Planting pampas grass is recommended for the spring. Use pampas grass as a border along lawns, driveways or as a windbreak. Cortaderia selloana does not take long to grow. Locations receiving at least 6 hours of sunlight daily are best for maximum growth. Thanks, guys." Thanks to all authors for creating a page that has been read 228,487 times. The fast-growing grass can live in almost any habitat, but it grows especially well in rich soil and mild climates. Such soil conditions often inhibit normal growth of ornamental grasses. "Answered most of my questions. In most varieties, it takes about 2-3 years for the first bloom, with the flowers appearing around summer. The leaves are gray or bluish-green with narrowly tapering tips and sharp, serrated edges. The plant grows just like a Young plants can adapt to a variety of growing conditions. How fast does pampas grass grow to produce flowers. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/8\/80\/Grow-Pampas-Grass-Step-01.jpg\/v4-460px-Grow-Pampas-Grass-Step-01.jpg","bigUrl":"\/images\/thumb\/8\/80\/Grow-Pampas-Grass-Step-01.jpg\/aid1381640-v4-728px-Grow-Pampas-Grass-Step-01.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"