Height:
1.5–2.5 m (tall herb, near shrub layer)
Ecological Functions:
- Massive insectary — parasitic wasps, hoverflies, tachinid flies
- Aromatic pest confusion effect
- Deep taproot for soil penetration
- Flowers late-season (extends beneficial insect food window)
- Edible foliage + seed
- Creates light dappled shade for sensitive plants
Best Placement:
- Slightly separate from crop trunks due to mild allelopathy
- Behind or to the side of orchard guilds
- Sunny mid- to upper-slope zones
- Good along windward (west-facing) edges to attract predator insects
Pairs Best With:
- Pear (excellent pairing)
- Plum
- Apple
- Feijoa
- Mulberry
- Pomegranate
- Elderberry
- Persimmon
Suitability:
Does well in cool temperate climates and tolerates summer dryness.