Alcea rosea
Alcea rosea
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A stunning flowering biennial, the bright colors of the four-inch double blooms are lovely growing in a cottage garden, along a fence, or cut for your favorite vase.
The powder-puff blooms in shades of pink, red, and yellow are long-lasting and set lower on the stalk. Hollyhock seeds are also known for their durable, reliable flowers that give you reliable, beautiful color throughout the seasons. Treat it as a biennial. Blooms the second year and reseeds annually.
Both double and semi-double blooms will be produced.
Full Sun
10-21 Days
48 - 72"
Average (1 - 2 in / week)
Characteristics: Attracts Bees, Butterflies, Hummingbirds, Pollinators and Songbirds
Scent: Sweet Smelling
Botanical Name: Alcea rosea
Fill Weight (grams): 0.5
Plant Type: Flower
Plant Lifecycle: Biennial
Approximate Seed Count: 20 - 40
Days To Bloom: 365+ Days
Landscape Use: Border / Edge Planting
Disease Resistance: Rabbit resistance|Black walnut resistance
Tolerance: Drought Tolerant
Growing Season(s): Summer
Harvest/Bloom Season(s): Summer
Package Dimensions: 3.25 x 4.5"
After all danger of frost, sow Summer Carnival Mixed Colors Hollyhock Flower seeds in open ground well exposed. Cover with 0.25" of soil. Thin when plants are a few inches tall. They may also be started in a sunny window 6-8 weeks before moving outside. Transplant carefully. Stake as needed in windy locations.
Planting Depth: 0.25"
Seed Spacing: Sow Summer Carnival Mixed Colors Hollyhock Flower seeds roughly 12" apart.
Nutrient Care Instructions: Apply SUPERthrive once per week. Soak in solution of 1/4 tsp per gal for 15 min. or longer depending on size and type.
Can be planted in the fall for bloom the following summer. An application of fertilizer in spring is helpful.
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