Pteridium caudatum
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Pteridium caudatum

Southern brackenfern · Lacy bracken · Southern bracken fern

Tier 1 Difficulty: hard Water: high Light: full_shade
Water every
7 days
Temperature
15–37 °C
Soil pH
6–7
Hardiness
Zone 8–11
Click count
104
Observations
47

Description

Source: leafsnap

Pteridium caudatum, commonly known as bracken fern, is a species of fern native to various parts of the world, including North America, Europe, Asia, and Africa. This large and robust plant can grow up to 2 meters in height. Its fronds are triangular in shape and divided into smaller leaflets, giving the plant a feathery appearance. Bracken ferns thrive in open areas such as meadows and forests with ample sunlight. They can also tolerate acidic soils, making them well-suited for areas with poor soil quality. Historically, some cultures have used bracken ferns for medicinal purposes. However, they are also known to be toxic if ingested by humans or animals, as they contain carcinogenic compounds linked to an increased risk of cancer. Despite these toxicity concerns, bracken ferns remain an important part of many ecosystems worldwide. They provide habitat for wildlife and help prevent soil erosion.

Care Guide

💧 Water Every 7 days
Suggested frequency: Every 7 days
☀️ Light Full shade

Southern brackenfern is native to habitats such as forest understories or rocky areas that provide natural shade. It prefers Full Shade but can tolerate Partial Sun.

Ideal: Full shade
FAQ
What are the sunlight requirements for Southern brackenfern (Pteridium caudatum)?

The Southern brackenfern, known botanically as Pteridium caudatum, thrives under specific sunlight conditions. It requires 'full sun' exposure, which means it should receive above 6 hours of sunlight each day. Alternatively, it can grow under 'partial sun,' indicating it needs about 3-6 hours of sunlight daily. When deciding on a location for your Southern brackenfern, it's important to observe the movement of sunlight through your garden throughout the day. Finding the right balance between light and shade ensures the plant's health and happiness, making such observations crucial for gardening success.

🌡️ Temperature 15–37.8°C

Southern brackenfern comes from tropical areas, where the climate is generally warm and humid. Consequently, it is well suited to high heat and moisture. It does not tolerate abrupt temperature changes and prefers a steady thermal environment, so avoiding temperature fluctuations indoors is important. It typically cannot endure cold conditions and requires warmer temperatures for growth. If the environmental temperature falls too low, the plant may stop growing or even die.

Ideal temperature: 15–37.8°C
💨 Humidity
Humidity:
🪴 Soil 6-7
Soil pH: 6-7
🌱 Fertilizer
🪴 Pot & Repot
✂️ Pruning

The Southern brackenfern has fern-like fronds and thrives with regular pruning. Trimming away the old fronds in early spring encourages healthy growth, improves air circulation, lowers the risk of disease, and enhances its appearance. This practice ensures the plant remains a strong presence in your garden while following its natural growth cycle.

🌿 Propagating
🐛 Diseases & pets
☠️ Toxicity

Characteristics

Plant Type
Fern
Life Cycle
Perennial
Genus
Pteridium
Family
Dennstaedtiaceae
Hardiness Zone
8-11
Mature Height
30 cm to 91 cm
Mature Spread
0.91 m to 1.52 m
Leaf Color
Forest Green, Dark Green
Leaf Type
Deciduous
Planting Time
Spring, Summer, Autumn
Native Area
Belize, Honduras, Mexico, Guatemala, Peru, Panama, Jamaica, Colombia, Bahamas, Cuba, Bolivia, Venezuela, Guyana, El Salvador, Nicaragua, Brazil, Ecuador

Tags (5)

Common Names (3)

en Southern brackenfern
en Lacy bracken
en Southern bracken fern