Calistoga Depot — The second-oldest train depot in California has recently been turned into a charming, laid-back gourmet grocery. Stop by for cheese, charcuterie, and artisan sandwiches before heading out for your picnic. Be sure to grab a few bottles of wine – they are stocked with wines hailing from Calistoga and the surrounding Napa Valley.

Sam's General Store — This cute, cottage store located next to Brannan Cottage Inn specializes in picnic experiences. They’ll pack it all up for you in a custom picnic basket, with sandwiches or salads, chips, and a little something sweet. They will even include the wine glasses. Your picnic supplies come in a real basket, and if you love it, you can keep it – or return it to receive your deposit back.
 

Brasswood Bar + Bakery — You'll find a winery, restaurant, and bakery all here at Brasswood Estate. The Bakery is home to unique picnic provisions and goods like house-made jams, baguettes, artisanal cheeses, and paninis. If you preorder in advance, you can enjoy a chef curated to-go cheese platter, charcuterie board or lunch box.

Clif Family Bruschetteria – Not in the mood for meal prep? Try a fancy food truck. At Clif Family Winery tasting room and Bruschetteria food truck, artisanal eats include olive oils, nuts, chocolates, preserves, and full take-away lunches like bruschetta, porchetta, rotisserie chicken, and farm fresh salads.

Napa Valley Olive Oil — This historic family-owned hidden gem is much more than just olive oil. They carry a plethora of Italian grocery products that you can't find anywhere else, as well as house-made sausages, artisan cheeses, and loads of interesting snacks perfect for picnicking.

Giugnis Deli — If you're looking for a no-frills, yet delicious sandwich, stop into this small deli in downtown St. Helena. Grab some sandwiches and chips, and do as the locals do: order your sandwich with extra Giugni Juice.
 

Oakville Grocery — Another favorite among visitors to Napa Valley – they've been packing picnics for generations of visitors and locals alike. From artisan sandwiches to cheese boards, side salads, and snacks, you'll find the perfect picnic supplies, ready to pair with iced tea, a growler of beer, or local wine. You'll also find plenty of packaged jams, pickles, pastas, and spices to add to your picnic lunch, or to pack in your bag and enjoy at home.

Bouchon Bakery — This Thomas Keller spot is well known for amazing baked goods, and you can also pick up a few gourmet breads and sandwiches for your picnic. If you're in a hurry, you can order ahead online for pick up – or better yet, plan ahead for your picnic lunch while you're already in line for your breakfast pastries.
 

First & Franklin Marketplace — You'll find this full service deli and specialty grocery store conveniently located in downtown Napa. The store is filled with grab-and-go or made-to-order sandwiches, salads and picnic side salads. They also offer box lunches available for pre-order.

Model Bakery — A Napa Valley institution best known for its English muffins, Model Bakery also offers picnic-friendly lunch menu items, as well as some grab-and-go sandwiches, all made on delicious artisan breads. You'll find Model Bakery in downtown Napa and downtown St. Helena.

The Fatted Calf — Next door to Model Bakery in downtown Napa, this upscale butcher shop offers house-cured meats, sandwiches, and gourmet snacks.

Foodshed Take Away — Napa locals find delicious take away lunches and dinners here, and they also offer box lunch catering for parties of 6 or more with advance notice.