Broccoli
Best varieties: Waltham 29, De Cicco, Belstar, Purple Sprouting
Moderate
Vegetable
❄️ Frost Hardy
🐾 Pet Safe
🌲 PNW Growing Notes
Cool-weather champion in Seattle. Plant in early spring or late summer for fall harvest. Purple sprouting types overwinter beautifully.
☀️ Light
Full sun (6+ hrs)
💧 Water
1–1.5 inches/week, consistent
🪨 Soil
Rich, well-drained, pH 6.0–7.0
📏 Spacing
18" apart
📅 Planting Timeline (Seattle)
🏠
Start Indoors
Feb–Mar (spring) or Jun–Jul (fall)
🪴
Transplant Outdoors
Mar–Apr or Jul–Aug
🧺
Harvest
May–Jun (spring) or Oct–Dec (fall)
💡 Pro Tip
Purple Sprouting broccoli is a PNW secret—plant in summer, harvest shoots all winter long.
🤝 Companion Planting
✅ Good Companions
Onions, Celery, Potatoes, Dill
❌ Keep Away From
Tomatoes, Strawberries