depending on your area, start heirloom organic broccoli seeds indoors february-april for planting out in your garden. most spring crops are set out around april 10th and fall crops around july 1st. direct seed broccoli may-june for fall crop. remember broccoli is a cool weather crop so adjust your planting time accordingly. with a little skill you can get a spring and fall crop! Heirloom organic broccoli will grow well in reasonably fertile, well-drained, moist soils with plenty of added organic matter. We add lots of rabbit manure or some well composted chicken manure. A mulch will help keep the ground cool and moist. The pH should be between 6.0 and 7.0 for optimum growth. A pH within this range will discourage clubroot disease and maximize nutrient availability. If you have blended or mulched a nice manure in, you should be fine. Don't forget when transplanting to add a little bone and blood meal to each hole. A teaspoon of each will get your transplants off to a good start!