Calabrese Green Sprouting Broccoli Seeds
An Italian heirloom brought to
America in the 1880s.
5"-8" heads and many side shoots.
Calabrese Green Sprouting Broccoli
Days To Maturity: 55 to 75 Days.
Approximately 100 seeds per packet.
Start Calabrese Green Sprouting Broccoli
heirloom vegetable seeds for
transplants 4-6 weeks prior to desired transplanting date.
Seedlings need bright artificial light or full sun;
a cold frame is ideal.
Set the plants in the garden about
4 weeks before last frost date in the spring,
or about 4-6 weeks before first frost when fall-planting.
Plants need rich soil and abundant moisture
to produce a good crop.
After the main head is harvested,
plants often produce smaller florets over a long season.
Always harvest broccoli just before the first flowers open.
Spring plantings often bolt
to seed in hot summer weather.
How To Harvest Calabrese Green Sprouting Broccoli
Heirloom Vegetable Seeds
Let the Broccoli plants flower after forming a compact head.
Broccoli seed can take a very long time
to mature and may require some season extension.
Gather seed stalks when seed pods are dry
being careful to prevent losses due to shattering.
Use a 1/8" screen to help with cleaning.
Broccoli seed remains viable for many years
under cool and dry storage conditions.