Original source: http://www.frontiervilleinfo.com/guide-to-frontierville-collections/
A huge challenge for FrontierVille fans in completing all the collections in the game: an amazing number of 38 collections to be completed and traded in for various rewards. In this article – the Complete Guide to FrontierVille Collections – I will share with you the list of collections you can complete, pictures of them, the rewards you get upon completion and where to find the items for each collection.
FrontierVille Pine Tree Collection
Items required: Spiked Boots, Pine Cone, Pine Needles, Turpentine, Tree Wedge
Trade in rewards: 3 planks, 250 coins
Where to find the Pine Tree Collection items: cut down pine trees
FrontierVille Cherry Collection
Items required: Cherry Cider, Cherry Candy, Cherry Preserves, Cherry Cobbler, Cherry Pie
Trade in rewards: 4 Energy
Where to find the Cherry Collection items: harvest Cherry trees
FrontierVille Clearing Collection
Items required: Arrowhead, Eagle Feather, Pottery, Mushroom, Spanish Coin
Trade in rewards: 30 wood, Free shovel
Where to find Clearing Collection items: clear tree stumps
FrontierVille Wheat Collection
Items required: Johnnycakes, Muffin, Cream of Wheat, Bread, Cookies
Trade in rewards: Animal Ready boost, Free Pitchfork
Where to find Wheat Collection items: harvest wheat crops
FrontierVille Family Collection
Items required: Overalls, Portrait Photo, Hope Chest, Diary, Baby Shoes
Trade in Rewards: Energy Bar + 2, Free Washboard
Where to find Family Collection items: ?
FrontierVille Wild Flower Collection
Items required: Orange Flower, Pink Flower, Purple Flower, White Flower, Yellow Flower
Trade in Rewards: 100 XP, One bouquet
Where to find Wild Flower Collection items: clear wild flowers
FrontierVille Wagon Collection
Items required: Brake Lever, Seat, Wagon Wheel, Yoke, Wagon Tongue
Trade in Rewards: One Plank, One Fire
Where to find Wagon collection items: collect bonus from Wagon
FrontierVille Cabin Collection
Items required: Candlestick, Skillet, Fireplace tool, Stove, Welcome Mat
Trade in Rewards: Two clothing, Free Rocking chair
Where to find Cabin Collection items: collect bonus from Cabin
FrontierVille Corn Collection
Items required: Cornbread, Corn Chowder, Corn Fritters, Grits, Popcorn
Trade in Reward: Wither Protection Boost
Where to find Corn Collection items: harvest corn crops
FrontierVille Tomato Collection
Items required: Fried tomatoes, Tomato Sauce, Salsa, Tomato Soup, Ketchup Bottle
Trade in reward: 300 coins
Where to find Tomato Collection items: harvest tomato crops
FrontierVille Pumpkin Collection
Items required: Pumpkin pie, Pumpkin seeds, Pumpkin Muffin, Jackolantern, Pumpkin Bread
Trade in reward: 5 Energy
Where to find Pumpkin collection items: harvest pumpkin crops
FrontierVille Oak Tree Collection
Items required: Termite, Axe, Bird’s Nest, Oak Leaf, Acorn
Trade in rewards: three fire, 250 coins
Where to find Oak Tree Collection items: cut down oak trees
FrontierVille Snake Collection
Items required: Snake Skin, Snake Egg, Snake Rattler
Trade in rewards: 40 Food, Free Apple Tree
Where to find Snake Collection items: clobber snakes
FrontierVille General Store Collection
Items required: Desk Bell, Old Book, Cash register, Grain sack, Receipt
Trade in rewards: two tools, one present
Where to find General Store Collection items: collect from General Store
FrontierVille Chicken Collection
Items required: Chicken Breast, Chicken Broth, Chicken Drumstick, Omlette, Eggs
Trade in reward: 3 energy
Where to find Chicken Collection items: collect from grown up chicken
FrontierVille Sheep Collection
Items required: Wool Coat, Wool Gloves, Wool Hat, Wool Socks, Shears
Trade in rewards: 3 Cloth, 2 Ribbon
Where to find Sheep Collection items: collect from sheep
FrontierVille Horse Collection
Items required: Saddle, Horsehair Brush, Boot Spurs, Grooming Brush, Lasso
Trade in Reward: Free Mule
Where to find Horse Collection items: collect from horse
FrontierVille Ox Collection
Items required: Branding Iron, Ground Chuck, Steer Horn, Ribeye, Nose Ring
Trade in Rewards: Energy Bar +1
Where to find Ox Collection: collect from Ox
FrontierVille Peanut Collection
Items required: Boiled peanuts, Peanut Brittle, Peanut Butter, Peanut Oil, Roasted Peanuts
Trade in Rewards: Energy Bar +1
Where to find Peanut Collection items: ?
