Known to be a flowering plant that is often used as a vegetable due to its nutrient-dense stalks, asparagus is a rather easy-growing plant. Asparagus seeds are easy to grow and require relatively less gardening experience. However, one thing they do need is patience and a little bit of your time. With the right care, the seeds can germinate between 15-30 days and their fruits will tell you when to harvest the vegetables according to their colors once ripe.