Seed Form, Function, Dispersal, & Germination Britannica The Gardener's Complete Guide to Starting Seeds Indoors Sow True Seed When to Plant Sunflowers and How to Grow Them HGTV Its officially spring and this week we started pepper seeds in our greenhouse! Peppers have a long growing season and should be started indoors 6 8 weeks before transplanting after the danger of Winter Flowers for Indoors Shade Wildflower Mix