close-up of walnut branches laden with ripe walnuts in sunlight. concept of harvest season, nut production, nature's

walnut branches ripe sunlight nature closeup harvest season nut production bounty tree leaves green foliage summer organic healthy natural food ingredient snack agriculture growth mature seed shell plants texture outdoor fresh rural flora branch botanical bountiful autumn golden crop ecofriendly edible garden close up laden walnuts concept natures ai generated