Brassicas
82-85days to harvest
5-10days to germinate
Z6–9USDA zones
Moderatedifficulty
F1 hybridContainer friendly

Sowing

Start indoors 6-8 weeks before last frost or direct sow 2-3 weeks before last frost. For fall crop, start 12-14 weeks before first fall frost.

Cultivation

Sun
Full sun to partial shade (4-6+ hours)
Water
1-1.5 inches per week, consistent moisture
Soil
Fertile, well-drained soil rich in organic matter
Soil pH
6.0-7.0
Spacing
18-24 inches
Height
10-24 inches
Season
Cool season

Appearance & flavour

Colour
Deep blue-green
Size
6-8 inch diameter heads
Shape
Large, dome-shaped with tight, uniform florets
Flavour
Sweet, nutty flavor with tender stems and florets

In the kitchen

Steaming, roasting, stir-frying, fresh in salads, freezing, soups

Pests, disease & resistance

Pests
Cabbage worms, aphids, flea beetles, cabbage root maggots
Diseases
Clubroot, black leg, alternaria leaf spot, bacterial soft rot
Resistance
Excellent resistance to downy mildew and black rot

Planting calendar by USDA zone

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

Companion planting

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

NasturtiumsAct as trap crop for aphids and flea beetles, protecting broccoli from pest damage
MarigoldsRepel cabbage worms, aphids, and other brassica pests with their strong scent
DillAttracts beneficial insects like parasitic wasps that prey on cabbage worms
OnionsRepel cabbage moths and root maggots with their sulfur compounds
LettuceProvides ground cover and efficient space use without competing for nutrients
SpinachGrows well in broccoli's partial shade and has similar water requirements
CeleryRepels cabbage white butterflies and provides natural pest deterrent
ThymeRepels cabbage worms and flea beetles while attracting beneficial pollinators

Avoid

TomatoesBoth are heavy feeders competing for nutrients, and tomatoes may stunt broccoli growth
StrawberriesCompete for space and nutrients, and may attract slugs that also damage broccoli
Pole BeansMay shade broccoli excessively and compete for nitrogen despite being nitrogen-fixing

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

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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 Premium Crop 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 Premium Crop Broccoli suits these too.

Browse all 79 brassicas