plant

Anise hyssop

Agastache foeniculum

Updated 8 Jul 2026 · AI-parsed entry

Anise hyssop (Agastache foeniculum) — a plant, for Full sun, Medium water.

What it needs & gives back

↓ Needs

Sunlightfull sun to part shade
Watermedium

↑ Gives back

Biomassmedium
Nectarhigh
Pollenhigh

Through the year

Emergence

Emergence of seedlings after the last spring frost and when soil temperatures consistently reach 100C.

Flowering

Flowering begins in mid-summer as days lengthen and air temperatures are consistently above 180C.

Fruiting

Fruiting follows flowering, with seeds maturing approximately 30 days after the onset of flowering.

Senescence

Foliage begins to die back with the first autumn frost.

Dormancy

Plants enter dormancy shortly after the first autumn frost, persisting through winter.

Timing is relative to your local season (temperate Northern Hemisphere).

Soil interactions

Drainagewell-drained
Nitrogen fixingNo
MycorrhizalYes
Accumulatespotassium, calcium
Soil textureloam, sandy_loam
Organic matterMedium
Compaction toleranceMedium

Propagation

Methodsseed, division
Difficulty2 / 5
Establishes in~1 yr
Stratificationcold stratification for 30-60 days
Self-seedingModerate
Divisionspring

Wildlife & pests

Attractsbees, butterflies, hummingbirds