FrontierVille Peas Collection
Items required: Pea Soup, Pea Stew, Pea Pod, Peas and Rice, Snow Pea Stir Fry
Trade in Rewards: 20 XP, Free goat
Where to find Peas Collection items: harvest Pea crops
FrontierVille Peach Collection
Items required: Peach Cider, Peach Candy, Peach Preserver, Peach Cobbler, Peach Pie
Trade in Rewards: Fruit Harvest Boost
Where to find Peach Collection items: Harvest Peach trees
FrontierVille Bear Collection
Items required: Bear Skull, Bear Tooth, Bear Meat, Bear Pelt, Bear Claw
Trade in Rewards: One clothing, Animal Ready Boost
Where to find Bear Collection items: scare away bears
FrontierVille Groundhog Collection
Items required: Damaged tomato, Chewed corn, Peanut Shells, Eaten Peas, Pumpkin Rinds
Trade in reward: 4 Energy
Where to find the Groundhog Collection items: clobber groundhogs
FrontierVille Barn Collection
Items required: Salt Lick, Lantern, Milk Jug, Feed Pan, Hay Hook
Trade in rewards: One sawhorse, Animal Harvest Boost
Where to find Barn Collection items: ?
FrontierVille School Collection
Items required: Eraser, Lunchbox, Paper, Pencil, Ruler
Trade in reward: One lucky horseshoe
Where to find School Collection items: ?
FrontierVille Inn Collection
Items required: Basket, Coffee Cup, Dinner Plate, Linen, Pillow
Trade in rewards: 2,000 coins, 1 Batter
Where to find Inn Collection items: ?
FrontierVille Cow Collection
Items required: Butter, Cheddar Cheese, Cottage Cheese, Milk, Swiss Cheese
Trade in rewards: Unwither Crop boost, Free bucket
Where to find Cow Collection items: harvest cows
FrontierVille Mule Collection
items required: Bedroll, Bridle, Feedbag, Saddlebags, Harness
Trade in rewards: 10 energy, 5 hay bales
Where to find: collect from mules
FrontierVille Clover Collection
Items required: Clover Tree, Bee, Four-leaf clover, Clover honey, Clover blossom
Trade in rewards: Free sheep, one food
Where to find Clover Collection items: harvest clovers
Frontier Ville Cotton Collection
Items required: Boll Weevil, Cotton Gin, Cotton Seed, Thread Spool, Yarn Ball
Trade in rewards: 5 cloth, 1 ribbon
Where to find Cotton Collection items: harvest cotton crops
FrontierVille Flax Collection
Items required: Canvas, Rope, Twine, Flaxseed Oil, Farmer hat
Trade in rewards: Unwither crop boost, 3 cloth
Where to find Flax Collection items: ?
FrontierVille Apple Collection
Items required: Apple Butter, Apple Candy, Apple Cider, Apple Cobler, Apple Pie
Trade in reward: Wither protection boost
Where to find Apple Collection items: Harvest Apple trees
FrontierVille Pear Collection
Items required Pear Candy, Pear Cider, Pear Pie, Pear Preserver, Pear Cobbler
Trade in reward: Energy bar +1
Where to find Pear Collection items: Harvest Pear trees
FrontierVille Crafting Collection
Items required: Jack Knife, Pin Cushion, Planner, Thimble, Whetstone
Trade in rewards: 3 tools
Where to find Crafting Collection items: ?
FrontierVille Potato Collection
Items required: Baked Potatoes, Hash browns, Mashed Potatoes, Potato Roll, Potato Soup
Trade in rewards: 6 Energy, Free Crate
Where to find Potato Collection items: harvest potatoes
FrontierVille Goat Collection
Items required: Can, Feta Cheese, Cashmere Sweater, Goat Milk, Goat Stew
Trade in rewards: 10XP, Free Cherry Tree
Where to find Goat Collection trees: harvest goats
FrontierVille Pig Collection
Items required: Bacon, Ham, Porkchop, Ribs, Sausage
Trade in rewards: Fruit Ready Boost, 25 food
Where to find Pig Collection items: harvest pigs
FrontierVille Goose Collection
Where to find items: while feeding/harvesting geese
FrontierVille Fox Collection
Where to find items: clobber foxes
FrontierVille Apricot Collection
Where to find items: harvest Apricot trees
FrontierVille Eggplant Collection
Where to find items: Harvest Eggplants
FrontierVille Sunflower Collection
Where to find: Harvest sunflowers
FrontierVille Manure Collection
Where to find: Harvest all the animals around the homestead
Have in mind that the collectibles can be found while performing the indicated actions on your land plot or while helping friends, so the more active you are, the bigger the chances to get all the items. Alternately, you can place up to five collectables on your wish list and hope that your friends are kind enough to send them to you.