BWI is the least expensive airport to fly into in many cases, has the MARC train from the airport to Union Station (where you can pick up metro) and is an international airport.
Tips for Growing Tomatoes Indoors. How to sow tomato seed: Fill seed trays or small pots with moist, sterilized potting mix. Drop the seeds 1 in (2.5 cm) apart over the soil. Tomato seeds need light and warmth to germinate, so cover the seeds lightly -- never more than 1/4-in (.5 cm) -- with potting medium. Water and cover. Then, spray with water until thoroughly moist. Mist as needed to keep the medium moist at all times.
Containers  Depending on the size of your greenhouse and the tomato varieties, you can grow from ground up, in raised beds, grow bags, barrels, pots or hanging baskets. Water  Tomato container plants need more frequent watering and attention.Use warm water.lant 2 tomato starts per bag. Containers  Depending on the size of your greenhouse and the tomato varieties, you can grow from ground up, in raised beds, grow bags, barrels, pots or hanging baskets. Water  Tomato container plants need more frequent watering and attention. Use warm water.