Lavandula intermedia 'Grosso' | 1.3 Litre Pot | 15cm - 20cm Height

Discover Lavandula intermedia ‘Grosso’, a robust lavender cultivar known for its fragrant, vibrant purple-blue flower spikes and exceptional oil yield, bringing Mediterranean charm to any UK garden.

This magnificent hybrid lavender, Lavandula intermedia ‘Grosso’, captivates with its strong, aromatic presence. Originating from France, it earned its name from the grower who popularised it, Jean Gattefossé, who first cultivated it in the 1970s.

Gardeners value this particular lavandin for its long-lasting, profuse blooms and its ability to thrive in various conditions. Furthermore, its hardy nature makes it a favoured choice across the UK. It offers both visual beauty and a delightful scent throughout the summer months.

Key Features of Lavandula intermedia ‘Grosso’

• Produces highly aromatic, deep purple flower spikes.
• Blooms abundantly from mid-summer into early autumn.
• Forms a dense, evergreen mound of silvery-green foliage.
• Attracts bees, butterflies, and other beneficial pollinators.
• Highly drought-tolerant once established.
• Offers a classic Mediterranean aesthetic.
• Ideal for creating fragrant hedges or borders.
• Resistant to many common garden pests.

About Lavandula intermedia ‘Grosso’

Lavandula intermedia ‘Grosso’ is a cross between Lavandula angustifolia (English lavender) and Lavandula latifolia (Spike lavender). This hybrid is often called lavandin. Its robust nature makes it a highly regarded cultivar.

The ‘Grosso’ name refers to its significant size and abundant flower production. It truly stands out amongst other lavenders. This particular lavandin offers a classic, calming fragrance.

Blooming and Foliage

The plant develops striking, elongated flower spikes. These display a rich purple-blue hue. Flowers emerge in abundance from July, continuing their display right through to September in the UK.

The flowers sit above elegant, narrow, silvery-green leaves. These leaves hold their colour year-round, adding consistent appeal. Even when not in bloom, the foliage releases a pleasant aroma. This makes it a multi-sensory addition.

Garden Uses and Wildlife Benefits

Gardeners widely appreciate Lavandula intermedia ‘Grosso’ for its versatility. It excels when used to create low, fragrant hedges. You can also plant it in drifts within a gravel garden. Moreover, it works wonderfully in pots and containers, bringing its charm closer to seating areas.

Its strong scent and nectar-rich flowers are a magnet for local wildlife. Bees and butterflies flock to the blooms, supporting essential pollinators in your garden. This significantly enhances biodiversity.

Pruning Lavandula intermedia ‘Grosso’

To maintain a neat shape and encourage abundant flowering, prune Lavandula intermedia ‘Grosso’ annually. The best time for this is after the main flush of flowers fades, usually in late summer or early autumn.

Simply cut back about one-third of the current year’s growth. Avoid cutting into old wood, as this can hinder regrowth. Regular trimming ensures a compact, vibrant plant for years.