150 Seeds| Blue Hyssop Seeds - Hyssopus officinalis Hardy Perennial Herb with Fragrant Blue Flowers for Herbal Tea and Pollinator Friendly Gardens#7002 ^Sale

Blue Hyssop (Hyssopus officinalis) is a hardy perennial herb prized for its aromatic leaves and vibrant blue flower spikes. Traditionally used in herbal teas and remedies, Hyssop also serves as a striking ornamental for borders, rock gardens, and pollinator-friendly spaces. With its strong fragrance and long bloom season, Blue Hyssop is perfect for herbal wellness gardens and adds beauty as well as function.

Seed Information

• Type: Herb Seeds

• Common Name: Blue Hyssop, Common Hyssop

• Genus: Hyssopus

• Species: Hyssopus officinalis

• Life Cycle: Perennial

• Features: Fragrant foliage, blue flowers, herbal and ornamental use, pollinator friendly, drought tolerant

• Season of Interest: Summer to early fall blooming

• Indoor/Outdoor: Both (herbal gardens, borders, containers)

• Sunlight: Full sun

• Cultivating Difficulty: Easy to moderate

• Watering: Light to moderate, drought tolerant once established

• Climate: Temperate, Mediterranean

• Growth Habit: Upright clumping perennial, 18–24 in tall

• Soil Type: Well-draining sandy or rocky soil

• Soil pH: 6.0–7.5

• Planting Time: Spring after frost or fall in mild climates

Grow Instructions

• When to Plant: Sow indoors 6–8 weeks before last frost or direct sow outdoors in spring

• Soil: Well-draining, sandy or rocky soil, not overly rich

• Sunlight: Full sun (6–8 hours daily)

• Watering: Water moderately; allow soil to dry slightly between waterings

• Spacing: 12–18 inches apart

• Germination: 14–21 days at 65–70°F (18–21°C)

• Bloom Season: Mid-summer to early fall

• Tips: Prune after flowering to maintain shape and encourage new growth; suitable for containers and dry gardens