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Hyssopus officinalis Hyssop

Hyssopus officinalis Hyssop is a versatile, semi-evergreen perennial herb valued for its aromatic foliage, vibrant flower spikes, and long history of medicinal use. Growing to about 18 to 24 inches tall with a spread of 12 to 24 inches, this shrub-like plant is perfect for herb gardens, rockeries, and low hedges where both structure and pollinator appeal are desired. Unlike tender herbs, Hyssop forms a woody base and blooms profusely from mid-summer to autumn, offering a display of deep violet-blue flowers that provide a vital nectar source for bees and butterflies late in the season.

 

Culinary and Practical Uses

  • The fresh or dried leaves possess a potent, minty-licorice flavor with slightly bitter undertones, used sparingly to season soups, stews, and fatty meats.
  • The colorful flowers are edible and make a stunning garnish for salads, fruit dishes, and desserts, or can be steeped into a soothing herbal tea.
  • Traditionally used in herbal practices to support respiratory health, soothe sore throats, and aid digestion; it is also a key ingredient in liqueurs like Chartreuse.

 

Characteristics

  • Foliage: Narrow, lance-shaped, dark green leaves rich in essential oils; the foliage releases a refreshing, spicy-sweet scent when brushed against or crushed.
  • Growth Habit: Upright, bushy, and clump-forming with a woody base; often used as a low, formal hedge or border plant in potager gardens.
  • Flowers: Produces dense, one-sided spikes of tubular, two-lipped blossoms (typically violet-blue) that are legendary for attracting honeybees and bumblebees.
  • Seeds: Small, dark brown to black seeds harvested after the flower spikes turn brown and dry; seeds store well and are easy to germinate.

 

 

Growing Requirements

  • Sun: Thrives in full sun to partial shade; plants grown in full sun produce the most abundant flowers and essential oils.
  • Soil: Prefers dry, rocky, or sandy soil that is well-draining; intolerant of wet, heavy clay soils which can cause root rot.
  • Water: Requires low to moderate watering; highly drought-tolerant once established, making it an excellent choice for xeriscaping.
  • Spacing: Plant seeds or transplants 12 to 18 inches apart to allow for air circulation and prevent fungal issues.
  • Maintenance: Prune plants back hard in early spring or after flowering to maintain a compact shape and encourage fresh, vigorous growth; replace woody plants every 4 to 5 years.

 

Shipping Info

Hyssop seeds ship as fresh, high-quality, viable seeds that are carefully packaged for stability and protection from damage during transit. Prompt shipping supports reliable germination and seasonally appropriate planting.

Growing Zones

3c - 10b
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Low Temperature

-40°F

High Temperature

100°F

Fragrant

Yes

Polinator Required

No

Polinator Friendly

Yes

Flower Color

Green Purple

Growth Rate

Fast

Soil

Dry, rocky, or sandy well-drained soil

Moisture

Low to Moderate

Sun Exposure

Full Sun to Partial Shade

Mature Spread

12 - 24 inches

Mature Height

18 - 24 inches

Bloom Period

Summer to Early Fall

Pruning Time

Early Spring

Pet Safe

No

Perennial / Annual

Perennial

Evergreen / Deciduous

Deciduous

Blossomdale
Blossomdale
Blossomdale

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