Blue Lobelia

Blue Lobelia has striking blue hues and an attractive shape; this perennial plant can elevate the aesthetics of any garden or outdoor space. It is an excellent addition to any landscape design, from attracting pollinators to providing visual appeal.

Blue Lobelia is an amazing choice when you crave flowers that swirl together showy blue blossoms with vibrant greenery in bright spikes. It's a striking, solidly built plant that delights both people and pollinators.

What Does the Flowers of Blue Lobelia Look Like

Several large flowers spiral around the stout central stem in an extended cluster. They are positioned most heavily along the upper portion of the stem. The tubular flowers have five petals with edges that curl attractively. Two petals form an upper lip. Three fuse together to form a lower lip that is more prominent. Blooms are typically about an inch in length, and they may appear solid or striped.

While the bold flowers are clearly the stars of the show, the vibrant green foliage shines in its supporting role. The thick, unbranching stem stands firm and tall, allowing the plant to attain a height of two feet to three feet with ease. In fact, plants reaching four feet in height are not uncommon. The stems are wrapped in alternating leaves with no stalks in varying shapes. Some are shaped like a lance and finely toothed. These can measure up to five inches in length. Others are elliptical and can be between two inches and six inches in length.

Does Blue Lobelia Come in Any Other Colors

They are primarily found in shades of blue or purple. However, plants with white flowers are also available. In addition, crosses with cardinal flowers may result in plants that produce pink blooms.

When Does Blue Lobelia Bloom

This wildflower generally unfurls its blooms in midsummer or later and continues the show until fall. In many regions, that means you can enjoy the flowers from July through October.

Why Do Gardeners Plant Blue Lobelia

They are amazing flowers that put on a fantastic show, so they're a wonderful choice when you want something big, bold, and beautiful. They attract hummingbirds, butterflies, and pollinators. They flourish along ponds and water features, are favorites in borders, thrive in rain gardens, and delight when paired with plants like ferns, heuchera, or cardinal flowers.

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