Hanes' Blackberry Rubus hanesii Taxonomy Division:Magnoliophyta | - Flowering plants Family:Rosaceae Genus:Rubus Species:Rubus hanesii Growth CharacteristicsLife Cycle:PerennialGrowth Habit:SubshrubHeight:3-4 ftLight Requirements:Full SunDrought Tolerance:LowBloom Months:jun, jul, augBloom Colors:WhiteLandscaping Shrub:Yes Native Range United States: Michigan Keystone Species RankingCaterpillar Keystone: ★☆☆☆☆ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation) Soil RequirementsSoil Type:rich, well-drained loamy soilpH:5.5 - 7.0 (slightly acidic to neutral)Drainage:excellent drainage requiredMoisture:consistently moistNotes:Prefers organic matter-rich environments Germination Information Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).Source: OpenAI GPT-4o