Growing
- Forest layer: Herbaceous to small shrub.
- Growth habit & lifespan: Fast-growing annual to short-lived perennial, aromatic.
- Size: 0.5-1.5m.
- Site preference: Full sun to part shade, disturbed fertile ground.
- Water needs / drought tolerance: Moderate.
- Fruiting / flowering season: Small purple-white flower spikes.
- Propagation: Seed, prolific.
- Harvesting technique: Aromatic when crushed like many Lamiaceae, but not a culinary herb.
Permaculture Function
- Permaculture functions: Minimal.
- Wildlife value: Minor pollinator value.
- Edibility / medicinal use: Not typically eaten.
- Companion notes: Not applicable.
Safety & Control
- Toxicity: Not significantly toxic.
- Control method: Hand-pull or slash before seed set. Since it thrives on bare disturbed ground, prompt replanting after any clearing helps hold the ground against reinvasion.