Buds swelling on walnut treesBuds on trees openingYoung leaves and growth- the red leafing cultivars are early to open. This means they can be prone to frost damage. Male flowers visible on this walnut tree.In early May not all the cultivars are in leaf yet- it can be an advantage to grow cultivars which are slow to leaf and flower to avoid the risk of late spring frosts.
A Walnut Tree Tenancy 