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.
1 Once you can see the root and shoot, plant the seeds on their sides in the growing medium of your choice. 2  Make a small hole ready for them rather than forcing them in with your fingers. 3  Plant them about half an inch (1.25cm) deep, cover them gently with the growing medium and give them water, but not too much.any growers like to soak their seeds in plain tap water for 12 hours before planting. This is useful for two reasons: 1  Viable seeds tend to sink and non-viable seeds tend to float. 2  The pre-soaking softens the outer hull and makes germination easier.