Nephrolepis Exaltata Smithii, also known as the Cotton Candy Fern, is a classic houseplant that is popular for its lush, green foliage. Here is a care guide to help you keep your Nephrolepis Exaltata Smithii healthy and thriving:

1. Light: Nephrolepis Exaltata Smithii prefers bright, indirect light. Avoid placing it in direct sunlight as it can burn the leaves.

2. Temperature: This plant prefers moderate temperatures between 60-75°F (16-24°C). Avoid exposing the plant to extreme temperatures or drafts.

3. Watering: Keep the soil evenly moist. Water thoroughly and allow excess water to drain out of the bottom of the pot. Do not let the plant dry out completely or sit in standing water.

4. Humidity: Nephrolepis Exaltata Smithii prefers high humidity levels. You can increase humidity by misting the plant regularly, placing a tray of water near the plant, or using a humidifier.

5. Soil: This plant prefers a well-draining soil mix. You can use a mix of peat moss, perlite, and vermiculite.

6. Fertilizer: You can feed your Nephrolepis Exaltata Smithii with a balanced, water-soluble fertilizer every 2-3 weeks during the growing season (spring and summer). Do not fertilize during the winter months.

7. Pruning: You can prune your plant to remove any dead or damaged fronds. Make sure to use clean, sharp pruning shears.

8. Repotting: You can repot your Nephrolepis Exaltata Smithii every 1-2 years or when it outgrows its current pot. Use a slightly larger pot and fresh soil mix.

9. Pest control: Nephrolepis Exaltata Smithii is generally pest-resistant, but can be susceptible to mealybugs and spider mites. Keep an eye out for any signs of infestation and treat with insecticidal soap or neem oil as needed.

By following these care tips, you can enjoy the lush, green foliage of your Nephrolepis Exaltata Smithii for years to come.