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Sunflower 'girasol'

Helianthus annuus

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Belonging to the Helianthus genus (Helianthus annuus 'girasol'), girasol is a variety of Sunflower. This variety is an Flower that typically grows as an Annual, which is defined as a plant that matures and completes its lifecycle over the course of a single year. girasol is known for growing to a height of approximately 1.50 metres (4.88 feet).

Due to how easy it is to grow in a variety of conditions, girasol Sunflower is great for beginner gardeners and those that like low maintainance gardens.

This variety plant info is provided by the myfolia gardener's wiki. All details about girasol have been kindly provided by our members.

How to grow girasol

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Try to plant in a location that enjoys full sun and remember to water often. Keep in mind when planting that girasol is thought of as half hardy, so it will require protection in frosts and low temperatures. The USDA Hardiness Zones typically associated with girasol are Zone 4 and Zone 9. Planting girasol in loamy and clay soil with a ph of between 5.7 and 8.1 is ideal for as it does best in weakly acidic soil to weakly alkaline soil.

Growing girasol from seed

Sow at a depth of approx. 0.49 inches (1.25 cm) and aim for a distance of at least 4.68 inches (12.0 cm) between Sunflower plants. Soil temperature should be kept higher than 13°C / 55°F to ensure good germination.

By our calculations, you should look at sowing girasol about 21 days before your last frost date.

Transplanting girasol

As girasol is half hardy, ensure temperatures are mild enough to plant out - wait until after your last frost date to be on the safe side.

Harvesting girasol

Sunflower girasol Etymology

The botanical epithet is from the Latin annuus meaning “annual”.1


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