Line a baking sheet or tray with wax paper. Traditionally, gardeners plant jalapeño peppers outdoors during the spring months in U.S. Department of Agriculture plant hardiness zones 7 through 9 and 14 through 17. Remove the gloves or wash your hands thoroughly before touching your eyes or face. How to Grow Peppers in Only Compost & Peat Moss, Fine Gardening: How to Grow Chile Peppers. While indoors, keep the jalapeno seedlings moist, but do not over water them. Fill the bowl with lukewarm water and swish the seeds around, loosening any pulp attached to the seeds. Jenny Harrington has been a freelance writer since 2006. Growing your own jalapeño peppers in the garden allows you to enjoy their spicy kick in homemade salsa and other recipes that call for this fiery vegetable. Drop one to three seeds in each container, then cover them with a light layer of mix. Skim the floating plant matter from top of the water then pour the contents of the bowl through cheesecloth to strain out the remaining water. Healthy jalapeño peppers require plenty of room to grow, flourish and thrive, along with a considerable amount of light. All Rights Reserved. If more than five of the seeds are sprouted with visible roots, the jalapeno seeds are viable for planting. Is Composted Manure Good for Pepper Plants? Cut jalapeños directly from the plant to prevent damaging them. Proper seed preparation must be done at the time of harvest if you want to plant the jalapeno seeds and grow more plants in the future. Plant the jalapeño seeds or seedlings into rich soil and maintain watering to keep the soil thoroughly moist. Jalapeños grown indoors require similar light and warmth. Crystal is a certified yoga instructor and freelance writer, covering wellness, health, lifestyle, beauty and fitness. Any gardener who has ever cursed an effusive self-seeding plant knows that some seeds do very well when left outside in the cold all winter. Place the seeds in an envelope and label it with the seed variety and year harvested. Create an indoor environment that includes between 13 to 16 hours of natural or artificial light. Ensure the garden soil is warm enough to plant by putting down mulch just after it has been tilled in the spring. Growing jalapeño indoors is also a possibility if you don’t have access to an outdoor vegetable garden or live in an unsuitable climate: Jalapeño peppers are a tropical plant. Check the seeds for germination 10 to 15 days before spring planting. Growing jalapeño peppers (Capsicum annuum) is relatively easy, making them a good option for all levels of gardeners, from beginners to advanced. If you're growing jalapeño peppers indoors, place the seedling trays on a heated pad. Check the seeds for germination 10 to 15 days before spring planting. Before you plant them in your garden, your jalapeño pepper plants should fill the container with white roots and be about 6 to 8 inches tall. Wrap 10 seeds in a damp paper towel then place the paper towel in a plastic bag. Jalapeno peppers (Capsicum annuum) are a common ingredient in Mexican cuisine, adding spice to any dish. Wear latex gloves when handling jalapeno seeds, as the oils on the seeds can be irritating. Instructions For best results, start seeds indoors. Guide to Planting Jalapenos. Harrington's specialties include small business information, crafting, decorating and gardening. Jalapenos thrive in warm conditions and need temperatures between 65 and 80 F. (18-27 C.) to germinate. Grow jalapeño peppers from seed or seedlings. Starting the seeds this early means they’ll be ready for transplanting outside when the weather warms up. Alternately, place the jalapeno seeds in a sealed glass jar and store in the refrigerator. Temperature is critical, and unless it’s warm enough, pepper seeds won’t sprout and transplants won’t survive. Shake the seeds out into a small bowl. Store in a cool, dry place until you are ready to plant the peppers. Most garden centers start stocking jalapeño pepper transplants in spring. Mulch around the base of the plants, keep the soil moist but not over-saturated, and fertilize about every 4 to 6 weeks. Scatter the seeds over the surface of the soil; then cover them with a 1/4-inch-thick layer of soil. Like all pepper varieties, jalapenos are a warm-season vegetable that matures during the heat of summer. Start growing the seeds indoors 6-8 weeks before the final frost. Like sweet bell peppers, jalapeño peppers can be harvested when large, firm and still green. Growing your own jalapeño peppers in the garden allows you to enjoy their spicy kick in homemade salsa and other recipes that call for this fiery vegetable. Seeds that are not viable also float. It’s easy to miss the window for starting seeds inside. You may even get a better germination rate than you would if you were starting the same seeds indoors. Seeds should germinate in about 10 days, and they do best in temperatures of around 80 degrees.