The preferred location should receive at least four hours of sunlight as noted in the article gardening in the gutter literally by shilo urban with the urban authority.
Growing vegetables in old gutters.
Besides the plants already mentioned you can try.
Gardening in the gutter literally.
Lettuces chard kale spinach arugula mache.
Rotate your lettuce crops to keep an abundant supply of fresh lettuce producing during the growing season.
Chives parsley cilantro scallions.
Pack the soil firmly because your plants won t have a lot of soil to grow.
Lettuce salad greens asian greens spinach or mustard radishes carrots beets strawberries snap peas chives garlic cilantro bunching onions mint thyme marjoram succulents annual flowers.
Fill the gutters with soil to be about half full.
Strawberries greens lettuce spinach and colorful salad greens snap peas radish mint basil rosemary pothos jade plants sedum many varieties both upright and creeping.
Common plants grown in gutters include the following.
Don t forget to water them regularly.
Add some fertilizer and fill the rest of the gutter with soil.
This will allow the excess water to be drained.
Grow shallow root plants such as radish spinach and strawberries.
Radishes beets and shallow carrot varieties.
Progress from seed to harvest is shown with tomatoes lettuce.
Drill small holes in the bottom of the gutters.