Agastache Mexican Hyssop Seeds

Agastache Mexican Hyssop Seeds – Irish Plants Direct

 

Agastache mexicana, commonly known as Mexican Hyssop, is a striking perennial producing tall spikes of tubular flowers in shades of pink, purple, and red.

 

The blooms are highly attractive to bees, butterflies, and hummingbirds, making this plant an excellent choice for pollinator friendly gardens.

 

Foliage is aromatic with a minty fragrance, adding ornamental and sensory appeal. A long-flowering plant, Mexican Hyssop provides colour and interest from midsummer into autumn.

 

Perfect for sunny beds, borders, and cottage garden schemes. The plants are upright and free flowering, with blooms that continue steadily throughout the season. Excellent for wildlife-friendly planting and for creating bold, architectural displays.

 

Seed Qty Approx 0.4 grams

 

Sow February to May indoors on a warm windowsill or in a propagator.

Germination 14 to 21 days in warm, steady conditions.

Soil and Position Fertile, well-drained soil; loam, chalk, or sandy soils. Plant in full sun.

Height Approx 90 to 120 cm; upright habit.

Flowering July to September; tall spikes of tubular blooms.

 

Sowing instructions

Sow thinly onto moist compost and cover lightly with fine compost. Keep warm and evenly moist until germination. When seedlings are large enough to handle, transplant into trays or pots, spacing plants 5 cm apart. Harden off and plant outdoors after the last frost. Space plants 45 cm apart for best results.

 

Grow and maintenance

Plant in full sun in free draining soil. Water moderately; Agastache is drought tolerant once established. Deadhead spent blooms to prolong flowering or leave seed heads for autumn interest and wildlife. Cut back in late autumn or early spring to encourage fresh growth. Requires little maintenance and thrives in poor soils.

 

Uses and benefits

Perfect for borders, wildlife gardens, and pollinator-friendly planting. Agastache mexicana provides nectar for bees and butterflies, and its aromatic foliage adds sensory appeal. Flowers are excellent for cutting and drying. A hardy perennial that delivers bold colour and fragrance with minimal care.