Outsidepride Cumin Seeds Black 1000 Seeds Rectangle Pots & Planters for Space Efficiency Lowe's Kill over 500 insects Sevin Insect Killer Ready to Spray Plant onion seeds indoors for a head start! Onions have a long growing season, and sowing onion seeds indoors will give you a leg up, which is particularly helpful if you live in a cooler climate. Michael Hutchence's daughter marries in intimate ceremony OverSixty Every action you take is a seedmake sure you're planting good ones for a fruitful future.