Description

Bring a bold splash of colour to your South London window boxes, hanging baskets, or balcony planters with Lobelia ‘Trailing Dark Blue’. This vibrant, trailing annual spills beautifully over containers, creating a rich carpet of deep blue flowers that bloom right through summer. Try pairing with petunias, bacopa, or fuchsias for a stunning seasonal display.

Plants supplied in a 9CM growers pot.

Key Features & Care:

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  Mature Height: 10–15cm


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  Mature Spread: Trails up to 45cm


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  Flower Colour: Deep violet-blue


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  Flowering Period: June to October


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  Foliage: Deciduous


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  Fragrant: No


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  Growth Rate: Fast-growing


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  Hardiness: Half-hardy annual – not frost tolerant


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  Position: Full sun to partial shade


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  Soil Moisture: Moist but well-drained


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  Soil PH: Neutral to slightly acidic


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  Soil Type: Loam, compost-rich containers


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  Wildlife Friendly: Attracts pollinators like bees and hoverflies

Perfect For:

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  City balconies and hanging baskets


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  Brightening up window boxes


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  Seasonal bedding schemes


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  Mixing with other summer annuals

How to Grow:

Plant out after the last frost in a sunny to lightly shaded spot. Keep well-watered in hot weather, and feed fortnightly with a liquid fertiliser for long-lasting blooms. Deadheading isn’t essential but can help tidy up the display.

Please note:

Images show how this plant may look at various stages of maturity. The size you choose may look different.