Leafy › Plant care › Sunflower
Sunflower (Helianthus grandiflorus) Care Guide
Care guide for Sunflower: light, watering, humidity, soil and temperature, based on the species' botanical profile.
📷 Tommy Forrest · CC BY 4.0 · GBIF/iNaturalist
Care at a glance
WaterWater roughly every 10 days, let the top 2-3 cm of soil dry out between waterings.
TemperatureTypical indoor temperatures (16-26 °C / 60-79 °F); protect from frost.
SoilWell-draining mix, slightly acidic to neutral pH (5.5-7.8).
Growthfast growth. Mature height ~0.9 m (3.0 ft).
Growing Sunflower at home?
With Leafy, snap your plants for instant ID, personalized care reminders and pet-toxicity alerts. Free.
📷 Download Leafy free →Reference guidance based on the species' botanical profile; adjust to your home conditions.