60 days. Romanesca fruits are ribbed and striped, can grow very long up to 60cm in length and have a distinct nutty flavor. Yield is not very high - 2-3 fruits per plant, pick them before they are ripe to encourage new blossoms, or keep them on the plant until they reach their biggest size.
You can store mature zucchinis for several months, but young ones must be eaten or processed immediately.
Read here about quick and easy Zucchini recipes.
Packet contains 20 seeds.