Description
LAVANDULA intermedia ‘Gros Bleu’ or Lavender ‘Gros Bleu’ is one of the most striking hybrid lavenders available, renowned for its exceptionally deep violet flower spikes**, tall upright habit, and intense fragrance. A standout in both ornamental and commercial settings, ‘Gros Bleu’ delivers a bold colour impact that remains vivid throughout the flowering season. Its long stems sway beautifully in the breeze, adding movement and structure to borders, sensory gardens, and Mediterranean-style planting schemes.
Key Features:
Propagation method: Vegetative soft-wood cuttings.
Substrate: Jiffy peat-free propagation Mix.
Plug Size: 4.5cm.
Production system: Grown without artificial light or heating for hardened plants.
Flowers: Rich, deep violet spikes held high above the foliage.
Foliage: narrow, aromatic, silver-grey leaves with a fine, elegant texture, forming a broad, upright mound.
Flowering period: Mid-summer to early autumn (usually June-September).
Height: Up-to 90cm at maturity.
Spread: Up-to 70cm at maturity.
Hardiness: Hardy in most UK regions.
Pollinator value: Highly attractive to bees and beneficial insects.
Sensory value: Ideal for SEND gardens and therapeutic planting schemes.
Ecological impact: Grown in peat-free substrate with no artificial inputs, pollinator and wildlife-friendly.
Awards: Included in RHS lists of pollinator-friendly plants; selected for ecological value.
Planting & Care:
Prefers full sun and well-drained, slightly alkaline soils.
Drought-tolerant once established.
Prune lightly after flowering to maintain shape and encourage bushiness.
Ideal for containers, borders, Mediterranean-style gardens, and Pollinator/Wildlife-friendly planting schemes.
Commercial Notes:
LAVANDULA angustifolia are supplied as strong, well-rooted, hardy plug plants ready for potting into pots up-to 2lt formats.
Ideal for nursery, and wholesale formats and performs well in peat-free and organic programs.
Suitable for wildlife-friendly, sensory, and sustainable product ranges.
Plant Profile from Royal Horticultural Society:
LAVANDULA plants are not subject to VAT.
