How to tend a Helianthus annuus
Also known as: Helianthus tubaeformis Nutt., Helianthus macrocarpus DC., Helianthus indicus L., Helianthus aridus Rydb., Helianthus aridus var. aridus , Helianthus erythrocarpus Bartl., Helianthus multiflorus Hook., Helianthus macrocarpus DC. & A.DC., Helianthus annuus var. texanus (Heiser) Shinners, Helianthus annuus subsp. texanus Heiser, Helianthus annuus subsp. annuus , Helianthus annuus var. lenticularis (Douglas ex Lindl.) Steyerm., Helianthus annuus var. macrocarpus (DC.) Cockerell, Helianthus annuus var. annuus , Helianthus annuus f. annuus , Helianthus jaegeri Heiser, Helianthus annuus subsp. jaegeri (Heiser) Heiser, Helianthus ovatus Lehm., Helianthus platycephalus Cass., Helianthus annuus f. lenticularis (Douglas ex Lindl.) B.Boivin, Helianthus annuus var. coronatus Cockerell, Helianthus annuus var. vinosissimus Cockerell, Helianthus annuus var. aridus Cockerell, Helianthus annuus var. lenticularis (Douglas ex Lindl.) Cockerell, Helianthus annuus var. inornatus Cockerell
Log in to add this plantWatering
Moderately resistant to drought, keep soil moist, water every 1-2 days in summer, once 3-6 days in autumn and winter
Sunlight
Like sunshine, put in sunny places
Soil
Peat or soil with specific nutrients, pH value 6.7
Fertilizer
Dilute fertilizers following instructions, every 10-15 days apply fertilizers once
Pruning
Remove yellowing leaves and withered flowers timely
About this plant
- Origin
- South America
- Category
- Compositae, Helianthus
- Size
- Diameter ⥠10 cm, height ⥠20 cm
- Blooming period
- Flowers year around, viewing period 2-3 weeks
- Flower colors
- golden yellow, mixed color
- World Flora Online
- View on WFO