Madelyn Simon & Associates, Inc. is a division of Blondie’s Treehouse, Inc. We enjoy a stellar reputation among landscapers and horticulturalists alike, and are known for prompt and reliable work and courteous, responsive customer service.

Blondie’s Treehouse has its corporate headquarters and greenhouse in Westchester, a half hour from New York City. Our sales office is conveniently located in Midtown Manhattan, and our floral design studio is on West 28th Street, in the heart of New York’s Floral District.

In 2006, Blondie’s Treehouse, Inc. purchased Madelyn Simon & Associates. The company grew by over a third overnight, and two years later retains over 90% of employees from both companies. Blondie’s is the largest company of its kind, and offers services ranging from floral arrangements and orchid displays to holiday display, from interior plants and horticultural services to exterior landscape design build services.

Our team of experienced landscapers, horticulturalists, interior designers and floral designers draws upon years of industry experience and knowledge to create unique solutions for our clients. We hope to count you among them soon.

Corporate Plants. Exterior Garden Design. Christmas Trees and Wreaths. Orchid Arrangements and Cut Flowers. Green Roof and Living Wall Systems. Irrigation.