Small, and slender but packing a major flavor punch, microgreens are increasing in popularity both on our plates and as a profitable high yielding crop. While they may seem tender and delicate, most microgreens are easy to germinate and with just a few days from seed to harvest for many quick-growing varieties, even the most impatient grower will be satisfied with the results. House plants are another great hobby that can be grown in an indoor space with advanced lighting and nutrition. The range of species that can be grown indoors as house plants is extensive.