Absolutely! You can successfully grow vegetables like tomatoes and herbs in urban planter boxes on a patio that receives afternoon sun. This specific sunlight condition is actually excellent for many sun-loving plants. The key is choosing the right varieties and providing consistent care.
For tomatoes, opt for determinate (bush) or compact patio varieties, as they are better suited for containers. Herbs like rosemary, thyme, oregano, and basil thrive in full sun and are perfect for planter boxes. Ensure your containers are large enough (at least 5 gallons for tomatoes) with excellent drainage. Use a high-quality potting mix, not garden soil.
Afternoon sun can be intense, so consistent watering is crucial. Check soil moisture daily; it may need water every day during hot periods. A layer of mulch on top of the soil helps retain moisture. Provide support like a small cage or stake for tomato plants. With proper container selection, diligent watering, and the right plant choices, your sunny patio can yield a delicious and rewarding harvest.