Trailing Lobelia Cascade Lilac Seeds (Lobelia pendula)

Fill your garden with cascading waves of soft lilac blooms with Trailing Lobelia Cascade Lilac (Lobelia pendula). Perfect for hanging baskets, window boxes, and containers, this compact trailing annual delivers a mass of dainty flowers that spill beautifully over the edges. Easy to grow and long-flowering, it’s a must-have for adding a touch of elegance and color throughout summer.

How to Grow

• Sow indoors in late winter to early spring.

• Use a fine, well-drained seed compost and surface sow the seeds (do not cover).

• Keep in warmth and bright light until germination, usually 14–21 days.

• Transplant seedlings into small pots once large enough to handle.

• Harden off before planting outdoors after the risk of frost has passed.

• Water regularly and feed with a balanced liquid fertilizer to encourage continuous flowering.

Key Features

• Masses of lilac flowers that trail gracefully

• Ideal for hanging baskets, containers, and window boxes

• Long-flowering annual, blooming from summer to early autumn

• Compact, easy-to-grow variety

• Creates soft cascades of color for outdoor displays

Ideal For

• Hanging baskets and patio containers

• Window boxes and balcony displays

• Edging garden walls or raised beds

• Mixing with other cascading annuals for vibrant displays

Sowing

• Best time: Late winter to early spring indoors

• Germination: 14–21 days

• Surface sow; do not cover seeds

• Prefers full sun to partial shade

Quick Tip

• Pinch back young plants to encourage bushier growth and even more blooms.