When Earth and Mars are at their theoretically closest point of 54.6 million km, it would take a signal from Earth about 3 minutes to make the journey, and then another 3 minutes for the signals to get back to Earth.
Switchgrass is a hardy, deep-rooted, perennial rhizomatous grass that begins growth in late spring. It can grow up to 2.7 m high, but is typically shorter than big bluestem grass or indiangrass. The leaves are 30â90 cm long, with a prominent midrib.
Lemon grass is an amazing super-herb that has been used for hundreds of years for both culinary and medicinal purposes. Lemongrass is a green and white, grass like plant with razor-like blades and it is grown across the planet in warm tropical climates.