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Hyssopus officinalis

Hyssopus officinalis
Rock hyssop

4,5/5
40 reviews
5 reviews
4 reviews
1 reviews
3 reviews

Plant arrived in good condition, matching the photo. Good establishment, they are gradually spreading!

Corinne, 18/07/2023

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This plant carries a 12 months recovery warranty

More information

Undershrub dwarf classified among perennials, with aromatic leaves that produces beautiful intense blue flowers in spikes reminiscent of lavender.
Height at maturity
60 cm
Spread at maturity
50 cm
Exposure
Sun
Hardiness
Hardy down to -15°C
Soil moisture
Dry soil
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Recommended planting time March to May, September to October
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Flowering time July to September
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Description

The officinal Hyssop or Hyssopus officinalis, is cultivated for its medicinal virtues, it is an undershrub dwarf often classified among perennials, which adapts to all sunny places. Its regularly rounded habit and its blue-violet flowers reminiscent of lavender.

Also called "Sacred Herb" by Greek civilizations, the officinal Hyssop has green matte linear, opposite, very aromatic leaves that can reach up to 50cm (19.7 in). From July to September, pretty blue-lavender flowers in narrow spikes bloom to welcome bees and butterflies.

Mediterranean plant, the officinal Hyssop will find its place in aromatic plant gardens next to mint or savory. In flower beds and rockeries, this perennial is not left behind by the beauty of its flowering. It thrives in arid, poor and limestone soils as long as the exposure remains very sunny, it also appreciates fertile soil and accepts a semi-shaded exposure in the south of France.

The harvest of fresh leaves is done according to needs and the flowers are harvested at the beginning of flowering. For conservation, cut the leaf stems before flowering and dry them. Use to flavor salads, vegetables, soups, liqueurs. Hyssop is also used as an infusion (20g of leaves per liter of boiling water with a little cinnamon and honey) for the bronchi, digestion and the nervous system, but be careful, the essential oil is toxic.

In the vegetable garden: Officinal Hyssop is a repellent for ants, slugs and snails, and its infusion is sprayed against diseases caused by bacteria.

Hyssopus officinalis in pictures

Hyssopus officinalis (Flowering) Flowering
Hyssopus officinalis (Foliage) Foliage
Hyssopus officinalis (Plant habit) Plant habit

Flowering

Flower colour blue
Flowering time July to September
Bee-friendly Attracts pollinators

Foliage

Foliage persistence Deciduous
Foliage colour green
Aromatic? Fragrant foliage when creased

Plant habit

Height at maturity 60 cm
Spread at maturity 50 cm
Growth rate normal

Botanical data

Genus

Hyssopus

Species

officinalis

Family

Labiatae

Other common names

Rock hyssop

Origin

Cultivar or hybrid

Other Hyssopus

  1. 12
    From €3.15 8/9 cm pot

Planting and care

The officinal Hyssop is easy to grow. It should be planted in spring with a 40cm (15.7 in) spacing and a compost supply in well-drained soil. Weed, mulch, and water during growth. Its maintenance afterwards is simple, watering only in case of drought and pruning the faded stems to 3cm (1.2 in) of old wood. Every 4 years, rejuvenate the stump by dividing it.

Planting period

Recommended planting time March to May, September to October

Intended location

Suitable for Rockery
Type of use Border, Container, Vegetable garden
Hardiness Hardy down to -15°C (USDA zone 7b) Show map
Planting density 4 per m2
Exposure Sun
Soil pH Neutral, Calcareous
Soil type Chalky (poor, alkaline and well-drained), Silty-loamy (rich and light), Stony (poor and well-drained)
Soil moisture Dry soil, Well-drained

Care

Pruning instructions To maintain a compact habit, prune after flowering.
Pruning Pruning recommended once a year
Pruning time July to August
Overwinter Can be left in the ground
4,5/5

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