25 SEEDS Poblano Pepper Garden Vegetables Planting Edible Food 1,000 – 2,000 Scoville Units. One of the most popular peppers grown in Mexico, the poblano is a mild chili pepper originating in the state of Puebla, Mexico. Dried, it is called an ancho chile. Scovilles: 2000 Origin: Mexico Peppers germinate and grow best when soil temperatures are above 75 degrees F. In most regions of the country, peppers should be started indoors and then transplanted outdoors as the weather warms. Sow peppers indoors 6-8 weeks before transplanting. Plant seeds at a depth of inch and make sure the soil remains warm throughout the germination period. Buy Seeds Online Organic Seeds Heirloom Seeds Non-GMO Seeds Vegetable Seeds Flower Seeds Herb Seeds Fruit Seeds Garden Seeds Seed Starter Kits Rare Seeds Bulk Seeds Indoor Gardening Seeds Seed Catalog Seed Packs for Sale Sustainable Seeds Greenhouse Seeds Seed Suppliers Planting Seeds Home Garden Seeds