Companion planting of vegetables, herbs, flowers and weeds is beneficial for organic gardeners.
Planting bee-attracting plants such as bee balm and comfrey will help pollination.
Planting cabbage and dill together is said to chase away cabbage worms.
Bush beans and cucumbers grown together sometimes helps prevent some insect problems.
I like to plant sage with my tomato plants.
A good slug deterrent is marigolds.
Gardeners best friends can be marigolds, garlic, petunias, sage, horseradish, basil, chamomile, mint, lavender, catnip and sunflowers.
Plant borage with tomatoes. Borage atracts bees to pollinate causing increasing fruit numbers.