Crops that start best indoors are broccoli, Brussels sprouts, cabbage, and tomatoes. Those with slower root development, such as cauliflower, celery, eggplant and peppers, should also be started indoors. The right time to start seeds indoors varies significantly depending on the crop and ranges from 2 to 16 weeks before transplanting. Use this calculator to determine when to start planting seeds indoors and then transplant them outdoors, based on the frost free date in your area.
Use this data to decide when to start planting seeds indoors. For example, gardeners should start growing basil seeds six weeks before the final date of the hel. Look for that day in your calendar and count six weeks backwards. Mark it on your calendar as the day you need to start with basil seeds.
If there is no information on the seed package, you can start all your seeds quite safely about 6 weeks before planting them outdoors. Take note of which plants are too big or too small at planting time, and then you can make adjustments next year based on your grades. For detailed instructions on starting 500 varieties of annual and perennial flowers, I highly recommend Eileen Powell's book, From Seed to Bloom (Storey 199). The best time to start seeds is usually from the end of March to the end of May.
Only southern areas are suitable for starting plants from seed in the first few months. Give the plant enough time to germinate and grow to a suitable transplant size. One of my all-time favorite flowers, marigolds are super easy seeds to grow indoors. They attract pollinators and can also help deter garden pests.
In general, you should start planting indoors 6 to 8 weeks before the average last frost date in your area. Most seed packs also list this information, saying something like “start seeds indoors six weeks before the frost end date. If the starting location of your seeds is more than 70℉, the seeds germinate and grow faster, so you can eliminate a week out of the program. Growing from seed is a great way to get more out of your garden for less money, but you only save money if your plants grow.
If you start seeds in the basement or somewhere cold, make sure the temperature isn't too cold for the seeds to germinate. The following seeds can be grown indoors or sown directly in your garden when the weather warms up. August — August is an ideal time to plant seeds for a second gardening season that can be just as productive as major early spring plantings. Growing from seed indoors will help you start the growing season, but the seeds are tough enough not to ruin your growing season if you don't.
When the seeds showed the root sprout, I picked them up and planted them in a prepared garden that I had prepared for them. Newer hybrids have higher prices, as do seeds from rare or unusual plants, as well as certified organic seeds. Use this initial seed table to know when to start vegetable and herb seeds indoors and then transplant them outdoors, based on the frost date in your area. Seeds are available from many sources, from your local building supply store to garden centers and mail-order catalogs.
However, each seed package will contain the information needed to determine when to start planting the seeds indoors. Otherwise, if you just want to start growing seeds indoors, then you need my Starting Seeds Indoors e-book. .