False yellowhead
Dittrichia viscosa
ShrubPlacenta
A sticky, aromatic pioneer subshrub that races into bare, poor ground and shelters beneficial insects for natural pest control. Handy soil first-aid, but self-seeds hard and can suppress neighbours.
Tolerances & traits
- Strata
- Shrub
- Lifecycle
- Placenta
- Soil preference
- Rocky, Sandy
- Soil pH range
- 6 – 8.5
- Min. temperature
- -7°C
- Min. rainfall
- 350 mm/year
- Wind tolerance
- High
- Frost tolerance
- Medium
- Growth rate
- Fast
- Irrigation needed
- Low
How to manage it
Woody-based ruderal subshrub that colonises bare, disturbed ground fast and hosts beneficial insects; slash before seed set to stop it dominating the line.
Watch out for
Sticky, strongly aromatic and mildly irritant to skin/airways; shows allelopathic suppression of neighbouring seedlings and self-seeds aggressively, becoming a weed outside its native range.
Design your line to see how your land fits False yellowhead.
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