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A picture of a Lavender 'Grosso'

Lavender 'Grosso'

Lavandula × intermedia 'Grosso'

Also known as

Margaret Roberts' Lavender

Photo by AlanGardenMaster (All rights reserved)

Full Sun
Easy care
Light watering
Frost Hardy


USDA zone


Minimum temperature

Expected size








2 years to reach maturity


  • spring
  • summer
  • autumn
  • winter

This plant has a strong fragrance

More images of Lavender 'Grosso'

A close up of some purple Lavandula x intermedia ''Grosso'' flowers
A close up of some leaves from a Lavandula x intermedia ''Grosso'' plant
A photo of Lavender 'Grosso'
A photo of Lavender 'Grosso'
A photo of Lavender 'Grosso'

Lavender 'Grosso' Overview

The most fragrant of all lavenders, Lavandula × intermedia 'Grosso' is the one most used for its scent. It is a cross between L. angustifolia and L. latifolia. Also well known for its abundance of exceptionally long, deep violet flowers that stand out above the compact foliage. Used for potpourri, essential oil making and as cut flowers.

Common problems with Lavender 'Grosso'

Cannot tolerate excess water and humidity; also dislikes highly organic compacted soils. If conditions are too wet fungal problems may arise, these may be mitigated by providing excellent drainage and good air circulation to plant roots.

Lavender 'Grosso' Companion Plants

Grows well with Rosemary and Thyme

How to harvest Lavender 'Grosso'

Flowers can be harvested throughout summer. Harvest seeds from flowers after they have dried out.

How to propagate Lavender 'Grosso'


6 - 10 cm cuttings should be taken long before or after the flowering period, (Cuttings don't tend to root well during its flowering period).


Unlikely to come true from seed.

Special features of Lavender 'Grosso'

Attracts useful insects

Attracts bees and butterflies

Repels harmful insects

Drought resistant

Very water wise

Pot plant

Grows well in any sized pot. Good for a sunny balcony or ​porch.

Crop rotation

Light Feeder

Hedge plant

Excellent low hedge that thrives along the edges of masonry walks and walls.

Attractive flowers

Other uses of Lavender 'Grosso'

Used for potpourri and cut-flowers


The entire plant is edible, however consuming this species is not favoured as it is very bitter. A better species to consume is L. angustifolia which is sweeter and less pungent.

Cut flowers or potpourri

Cut as needed.


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