A bulb ring suppresses turfgrass competition at the base of a woody perennial shrub or vine.
Promising · suboptimal if ignored → advise
How it works
Resource competition and physical occupancy of the root collar zone.
The evidence
Evidence: settled without a trial - competition.
Change history
Every change to this rule is one commit. This is what the project's version history records — the date and the reason — not a summary of it.
- aligned to another rule here (verified_trivially): backlog reaches 0
- add another rule here, the non-tree bulb-ring rule (Promising), split from another rule here
Cite this page
Milpa Gardens. "A bulb ring suppresses turfgrass competition at the base of a woody perennial shrub or vine." Evidence grade: Promising. https://milpa.garden/rules/bulb-ring-suppresses-turfgrass-competition-base-woody/
A garden-planning corpus: every claim states its evidence grade and links its sources on the page. Cite it with the grade, and add the date you read it.