If you want to not only stay within your floral budget, which stats say should be about 10% of your overall budget but keep it eco-friendly consider fresh floral alternatives.
Brides are drawn to dried flowers as it allows for out-of-season wedding blooms without the high cost. Wildflowers are also a great way if you are open to what is available and want that touch of boho on your day.
Succulents, fabric flowers, or even paper florals are all ways to reduce your footprint with your floral needs on your wedding day but also allow for lots of long planning.
Lastly, faux flowers. What was considered low-budget years ago has come so far. You may not even be able to tell a lot of the newer varieties of faux are just that! They've fooled in the best of photographers.