All orders are shipped next business day via usps first class mail (Estimated Delivery 5-7 business days) Basic InfoLatin Name:Helianthus annuus ’Earthwalker’Earthwalker Sunflower Color:Deep autumnal shades of orange, brown, and Red.Growing InfoHardiness Zone:Annual; Zones 2-10Days to Maturity:75-85Days to Germination:7-14Seeding Depth:0.5 inchPlant Spacing:8-12 inchesRow Spacing:12-24 inchesPlant Height:60-90 inchesGrowth Habit:Upright stalk with multiple branches and flowers.Soil Preference:Average, rich, loamy, and well-drained soil.Temperature Preference:50-85FLight Preference:Full SunOther InfoPlant Width:18-24 inchesPlant Spread:18-24 inchesPests and Diseases:Sunflowers are susceptible to rust, fungal leaf spots, and powdery mildew. Check the leaves regularly for caterpillars and beetles that may feed on the foliage.Easy/Hard:EasyDirect Sow:Yes Direct SowStart Indoors:Yes Start IndoorsSeed Stratification:Not Recommended