Cold-Hardy White Heads Igloo Cauliflower Seeds
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"Grow the compact and productive Igloo Cauliflower in your garden with this 3-gram (~720 seeds) pack of non-GMO heirloom seeds! This cold-hardy, open-pollinated variety produces dense, white heads in approximately 70 days, ideal for early or full-season harvests. Perfect for outdoor home gardens, raised beds, or allotments, Igloo Cauliflower thrives in cooler climates and is easy-to-grow for both beginner and experienced gardeners. Enjoy a bountiful harvest of nutrient-rich, gourmet-quality cauliflower straight from your garden."





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Features
Life Cycle
Annual
Planting Season
Early spring / Fall
Growth Habit
Compact, Bushy
Flavor Profile
Mild, Tender, Nutty
Plant Characteristics
Dense white heads; uniform growth; cold-hardy
Use
Steaming, Roasting, Soups, Salads
Growing Conditions
Full sun, fertile, well-drained soil; cool-season tolerant
Harvest Advantages
Early maturity, Uniform heads, High yield
Plant Resistance
Cold-hardy; disease-tolerant
About Cold-Hardy White Heads Igloo Cauliflower Seeds
Brassica oleracea var. botrytis
Seed Names
Igloo Cauliflower Seeds
Seed Type
Heirloom, Non-GMO
Cold-Hardy White Heads Igloo Cauliflower is an heirloom variety producing uniform, dense white curds with tender, mild flavor. Its compact, bushy plants are perfect for early spring or fall plantings in home gardens or small-scale farms. This variety excels in cool-season growing, delivering consistent, high-quality heads suitable for steaming, roasting, or adding to soups and salads.
Planting Information
Light Requirement
Full Sun
Planting Depth
¼–½ inch
Sowing Method
Indoor seed-starting or direct sow
Plant Spacing
18–24 inches apart; 24–36 inches between rows
Days to Maturity
70 days
Soil Preparation
Start indoors 6–8 weeks before last frost or direct sow in cool soil
Hardiness Zones
USDA 3–10
Water Needs
Moderate, consistent moisture
Planting Season
Early spring or late summer for fall harvest
Coverage
Seed Count
Recommended Coverage
100
up to 25–30 sq.ft
500
up to 125–150 sq.ft
1000
up to 250–300 sq.ft