When to sow spring spinach seeds Home › Forums › Edible-Garden Questions › Vegetables & Herbs › When to sow spring spinach seeds This topic contains 0 replies, has 1 voice, and was last updated by Anonymous 8 years, 1 month ago. Viewing 1 post (of 1 total) Author Posts March 17, 2009 at 12:40 pm #28716 Anonymous Thanks for your response! I did plant it last week and added bonemeal (high nitrogen) to the bed. Hopefully, it will be successful. Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic.