Astro Arugula Seeds, also known as Astro Rocket, or Roquette, provides a nutty, peppery, spicy taste to salads. These little dark-green lobed leaves are easy to grow in spring and summer. Try the leaves in salads and sandwiches, or cooked with pasta or even as a pizza topping. Harvest in 30-40 days. OP. Full Sun. Approximately 495 seeds per pack.