What to see in Valloires throughout the seasons March : Dogwood or cornelian cherry Forsythia Narcissus Decorative bark Rubus Bizarretum April : Flowering cherry tree Spiraea Flowering apple tree May : Viburnum Old fashioned roses Flowering chestnut tree Biannuals June : Roses Perennial geraniums Lilac, deutzia Japanese primula July : Roses Buddleia (butterfly bush) Acquatic plants Great hogweed (heracleum mantegazziaqum) Perennials August : Roses Hibiscus Garden vegetables Crimson and gold foliage September : Hypericum Yearly plants Decorative fruit Euonymus (spindle tree) Botanical roses October : Autumn foliage Decorative seeds Barks Bambou Viburnum