Survival: Day - Simple Firepea Strategy (8 slots, no upgrade plants)

This a simple strategy for Survival: Day that can be done with 8 slots and no upgrade plants.

1st round
Plants Plant 3 sunflowers then Potato Mine the first zombie. Every time a zombie comes, plant a Repeater in that lane and continue planting Sunflowers until the back two columns are filled. Plant Torchwoods in the 6th column.
 * Sunflower
 * Repeater
 * Torchwood
 * Potato Mine
 * Pumpkin
 * Tall-nut
 * Squash
 * Cherry Bomb

S - Sunflower

R - Repeater

Tw - Torchwood

2nd round
Plant Repeaters in the 4th column and Tall-nuts in the 7th column.

Tn - Tall-nut

3rd round
Plant Spikeweeds in the empty spaces in front and Pumpkin the Tall-nuts. Sw - Spikeweed

- Pumpkin

4th-5th round
Fill the empty spaces in the 5th column with Repeaters.