For containers, fill them with nutrient-rich potting mix. Plant the spinach seeds directly into the soil or container. Space the seeds about 1 inch apart, planting them at a depth of 1/2 inch.
Spinach can either be sown in spring for ... Alternatively, if you have a small garden they can be raised in large containers. Grow in a sunny or slightly shaded spot in moisture retentive soil.
Hand planting seedlings in pots for indoor gardening ... need time for their underdeveloped ovaries to grow before they can sprout. Other slow sprouters — spinach, for example — have compounds ...