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.
How to Grow Bean Sprouts Indoors. Bean sprouts are a raw, crunchy vegetable found in many Asian and health food dishes. They are remarkably easy to grow indoors, and the process only takes a few days to complete. Growing bean sprouts indoors is an ideal endeavor for individuals interested in learning how to grow their own food, and it is also a fun project for kids since they actually get to see the sprouts grow.