Great Blue Lobelia (Lobelia siphilitica) Live Plant in 3-Inch Starter Pot

About This Plant

Great Blue Lobelia is a blue-flowering, native perennial (Lobelia siphilitica) known for its tall spikes of brilliant blue flowers. This herbaceous perennial prefers moist, well-draining soil and attracts bees, butterflies, and hummingbirds. Suitable for rain gardens, woodland gardens, pond edges, and pollinator landscapes, it is hardy in suitable climates and returns year after year.

What You Will Receive

1 live Great Blue Lobelia plant in a 3-inch starter pot. The plant is healthy, rooted, and ready for planting. Ships securely in packaging for safe arrival.

Growing Information

• Common Name: Great Blue Lobelia, Blue Cardinal Flower
• Botanical Name: Lobelia siphilitica
• Plant Type: Herbaceous flowering perennial
• Growth Stage: Starter plant
• Sun Requirements: Full sun to partial shade
• Soil: Moist, well-draining soil; tolerates clay soils
• Watering: Moderate to high; keep soil consistently moist
• Mature Height: 2–3 feet
• Mature Width: 1–1.5 feet
• Growth Rate: Moderate
• USDA Zones: 4–9
• Container Friendly: Yes

Care Tip

Plant in consistently moist soil in a location with morning sun or partial shade. In warmer climates, provide some shade during hotter parts of the day. This perennial may go dormant seasonally.

Live Plant Notice

Live plants naturally vary in size, shape, foliage, and appearance. Depending on the season and shipping conditions, plants may arrive dormant, leafless, pruned, bare root, or show minor shipping stress such as wilting or leaf loss.

Listing photos may show a mature plant for reference. The plant you receive may be younger or smaller depending on the size and condition stated in this listing.

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