Light: Full sun to partial shade. Bloom Time: Mid summer to early fall. Height: 3 feet. $6.00. Clear white flowers, dotted with a purple eye, are amply held in large clusters from early summer to fall. Phlox Delta Snow' (Phlox paniculata) Garden phlox (P. paniculata), native to the eastern half of the U.S., likes rich, well-drained soil and full to partial sunlight. ‘Delta Snow’ is also an excellent fragrant white flowered cultivar that has done particularly well in trials in Georgia. A great companion plant for Beebalm. Phlox paniculata 'Delta Snow', Delta Snow Phlox Phlox paniculata 'Delta Snow', Delta Snow Phlox SKU: P-15. It is vigorous, growing 3 to 4 feet tall, with good mildew resistance, and a long bloom period. It is … Hardiness zone 3a, 3b, 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b. Delta Snow Garden Phlox is a fine choice for the garden, but it is also a good selection for planting in outdoor pots and containers. With its upright habit of growth, it is best suited for use as a 'thriller' in the 'spiller-thriller-filler' container combination; plant it near the center of the pot, surrounded by smaller plants There are some wonderful varieties to choose from. Unavailable per item Category: Perennials. Bloom: Violet/lavender to white/near white. Flower Color is and blooms in . ‘Delta Snow’, a longtime pass-along plant from the Mississippi Delta area, was touted as mildew … ‘Eva Cullum’ has medium pink flowers and deep pink eyes. Phlox paniculata Delta Snow aka Garden Phlox. Grows in Sun. $6.00. ‘Delta Snow’ fits the bill; in fact, it was the third tallest phlox in our trial.