How to Care for Nephrolepis exaltata

Korean name: 보스턴 고사리

This fern has lush, cascading leaves and is highly effective at removing formaldehyde, ranking among NASA's top air-purifying plants.

Key facts

• Category: Foliage plant
• Difficulty: Moderate
• Where to keep: indoors or outdoors
• Native to: Tropical regions
• Growth rate: Moderate
• Pets: No known toxicity, so it is fine to keep around pets.
• Air purifying: Helps clean indoor air.
• Traits: fern, air purifying, NASA recommended, humidity loving

Care Guide

• Light: Indirect light. Avoid direct sunlight.
• Watering: Water frequently to keep the soil consistently moist.
• Soil: Moisture-retaining peat moss mix
• Humidity: High humidity required (above 50%)
• Temperature: 16~24°C
• Fertilizer: Diluted fertilizer every two weeks from spring to summer

Common questions

How often should you water Nephrolepis exaltata?

Water frequently to keep the soil consistently moist. Roughly every 3 days is the baseline; adjust for the season and the spot it sits in.

Where should you keep Nephrolepis exaltata?

It likes Indirect light. Avoid direct sunlight.. You can grow it indoors or outdoors. Use Moisture-retaining peat moss mix.

Is Nephrolepis exaltata safe around pets?

No known toxicity, so it is fine to keep around pets.

Is Nephrolepis exaltata good for beginners?

Difficulty: Moderate. Keep it around 16~24°C. Humidity: High humidity required (above 50%). Fertilise Diluted fertilizer every two weeks from spring to summer.