Broccoli
Brassica oleracea var. italica
Broccoli is brave, but it is not invincible. A calm cool stretch makes better heads than a calendar date ever will.
Garden timing
Start indoors 5 to 10 weeks before last frost.
Transplant around the frost shoulder with protection ready.
Succession rhythm: about every 21 days.
Plant intelligence
Use one square per plant and watch neighbors as it matures.
Lifecycle: annual
Habit: garden crop
Record score
Species identity
This record is anchored to a stable botanical name, then adjusted for square-foot garden decisions.
Garden decision matrix
Companions
beet, onion, lettuce, dill
Cautions
Heat can loosen heads.
Use row cover early if pest pressure is high.
External enrichment
Cached name: Brassica oleracea var. italica. Optional lookups can compare GBIF, iNaturalist, Perenual, and Trefle without changing the reviewed garden record.
Open enrichment JSONData layers
API source score
Michigan State University Extension
Michigan vegetable-garden timing, frost awareness, and practical garden planning.
Source referenceCornell Vegetable Growing Guides
Crop-specific vegetable growing guidance.
Source referenceUniversity of Minnesota Extension
Upper Midwest vegetable guidance, cold-climate timing, and succession ideas.
Source reference