GrowEarth

Light Schedule Builder

Recommend a daily photoperiod for a selected plant. Uses the plant's published photoperiod where available, or falls back to a labelled 14-hour default for species without published guidance.

Extension literature rarely varies photoperiod by stage for the currently-seeded plants. The recommendation is the same across stages unless noted below.

Recommended photoperiod14 h on / 10 h off
SourceGenus-neutral default — plant-specific guidance not published

No species-specific photoperiod is published for Arugula in the primary-whitelist sources. A 14-hour default is shown as a starting point only. Observe the plant and adjust based on stretch, leaf color, and flowering response.