Major Ontario varieties are Waltham Butternut, Buttercup, Royal Acorn, Hubbard (Golden, Blue and Green), Hercules, Kindred, Delicious and Boston Marrow.
Squash is an excellent source of beta carotene and potassium and a source of Vitamin C and folacin.
Winter squashes are likely native of the Americas, although early European explorers easily confused them with melons and gourds which originated in Asia and Europe. All three are similar in appearance and usage.
Even today squash is chiefly a New World vegetable.