Product description
Lithodora 'Heavenly Blue', also known as Purple Gromwell, is a stunning evergreen shrub that offers a brilliant display of royal blue, star-shaped flowers from late spring through summer. Its dense, mat-forming growth and narrow, green foliage make it a perfect ground cover option for rockeries, borders, or as a feature in containers. This plant thrives in full sun and adds vibrant colour to any garden, making it an excellent choice for low-maintenance settings.
Growing to just 15 cm in height and spreading up to 60 cm, Lithodora 'Heavenly Blue' is ideal for filling smaller spaces with a carpet of flowers. It thrives in well-drained, acidic soil and is incredibly easy to care for, requiring minimal attention once established. Hardy to UK winters, this plant can withstand temperatures as low as -15°C, making it suitable for most garden environments.
Please Note: Images are for illustrative purposes only and designed to be a representation of the item(s) being sold. Depending on seasonality, deciduous plants may be supplied in their dormant state and without leaves. Plants may also be pruned back, lower than stated heights, to encourage new growth.
Plant specs, care guide & tips
Key features
Specifications
When to plant
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
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Planting and period of interest times are general guidelines and may vary based on your location and conditions. For best results, consult local gardening resources.
Instructions
Top Tip
Lithodora prefers slightly alkaline soil. Consider adding organic matter to improve drainage and acidity.
How to Water
Water Lithodora regularly, keeping the soil evenly moist but not waterlogged. Water at the base and ensure good drainage to prevent root rot. Reduce watering in winter.
How to Plant
Plant Lithodora in well-draining, acidic soil with full sun or partial shade. Space plants 30-45cm apart for proper air circulation. Dig a hole twice the size of the root ball, place the plant, and fill with soil. Lightly firm the soil around the roots.