Patty Pan squash Cucurbita ssp., produced the most squash blossoms.   They are big perfect for stuffing.   Dampen the plants at night to stimulate flower production. Harvest a dozen flowers in the morning.  Cook shellfish, scallops, clams, oysters, squid in Japanese flavor principle, then stuff in blossoms with just a pinch of sharp cheese to hold the petal ends together.  Roll in beaten egg, lightly flower and saute. 
Pumpkin, Cucurbita pepo L. plants produce copious amount of buds for roasting.  (Recipe)

Medicine:  seeds provide essential fatty acids...Reported to be good for prostate health.  Native Americans used seeds to rid person of worms.

Immature pumpkins taste similar to zucchini.  Pick, cut in half, scoop out some of the center, grill or bake until soft, stuff with favorite rice dish, or taco mix,  meat, cooked vegetables, olive pesto and salmon, the possibilities are endless.

Alternate method:  Pierce pumpkin, microwave or bake until soft about 7 minutes at high in a microwave.  In the oven, put them in a pan with some water, bake for 20 minutes at 375 degrees.  Cool, cut open and stuff.  Reheat.

Mature pumpkins provide many health benefits, eat the flesh and the seeds.  Click the link above for details.