Basil, Sweet Greek (windowbox) Minette (Ocimum basilicum), in the Basil seeds for sale category of Seeds4Garden, comes in a 300 size that you can plant in March to get it in June.
Basil seeds for sale
The best variety for pot culture. Spherical plants with small, pungent leaves, close at hand on the windowsill. Although basil is primarily known as a tasty kitchen herb, it also has medicinal uses. Sow in a greenhouse. Do not cover the seeds. Press them gently and keep moist. Once the plants are large enough, transplant into pots and boxes, or in a warm spot in the garden. Tasty in salads, pastas, pesto, etc.
Basil, Sweet Greek (windowbox) Minette (Ocimum basilicum) Features
Seeds pack size: 300
Flowering Month: June
Planting Month: March