Repeat step 5 for yellow bell pepper. 6. 4. Or is it possibly green bell pepper plant. The one bell pepper plant that is labeled as a yellow bell had a flower on it which is now a green bell pepper. 3. Place bell peppers on a baking sheet, cut side down and drizzle with olive oil. Remove from oven, keeping red and yellow peppers separated. Non-green peppers have a shorter shelf life and are typically more expensive. Bell peppers and yellow fruit add a piquant kick to this reinvented classic. We have tomato and pepper plants that we have in smart pots for about 3 weeks. 7. Ingredients. 2. Yellow, Orange, and Red Bell Peppers. Add red bell pepper, lemon juice, olive oil and thyme to a blender and blend until smooth. Yellow, orange, and red bell peppers are sweeter and less bitter than green ones. When will it turn yellow? It's about the size of a baseball now. ... Mezcal imparts a savory smoky note to the classic brunch cocktail. Roast until edges begin to brown, about 10 minutes. 5.