The Philodendron ‘Nuclear Green’ is a striking tropical houseplant known for its bright chartreuse-green foliage. It is relatively easy to care for when given the right conditions.

Light

• Prefers bright, indirect light.

• Can tolerate medium light, but growth may slow and leaf color may become less vibrant.

• Avoid direct afternoon sun, which can scorch the leaves.

Water

• Water when the top 1-2 inches of soil feel dry.

• Keep the soil lightly moist but not soggy.

• Reduce watering during cooler months when growth slows.

• Yellow leaves often indicate overwatering.

Soil

• Use a well-draining aroid mix:

  • Potting soil

  • Perlite

  • Orchid bark

• Good drainage is essential to prevent root rot.

Temperature

• Ideal range: 65-85°F (18-29°C).

• Protect from cold drafts and temperatures below 55°F.

Humidity

• Enjoys moderate to high humidity (50%+).

• Will grow in typical indoor humidity but thrives with:

  • Humidifier

  • Pebble tray

  • Grouping with other plants

Fertilizer

• Feed monthly during spring and summer with a balanced liquid houseplant fertilizer at half strength.

• Reduce or stop feeding during winter.

Growth & Support

• This philodendron can become a climbing plant.

• A moss pole or support stake can encourage larger leaves and stronger growth.

Common Problems

• Yellow leaves: Usually overwatering.

• Brown crispy edges: Low humidity or underwatering.

• Leggy growth: Not enough light.

• Pests: Watch for spider mites, mealybugs, and scale.