Jesse Palmer is ready to kick off the spring equinox by challenging the bakers with one of the trendiest ingredients around -- ube! The competitors continue the equinox party by surprising judges Duff Goldman, Kardea Brown and Nancy Fuller with flower-covered dome cakes that feature floral flavors.

It's awards season, so host Jesse Palmer askes the bakers to whip up "And the winner is" berry-filled pie envelopes. Then, the bakers team up to present judges Duff Goldman, Kardea Brown and Nancy Fuller with a social media phenomenon: two-tiered "bubble" cakes inspired by an awards night cocktail.

Host Jesse Palmer wants to pay homage to planet Earth and all of its creatures, so he asks the bakers to create an elevated plated dessert inspired by an insect. Then, the bakers celebrate Earth Day with judges Duff Goldman, Kardea Brown and Nancy Fuller by making a baked Alaska that resembles different geographical locations and is filled with a globally inspired ice cream.

Host Jesse Palmer gets ready for the Indian festival of Holi, the most colorful celebration in the world, by challenging the bakers to make doughnuts featuring an explosion of color and Indian flavors. Then, the bakers design elephant cakes that transport judges Duff Goldman, Kardea Brown and Nancy Fuller to Thailand's Songkran Water Festival.

Host Jesse Palmer is throwing a Spring Baking Championship prom, and he tasks the bakers with making floral macaron corsages. Then, the bakers blend fashion with baking to create tsunami prom dress cakes in hopes that judges Duff Goldman, Kardea Brown and Nancy Fuller will name them prom king or queen!

When April showers come, it's time to head indoors for host Jesse Palmer's spring tea party, where the bakers make beautifully decorate petit fours. Then, the competitors join judges Duff Goldman, Kardea Brown and Nancy Fuller around the maypole as they create May Day shortcake wreaths.

Host Jesse Palmer is off to the races to celebrate one of the most famous horse races of all time, the Kentucky Derby. He challenges the bakers to use the jockeys' colorful jerseys as inspiration for cocktail-flavored eclairs. Then, the bakers take a victory lap with judges Duff Goldman, Kardea Brown and Nancy Fuller with carrot desserts that honor the real Derby stars -- the horses.

Surrounded by the music of spring, host Jesse Palmer takes inspiration from a Southern California music festival to challenge the bakers with designing cupcake floral crowns featuring desert succulents. Then, the competitors get jazzy with judges Duff Goldman, Kardea Brown and Nancy Fuller as they craft entremets inspired by New Orleans snowball flavors.

The remaining bakers get ready to walk down the aisle for the biggest spring celebration of all -- the finale! Host Jesse Palmer puts two bakers head-to-head in a wedding-inspired challenge based on "something borrowed" recipes from the other competitors. Then, the finalists take on "something old" recipes provided by judges Duff Goldman, Kardea Brown and Nancy Fuller.

Host Jesse Palmer prepares the top three bakers of the season for their big day! He challenges them to create ornate wedding cakes inspired by stained glass windows, and judges Duff Goldman, Kardea Brown and Nancy Fuller decide which over-the-top baker is worthy of $25,000 and the title of Spring Baking Champion.