has no known medicinal uses but plays a vital role in its ecosystem by providing habitat for various insects, including moths, butterflies, beetles, and ants.

Overall, Botrychium simplex is an intriguing plant species that adds unique beauty to natural landscapes while offering ecological benefits to its surroundings.

A note from PlantMom

Little grapefern has good resistance to disease and is generally not susceptible to illnesses. Nevertheless, it can be affected by pests and diseases present in its environment. These issues are typically not serious. As for care, this plant needs a moderate level of maintenance. It requires regular pruning to preserve its appearance and encourage healthy growth. Applying fertilizer can also help stimulate flowering. Little grapefern is appropriate for anyone with outdoor areas like a garden or patio and does not demand extensive care experience. It may need more attention if kept indoors.

— PlantMom
CARE GUIDE

How to keep Botrychium Simplex.

Light

Little grapefern naturally occurs in habitats like forest understories and rocky areas, where it grows in natural shade. It prefers partial sun but can adapt to full sun or full shade, showing its versatile and hardy nature.

Water

The little grapefern thrives in consistently moist soil and humid environments. Although it can withstand moderate drought, for optimal growth, it should be watered weekly. Usually grown outdoors, the plant benefits from natural rainfall and dew throughout its active growing season.

Temperature

Little grapefern can tolerate a wide range of temperature conditions, but its distribution may still be restricted by various combinations of water and heat. It does best in warm summer climates with sufficient rainfall or watering. Extended periods of cloudy, rainy weather and prolonged high temperatures can increase the chance of Little grapefern dying. In winter, adequate protection from cold improves the plant’s survival rate.

Fertilizer

One application of fertilizer in spring is generally enough for Little grapefern, but repeated feedings can maximize growth. Feed once every month to six weeks. Fertilization improves leaf appearance and function, maintaining even color and a healthy texture. It also encourages root growth and nutrient uptake for long-term plant health.

Pruning

The little grapefern is characterized by its simple fronds and requires minimal care. To promote healthy growth, prune it from early to late spring, but be cautious not to over-prune. This approach improves air circulation, reduces the risk of disease, and ensures the plant's long-term health and aesthetic appeal.

CHARACTERISTICS

Botanical profile.

Plant Type
Herb
Life Cycle
Perennial
Genus
Botrychium
Family
Ophioglossaceae
Hardiness Zone
3-8
Mature Height
5 cm to 15 cm
Mature Spread
2 cm to 5 cm
Leaf Color
Green
Leaf Type
Deciduous
Planting Time
Spring, Summer
ALSO KNOWN AS

Other names.

en Least Moonwort en Little Grapefern en Little Moonwort en Simple moonwort
PLATES
Botrychium simplex leaf
PLATE 01 · leaf
Botrychium simplex leaf
PLATE 02 · leaf
Botrychium simplex flower
PLATE 03 · flower
ALSO IN THE LIBRARY

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