Alcea rosea 'O'Hara'
Alcea rosea 'O'Hara'
O' Hara is an old type hollyhock with rich red blooms. These double blooms fill up the garden throughout early summer and planting them in partial shade will extend this blooming season. A great attraction to the back of the border and for creating cottage gardens. Very beautiful when incorporated with other warm colors.
Mature Plant Size: 5'-6' Tall, 3' Spread
Bloom Time: June-August
Light Exposure: Full Sun
Soil Type/pH: Well-drained/6.0-7.5
Hardiness Zones: 3-9
Fertilizer: If using compost apply an 1" at planting time and side dress annually in late fall or early spring. If using a granular fertilizer, we recommend organic formulations, apply an all-purpose formula in early spring annually. It is only recommended to use liquid fertilizers when the growth is slow, and this is not normally needed.
Container Size: 4.5" Pot
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