Plants For Under Oak Trees . Try blue star flowers (amsonia x “blue ice”), which reach 12 to 15 inches tall and 24. They do particularly well under the canopy of deciduous trees. Planting Under An Oak Tree What Can You Plant Under Oak Trees from www.gardeningknowhow.com In fact, daffodils have the. Single oaks are often used for landscaping, and you’ll need to space the trees approximately 12 feet apart. In heavily shaded situations they not only struggle from lack of light, but may be deprived of. Source: www.pinterest.de • do not use sprinklers. Reaching 2 to 3 feet tall with an arching habit, this currant is tolerant of. Source: www.pinterest.com Try blue star flowers (amsonia x “blue ice”), which reach 12 to 15 inches tall and 24. 14 best plants for under trees gardening on the dark side is a cinch when you start with the right plants. Source: www.pinterest.com Plants that are shallow rooted, shade tolerant and don’t need much water can grow well under oak trees. If the current...