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Legend
- Start Indoors
- Transplant
- Start Outdoors
- Care
- Harvest
- Succession Plant
Sunflower : Black Eyed Susan
Black Eyed Susan also makes an excellent backdrop floral choice
A perennial favorite for many gardeners. Black Eyed Susan are so easy to grow! They are drought tolerant and need very little care, although they do prefer full sun. These perennial flowering plants produce bright yellow petal flowers that bloom all summer, and feature a dark black domed centerpiece. This plant grows up to 3’ tall, making it perfect for cut flower arrangements to take indoors. Black Eyed Susan also makes an excellent backdrop floral choice because the bright colors will become an excellent frame for your smaller garden plants. Seeds are packaged and germination tested for current year.
As a strong perennial, you can be sure that once you plant Black Eyed Susan in your garden or wildflower meadow, it will faithfully reappear year after year, lighting up your garden with color and interest.
Plant Features:
Blooms from June through August
Grows to a height of 2 to 3 feet
Plant seeds at a depth of 1/16 inch
Germination is 1 to 4 weeks
Asteraceae Helianthus annuus
This is an example of the timeline you would see based on your growing conditions.
Sunflower: Regular
Black Eyed Susan
These beautiful exuberant plants can reach 10' in height and produce flowers a foot across.
Basics
- Ease of Growing
- Easy
- Grown as
- Annual
- Days to Maturity
- 75-90 (Spring/Summer), 90-110 (Fall/Winter)
- Growing Habit
- -
- Hardiness
- Half Hardy
Sunflowers will tolerate light frost.
- Crops
- Spring Transplant, Spring, Summer
- Growing Season
- Long
- Cultivar Type
- -
- Growing Conditions
- Warm, Hot
Sunflowers needs rich soil for good growth. They prefer full sun (though they will tolerate light shade). The taller varieties need shelter from the wind and should be placed where they won't cast unwanted shade on other plants.
- Outdoor Growing Temp
- 55°F - 95°F
- Min Outdoor Soil Temp
- 50°F
Don't plant out until the soil is at least 50˚ F (and preferably 60˚ F).
- Start Indoors
- Yes
- Start Outdoors
- Yes
- Light
- Water
- Moderate
Sunflowers are thirsty plants and for maximum production they need a constant supply of water.
- Feeder
- Heavy
Low nitrogen. High phosphorus. High potassium. Sunflowers like phosphorus and potassium, but not too much nitrogen as it may encourage leaf growth rather than flowering.
- Suitability
- High heat, Needs lots of space
- Small Gardens?
- No
- Containers?
- No
-
- Attracts beneficial insects?
- Yes
- Color
- Bright yellow
- Fruit Size
- 3.0 - 3.5"
- Plant Height
- 48.0 - 96.0"
- Plant Diameter
- 12.0 - 18.0"
- Hardiness Zone
- 3-10
- Disease Resistance
- -
- Taste Profile
- -
- Rotation Group
- Flowers
Last Frost Date (LFD) refers to the approximate date of the last killing frost of spring.
Example first frost date on April 08.
First Frost Date (FFD) refers to the approximate date of the first killing frost of winter.
Example first frost date on November 01.
