Muskmelon and cantaloupe can refer to the same plant. "Cantaloupe" specifically refers to the North American variety. Hale's Best Jumbo matures early and has a wonderfully sweet flavor.
30 organic seeds per packet
Sow seeds three weeks after the last frost date 1" deep and 2' apart. Cantaloupes are a vine that can reach 3-6' long. They can be trained up a trellis, however support for the ripening melons must be provided. If it is not, the melons can fall off before they are ripened.