Introduction
Broccoli Waltham 29 (Brassica oleracea) is a dependable, open-pollinated broccoli variety known for producing firm, blue-green heads with excellent cold tolerance. It is a moderate cool-season crop well suited to Florida's fall and spring growing seasons.
Growing conditions
- Light: Full sun, 6+ hours daily.
- Water: Moderate to high; keep soil consistently moist.
- Soil: Rich, well-draining soil with good organic matter.
- Fertilizer: Nitrogen-rich fertilizer every 3 to 4 weeks.
- Season: Cool-season crop; best in fall and spring in Florida.
Planting tips
Start seeds indoors 4 to 6 weeks before transplanting, or direct sow in cool weather. Space plants 18 inches apart. Harvest the central head before flowers open. Side shoots will continue to develop after the main head is cut.
Troubleshooting
Premature flowering
Heat causes heads to open quickly. Plant in cool seasons and harvest promptly.
Yellow leaves
Nitrogen deficiency or overwatering. Feed regularly and ensure good drainage.
Pests
Cabbage worms, aphids, and flea beetles. Use row covers and treat with organic insecticidal soap.
Pet safety
Broccoli Waltham 29 is non-toxic to pets.
Quick care summary
Difficulty: Moderate. Light: Full sun, 6+ hours daily. Watering: Moderate to high, keep consistently moist. Humidity: Moderate, 40% to 60%. Pet safety: Non-toxic.
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