Fold the Basic Gray cardstock in half at the score line to create your card base.
Adhere the 4" x 5-1/4" piece of Basic White cardstock inside your card.
Adhere the 4" x 5-1/4" piece of Painterly Pears Designer Paper to the front of the card. Adhere the 1" strip of Mossy Meadow Painterly Pears Paper to the front of the card, about 1" up from the bottom of the card. Adhere the 1/2" strip of the Mossy Meadow Painterly Pears Paper about the 1" strip, leaving a 1/8" space.
Stamp the large tree onto the 3-1/2" x 4-3/4" piece of Basic White cardstock using Mossy Meadow ink. Using a sponge dauber, add Smoky Slate ink onto the wood portions of the tree.
Using a clean sponge dauber, sponge Old Olive ink at the bottom of the tree and in some of the branches. Using the same sponge dauber, sponge Mossy Meadow ink to fill in all of the branches of the tree canopy as shown in the sample.
Optional: if you'd prefer, ink up the bottom trunk of the tree using Smoky Slate ink, then carefully ink up the tree canopy using Mossy Meadow ink. Continue with the sponge daubers as described in the previous step.
Adhere the Basic White cardstock to the front of the card.
Stamp the birthday sentiment from the Simply Said stamp set onto the 1/2" strip of Smoky Slate cardstock using Mossy Meadow ink. Adhere to the front of the card as desired using Stampin' Dimensionals to finish.