Methods and Timing for Saving Seeds. Always choose the best quality plants, flowers, fruits and vegetables from which to save seeds. Look for disease resistance, vigor, great flavor and productivity. Next year's plants will only be as good as this year's seed. Harvest seeds either:
An anembryonic gestation (also known as a blighted ovum) is a pregnancy in which the very early pregnancy appears normal on an ultrasound scan, but as the pregnancy progresses a visible embryo never develops or develops and is reabsorbed.n anembryonic gestation (also known as a blighted ovum) is a pregnancy in which the very early pregnancy appears normal on an ultrasound scan, but as the pregnancy progresses a visible embryo never develops or develops and is reabsorbed.
Or something causes an embryo to stop growing in those first days after it implants in the uterus. In either case, doctors will diagnose a blighted ovum if they can only see an empty gestational sac and no embryo (or no fetal pole â the first sign of an embryo) on an ultrasound by week 7 of pregnancy.