Rajeev planted some plants in his lawn but in a certain fixed pattern:
(i) In most of the rows there are neither Rose nor Marigold.
(ii) There are two more row of Orchids than Tulips, and two more rows of Rose than Orchids.
(iii) There are four more rows of Rose than Tulips.
(iv) There aren't as many rows of Lilly as Fireball.
(v) There is one less Marigold row than Rose.
(vi) There is just one row of Tulips.
(vii) The maximum number of rows he planted is six.
How many rows of rose he planted?