In one handy chart, the Almanac Vegetables Growing Guide summarizes when start seeds indoor and outdoors, the soil temperature needed to germinate, the plant’s hardiness level, when to fertilize, and when to water.
Of course, see the master Planting Calendar for more specific dates by YOUR zip code for all your common vegetables.
Vegetables Growing Guide
Note: Each of the vegetables listed below links to an individual vegetable plant guide that covers sowing to growing to harvest!
|Vegetable||Start Seeds Indoors (weeks before last spring frost)||Start Seeds Outdoors (weeks before or after last spring frost)||Minimum Soil Temp. to Germinate (°F)||Cold Hardiness||When to Fertilize||When to Water|
|Beans||—||Anytime after||48–50||Tender||After heavy bloom and set of pods||Regularly, from start of pod to set|
|Beets||—||3 before to 3 after||39–41||Half-hardy||At time of planting||Only during drought conditions|
|Broccoli||6–8||2–3 before||55–75||Hardy||Three weeks after transplanting||Only during drought conditions|
|Brussels sprouts||6–8||—||55–75||Hardy||Three weeks after transplanting||At transplanting|
|Cabbage||6–8||1 before to 1 after||38–40||Hardy||Three weeks after transplanting||Two to three weeks before harvest|
|Carrots||—||3–5 before||39–41||Half-hardy||Preferably in the fall for the following spring||Only during drought conditions|
|Cauliflower||6–8||1 before to 1after||65–75||Half-hardy||Three weeks after transplanting||Once, three weeks before harvest|
|Celery||6–8||—||60–70||Tender||At time of transplanting||Once a week|
|Corn||—||2 after||46–50||Tender||When eight to ten inches tall, and again when first silk appears||When tassels appear and cobs start to swell|
|Cucumbers||2–4||1–2 after||65–70||Very tender||One week after bloom, and again three weeks later||Frequently, especially when fruits form|
|Lettuce||4–6||1 before to 2 after||40–75||Half-hardy||Two to three weeks after transplanting||Once a week|
|Melons||2–4||2 after||55–60||Very tender||One week after bloom, and again three weeks later||Once a week|
|Onion sets||—||4 before||34–36||Hardy||When bulbs begin to swell, and again when plants are one foot tall||Only during drought conditions|
|Parsnips||—||0–3 before||55–70||Hardy||One year before planting||Only during drought conditions|
|Peas||—||4–6 before||34–36||Hardy||After heavy bloom and set of pods||Regularly, from start of pod to set|
|Peppers||8–10||—||70–80||Very tender||After first fruit-set||Once a week|
|Potato tubers||—||0–2 after||55–70||Half-hardy||At bloom time or time of second hilling||Regularly, when tubers start to form|
|Pumpkins||2–4||1 after||55–60||Tender||Just before vines start to run, when plants are about one foot tall||Only during drought conditions|
|Radishes||—||1 before to 1 after||39–41||Hardy||Before spring planting||Once a week|
|Spinach||—||4–6 before||55–65||Hardy||When plants are one-third grown||Once a week|
|Squash, summer||2–4||1 after||55–60||Very tender||Just before vines start to run, when plants are about one foot tall||Only during drought conditions|
|Squash, winter||2–4||1 after||55–60||Tender||Just before vines start to run, when plants are about one foot tall||Only during drought conditions|
|Tomatoes||6–8||—||50–55||Tender||Two weeks before, and after first picking||Twice a week|
Ready to plan an amazing vegetable garden? Let’s get to the drawing board. Check out the amazing online Almanac Garden Planner tool!