Carbeth Plants Lobelia Speciosa Starship Blue - 2 X 9Cm Pot

Lobelia Speciosa Starship Blue provides an impressive display of vivid garden colour with elegant,...

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B&QB&Q - Lobelia Speciosa Mix Starship Blue 1 X 9Cm PotHardy Perennial Garden Plants
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Carbeth PlantsCarbeth Plants Red/Blue Lobelia Speciosa Plants
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The Carbeth Plants Lobelia Speciosa Starship Blue is an ideal choice for gardeners seeking to add dramatic vertical structure and vibrant color to their outdoor spaces. Perfect for both novice and experienced horticulturists, this hardy perennial provides long-lasting, rich blue flower spikes from mid-summer into autumn; however, it requires consistent moisture to thrive in drier climates and must be protected from extreme soil dehydration.

All features

Model Part NumberLOBELSPECMIX - STARBLUE2
BrandCarbeth Plants

Extended Product Information

FAQs

When is the best time to plant my Starship Blue Lobelia?

The best time to plant is in the spring once the danger of hard frost has passed.

Can this plant grow in full shade?

While it tolerates partial shade, it performs best in full sun to partial shade; too much shade can lead to leggy growth and fewer flowers.

Does it need winter protection?

As a hardy perennial, it generally handles typical winters, but applying a layer of mulch in colder regions can help protect the roots.

How often should I water my Lobelia?

Keep the soil consistently moist. In hot, dry spells, check the soil daily and water whenever the top inch feels dry to the touch.

Is this plant toxic to pets?

Like many Lobelia species, it is best to keep it away from pets as ingestion can cause discomfort; consult your veterinarian if you have specific concerns.

Can I grow this in a hanging basket?

Due to its upright, tall nature, it is better suited for deep containers or garden beds rather than shallow hanging baskets.

Troubleshooting

Wilting foliage

Check soil moisture levels immediately; the plant likely needs a deep watering if the surface soil is dry.

Sparse flowering

Ensure the plant is receiving at least 6 hours of sun and consider applying a potassium-rich fertilizer.

Slow growth

Ensure the soil has not become overly compacted and that the plant is not competing with aggressive weeds or nearby shrubs.

Pros and Cons

Pros

  • Striking, rich blue flower color
  • Provides long-lasting blooms from summer to autumn
  • Low-maintenance and easy to grow
  • Excellent for vertical garden design
  • Attracts beneficial pollinators

Cons

  • Requires well-drained but fertile soil to thrive
  • Needs consistent watering to prevent wilting
  • May require seasonal care in harsh winter regions

Setup, Compatibility & Care

When receiving your 9cm pots, prepare the planting site by enriching the soil with organic matter. Dig a hole twice the size of the root ball, place the plant so the top of the root ball is level with the soil surface, and backfill firmly. Space individual plants approximately 30-40cm apart to allow for proper airflow. For care, apply a balanced liquid fertilizer during the growing season to encourage profuse blooming. In late autumn, once the foliage begins to die back, trim the stems to the base to tidy the garden bed and prepare the plant for winter dormancy.

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