The McAllen Foreign-Trade Zone (FTZ) is located south of McAllen between McAllen and Reynosa. Commissioned in 1973, it was the first inland foreign trade zone in the United States and continuously ranks among the most active FTZs in the nation.
Marigolds take around 45 to 50 days to flower after you plant seeds, so seeds sown in early April should flower by May.
1 Plant them in flats of loose soil, or transplant them into the garden. 2  Space tall marigolds 2 to 3 feet apart; lower-growing ones about a foot apart. 3  If planting in containers, use a soil-based potting mix.  Germination from large, easily handled seeds is rapid, and blooms should appear within a few weeks of sowing.