Wisteria.com understands that sometimes customers may need to make changes to their orders or cancel them after placement. Typically, there is a limited window during which modifications or cancellations can be processed. Once an order has entered the fulfillment stage, it may not be possible to alter or cancel it. For the most accurate and up-to-date information regarding your specific order, including the potential to modify or cancel it, it is advisable to review the current policies outlined on the website. Additionally, there may be contact information available on the site if further assistance is needed. Always be sure to act as quickly as possible to ensure the best chance of making any changes to your order.