The Sunflower is like banana farm, shooting 10 sun each round, each sun worth 25$. It costs 1250$, considering if you spent all the cash BUT the cash it gave you, you could get another in 5 rounds.
Upgrades[]
Path 1[]
Sunny flower: Shoots 20 sun per round. Cost: 1100$
Golden sun: Sun is worth 50$. Costs 1050$.
Sun extraction: If its Day, it shoots 30 sun per round each worth 75$. NOTE: Does not react to Lights on!!! Cost: 2000$
Super Sun Extraction: Is always in sun extraction mode, and, if there is sun, it gives 50 sun worth 125$. Cost 4000$
Marigold: Gets surrounded by 5 1/1 Sunflowers, and is always in Super Sun extraction mode. Cost 6500$.
Path 2[]
Hot sun: Bloons within 100 px pop once per 2 seconds. Cost: 700$
Dangerous sun: All bloons on screen pop once per 5 seconds, and anything in 200 px pops once per second. Cost: 2000$
Disco sunflower: Can now shoot disco sun in its 200 px range, popping 2 layers. Shoots twice as fast as a juggernaut. Cost: 3500$
Super disco: Has 400 px range, shoots twice as fast as a dart monkey, and pops 3 layers/5 damage. Cost: 5000$
BOOM goes the disco ball!: Special: Turns the sun into a disco ball. It shoots 3x as fast as a dart monkey, pops 25 layers/100 damage, and explodes after 20 seconds, dealing 1200 damage to all bloons on screen. 2 minute cooldown. Cost: 12500$