Fortress

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A mid-late maturing, multi-use broccoli with a clean stem, which makes for an easier harvest. Pinrot IR and anthocyanin free make this a fine choice for bunch and domestic crown markets.

V15053 : Fortress
Treatment * Pkg Size ** Price (USD)
Treated 1M seeds $11.25
Treated 5M seeds $53.25
Treated 25M seeds $257.50
Treated 100M seeds $990.00
* M = 1,000
** US customer prices shown in USD.
*** Canadian customers, please log in to see CA prices in USD.

Attributes
Item Number
V15053
Maturity (days from transplant)
85
Sowing Season
Spring
Head Size
Large
Bead Size
Small
Day Length Sensitive
No
Requires Warmer Night Temperatures
No
Hybrid  
Yes
Year New
2025
Treatment
Standard Treatment
Popular For
Commercial Grower, Fresh Market
Canada
Yes

Growing Tips

Planting

For spring broccoli, plant in greenhouse in flats. Sow 1/4" to 1/2" deep. For fresh market broccoli, plant on 30” beds with trickle irrigation. On a 30” bed, plant two rows of broccoli. Plants should be 15” apart. When planting fall broccoli, count backward from the first fall frost in your area and add about 30 days from planting. This can be either started in a greenhouse or direct seeded into the field. 

Planting Guidelines - Broccoli
Approximate Seeds per Pound:
80,000 - 128,000
Seeding Rate per Acre by Weight:
2.9 - 3 oz
Seeding Rate per Acre in M (1,000):
15.2 - 22.7 M
Seeding Rate Seeds per 1,000 foot of Row:
1,000
Seed or Plant Spacing In Row:
12"
Seed or Plant Spacing Between Rows:
24 - 36"
Seed or Plant Spacing Depth:
.3 - .5"
Recommended Soil Temperature:
60 - 75°F
Days to Germination:
6 - 10
Management

Use starter fertilizer for transplants and side-dress with nitrogen fertilizer when the plants are half grown. Provide ample soil moisture, especially as the heads develop. Scout fields for aphids and cabbage worms.

Harvest

Harvest when the head is large and firm, with a compact cluster of small flower buds. The buds should not have bright yellow flowers showing. Look for bright green or purplish-green heads. Yellow flowers and enlarged buds are signs of over-maturity.

Storage

Store the broccoli, unwashed, in loose or perforated plastic bags in the vegetable crisper of the refrigerator. Broccoli left unrefrigerated quickly becomes fibrous and woody. Wet broccoli quickly becomes limp and moldy in the refrigerator - so wash it just before using. Store fresh broccoli in the refrigerator for 3 - 5 days. Old broccoli may look fine, but it develops strong undesirable flavors. It tastes best and is highest in nutritional value when storage time is brief.