Yes, you can grow dwarf fig trees in an outdoor plant box! These compact varieties are perfect for container gardening, offering delicious fruit without requiring a large yard. Here’s how to ensure success:

1. Choose the Right Variety: Opt for dwarf fig cultivars like 'Little Miss Figgy' or 'Petite Negra,' which thrive in confined spaces.

2. Select a Spacious Plant Box: Ensure the container is at least 18-24 inches deep and wide to accommodate root growth.

3. Use Well-Draining Soil: Figs prefer slightly acidic, loamy soil with good drainage to prevent root rot.

4. Provide Full Sunlight: Place the plant box in a spot that receives 6-8 hours of direct sunlight daily.

5. Water Regularly: Keep the soil consistently moist but not waterlogged, especially during hot summers.

6. Fertilize Sparingly: Use a balanced fertilizer in early spring and mid-summer to support growth.

7. Protect in Winter: In colder climates, move the plant box indoors or insulate it to shield the tree from frost.

With proper care, your dwarf fig tree will flourish in an outdoor plant box, providing fresh figs and lush greenery for years to come!