Will needles grow back on spruce tree?

Yes, spruce trees can grow back needles, but the process depends on the tree's health and the extent of needle loss. If the tree has healthy foliage and sufficient resources, it can produce new growth in the following growing season. However, if the tree is stressed or has suffered significant damage, its ability to regenerate needles may be compromised. Regular care and proper environmental conditions can support needle regrowth.