Medical Definition of absolute refractory period. : the period immediately following the firing of a nerve fiber when it cannot be stimulated no matter how great a stimulus is appliedâcalled also absolute refractory phase; compare relative refractory period.
Prior to planting, soak the okra seeds in water for 12 to 18 hours to soften its hard seed coat. Soaking aids moisture absorption and germination. Plant okra in the spring or early summer once the threat of frost has passed.hoose a garden spot where its shade will not harm other sun loving plants. Sow the seeds one inch deep in rows that are three feet apart. The seeds generally germinate in two to 12 days. Okra will grow in many soil types, so mulch and fertilize as needed.
Parsley â Parsley seed is notoriously slow to germinate, sometimes taking up to 4 weeks. To speed it along, soak the seeds overnight in warm water and sow 1/4 inch deep in the soil. Parsley doesn't like to be transplanted, so grow seeds in pots large enough to move outside into the garden.ow seeds in pots that can be moved directly into the garden or in a larger pot outside. Soak seeds overnight in warm water, and sow 1/4 inch deep. Cilantro seeds should germinate in 7 to 10 days. Dill â Dill is a great herb for the beginner to grow from seed.