Brassicas
45days to harvest
5-10days to germinate
Z6–9USDA zones
Easy to moderatedifficulty
HeirloomContainer friendly

Sowing

Start indoors 6-8 weeks before last frost for spring crop, or direct sow in late summer for fall harvest. Transplant after hardening off.

Cultivation

Sun
Full sun to partial shade (4-6+ hours)
Water
1-1.5 inches per week, consistent moisture
Soil
Rich, well-drained soil with high organic matter and nitrogen
Soil pH
6.0-7.0
Spacing
12-18 inches
Height
10-24 inches
Season
Warm season annual

Appearance & flavour

Colour
Deep blue-green
Size
3-4"
Shape
Compact central head with numerous side shoots
Flavour
Sweet, tender, and mild with excellent texture

In the kitchen

Steaming, stir-fries, fresh eating, soups, freezing. Perfect for continuous harvest cooking.

Pests, disease & resistance

Pests
Cabbage worms, aphids, flea beetles, diamondback moths
Diseases
Clubroot, downy mildew, black rot, alternaria leaf spot
Resistance
Good heat tolerance for broccoli, moderate disease resistance

Planting calendar by USDA zone

ZoneStart indoorsTransplantDirect sowHarvest
1April – MayJune – JulyJune – JulyJuly – September
2April – MayJune – JulyMay – JulyJuly – September
3March – AprilMay – JuneMay – JuneJune – October
4March – AprilMay – JuneApril – JuneJune – October
5February – MarchApril – MayApril – MayMay – November
6February – MarchApril – MayApril – MayMay – November
7February – MarchApril – MayMarch – MayMay – November
8January – FebruaryMarch – AprilMarch – AprilApril – December
9JanuaryFebruary – MarchFebruary – MarchMarch – December
10JanuaryFebruary – MarchJanuary – MarchMarch – December
11JanuaryJanuary – FebruaryJanuary – FebruaryFebruary – December
12JanuaryJanuary – FebruaryJanuary – FebruaryFebruary – December
13JanuaryJanuary – FebruaryJanuary – FebruaryFebruary – December

Companion planting

8 beneficial pairings indexed for this variety, 3 to avoid.

BasilRepels aphids and whiteflies, may improve flavor
NasturtiumActs as trap crop for aphids and cabbage worms, repels cucumber beetles
MarigoldDeters cabbage moths and other brassica pests with strong scent
DillAttracts beneficial insects like parasitic wasps that control cabbage worms
LettuceProvides living mulch, efficient space use as it matures before broccoli needs full space
SpinachCompatible root systems, harvested before broccoli reaches maturity
OnionsRepels cabbage moths, aphids, and cabbage root maggots with sulfur compounds
CeleryRepels cabbage white butterflies and improves growth through root interactions

Avoid

TomatoesCompete for similar nutrients, tomatoes can inhibit broccoli growth
StrawberriesBoth are heavy feeders that compete for nutrients, can stunt broccoli development
MustardSame family (Brassicaceae), attracts similar pests and diseases, depletes soil nutrients

Nutrition (per 100 g)

Calories (per 100 g)
31
Protein (g)
2.57
Fat (g)
0.34
Carbohydrate (g)
6.27
Fibre (g)
2.4
Vitamin A (µg)
8
Vitamin C (mg)
91.3
Vitamin E (mg)
0.15
Vitamin K (µg)
102
Vitamin B6 (mg)
0.191
Folate (µg)
65
Calcium (mg)
46
Iron (mg)
0.69
Magnesium (mg)
21
Phosphorus (mg)
67
Potassium (mg)
303
Zinc (mg)
0.42
Selenium (µg)
1.6

Where to buy seed and equipment

Some links are affiliate links. If you buy through them we may earn a commission at no extra cost to you.

Growing it? There is a full cultivation guide at the brassicas growing guide.

Cultivar facts compiled from public horticultural references including USDA GRIN and NC State Extension. Descriptions are original to this catalogue.

DarkGrow forum

Grown De Cicco Broccoli?

Post a crop report — day counts, reservoir readings, what worked. Variety-specific logs are the most useful thing on the forum.

Similar varieties

Other brassicas with a comparable time to harvest, so a season that suits De Cicco Broccoli suits these too.

Browse all 79 brassicas