Keep up with the foliar sea-tea feeding man, they should make it
A gallon of water each seems like too much to me, cos the plant are so young, maybe try 1/4 or 1/2 a gallon and see how long it takes till they get thirsty again.
Have a read of these man,
What is the lift-the-pot method?
About wet/dry cycles
How do I determine my watering schedule for container plants?
