Offerings:

To the Goddess:
All watery and earthy flowers and seeds such as camellia, lily, water lily, 
willow stalks; those flowers used in Full Moon rituals; white or purple blooms 
such as hyacinth, magnolia, heather and lilac; sweet-scented herbs and flowers; 
those dedicated to Venus  or to the Moon; rue, vervain and olive; or others that 
seem suitable.

To the God:
All fiery and airy herbs and flowers such as basil, chrysanthemum, snapdragon, 
clover,  lavender, pine; strongly-scented, clean or citrusy herbs and flowers; 
those ruled by Mars  or the Sun; yellow or red blooms such as sunflower, pine 
cones, seeds, cacti, thistles and stinging herbs; orange, heliotrope, cedar, 
juniper and so on.