This may require planting deeper than 1.5 inches under dry soil conditions. If you must plant deeper than 1.5 inches in order to place the seed into uniform moisture, make sure the variety has an excellent emergence score or long hypocotyl. Also, consider seed size when deciding how deep to plant.
Sperm is made in the testes, but stored in the epididymis, a gland where it is also matured. Sperm from the testes cannot yet move on their own.
Hope that helps. Sperm is made in the testicles. The testicles only hold sperm. The vas deferens and the prostate gland secrete semen (the liquid portion of ejaculation) and when sperm are released they mix with the semen and both are secreted during ejaculation.  Hope that helps.  The vas deferens and the prostate gland secrete semen (the liquid portion of ejaculation) and when sperm are released they mix with the semen and both are secreted during ejaculation.