Organic Insect Repellant??

[PharmaCan]

Ants don't like mint

And many insects don't like Cedar chips, so you can surround your plants with cedar chips.

A small screen cover, something the size of an oatmeal box, will keep small animals away, for now.

[Exodus_herbman]

marigolds are a natural flower that have a scent that drives many pests away

heres a link Marigold | Garden Basics | Flower | Annual | Plants

[hydroislife]

I would veg them pretty big indoors first (12" or so) . . that way you are less likely to having these probs .. . a more mature plant along with pesticides will help . . . i use diatomaceous earth on ants in my garden . . works good . . spread it around the plants and ant hill . . its organic too