Creating a stunning red, white, and blue container garden is a perfect way to celebrate the summer season with patriotic flair. Whether you’re decorating for Memorial Day, the Fourth of July, or simply love the classic color combination, a well-planned container arrangement can add vibrant beauty to your outdoor space.
Using the “Thriller, Filler, Spiller” planting method ensures a balanced and visually appealing design, with a tall focal point, lush middle layer, and trailing accents that spill over the sides. By carefully selecting flowers in bold reds, crisp whites, and cool blues, you can achieve a striking display that thrives throughout the warm months.
In this guide, we’ll explore three unique red, white, and blue container arrangements, each offering a distinct look and personality. Whether you prefer a bold and dramatic display, a soft and elegant arrangement, or a classic and vibrant look, these combinations will help you mix and match plants to create a beautiful tribute to summer.
Let’s dive into each design and discover how to bring these colorful creations to life in your own outdoor space!
Combination 1: Bold & Dramatic Display

Plants:
- Thriller (Height/Focal Point): Canna Lily (Red)
- Filler (Mid-Level Fullness): White Bacopa
- Spiller (Trailing Element): Blue Scaevola
Instructions:
- Choose a Container:
- Select a large, sturdy container (at least 18-24 inches in diameter) to accommodate the Canna Lily’s tall growth. Ensure it has drainage holes.
- Prepare the Soil:
- Use high-quality potting soil mixed with slow-release fertilizer for continuous feeding throughout the season.
- Planting:
- Thriller: Place the Canna Lily in the center of the container, as it will grow tall and provide the focal point.
- Filler: Surround the Canna Lily with White Bacopa, spacing them evenly for a full, lush look.
- Spiller: Add Blue Scaevola around the edges to trail down beautifully.
- Care:
- Water regularly, keeping the soil consistently moist but not soggy.
- Place in full sun for the best bloom performance.
- Deadhead spent flowers to encourage more blooms.
Combination 2: Soft & Elegant Arrangement

Plants:
- Thriller (Height/Focal Point): Angelonia (White)
- Filler (Mid-Level Fullness): Blue Lobelia
- Spiller (Trailing Element): Red Begonia
Instructions:
- Choose a Container:
- A medium-sized decorative planter (14-18 inches in diameter) works well. Make sure it has good drainage.
- Prepare the Soil:
- Use a lightweight potting mix with good water retention. Consider adding a moisture-control mix to prevent drying out.
- Planting:
- Thriller: Place the Angelonia in the center for upright height and soft white blooms.
- Filler: Plant Blue Lobelia around the thriller to create a cool, dense contrast.
- Spiller: Position Red Begonia along the edges to cascade over the sides.
- Care:
- Keep the soil evenly moist, especially during hot summer days.
- Provide at least 6 hours of sunlight daily.
- Trim the Begonia as needed to maintain shape and fullness.
Combination 3: Classic & Vibrant Look

Plants:
- Thriller (Height/Focal Point): Salvia (Blue)
- Filler (Mid-Level Fullness): Red Petunia
- Spiller (Trailing Element): White Vinca
Instructions:
- Choose a Container:
- Opt for a wide, shallow container (16-20 inches in diameter) to allow the filler and spiller to spread nicely.
- Prepare the Soil:
- Use a well-draining potting mix with added compost for nutrients.
- Planting:
- Thriller: Position the Salvia in the center for an eye-catching vertical element.
- Filler: Surround it with Red Petunias to create a vibrant burst of color.
- Spiller: Add White Vinca along the rim to trail gracefully over the sides.
- Care:
- Water regularly, letting the soil dry slightly between waterings.
- Place in full sun to encourage continuous blooms.
- Fertilize every few weeks to keep the Petunias and Salvia thriving.