Hydrangea - Bloomstruck

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The heir apparent to The Original Endless Summer hydrangea, Bloomstruck bigleaf hydrangea boasts several improvements. You'll notice the color first: deep, pure violet-purple or pi nk, depending on the soil pH. Then you'll notice the stems, far stronger than the original and boasting a cool red hue that makes the plant colorful even when it's not in bloom! Enjoy months of flowers on a high-performance hydrangea.What makes Endless Summer BloomStruck different from other bigleaf hydrangeas?- Red stems provide color even when not in bloom Details:Name: Hydrangea macrophylla 'PIIHM-II' PP25,566Hardiness: USDA zones 4-9Height x width: 3-4' x 4-5'Light: Full to part sunSoil: Evenly moist but well-drained soils are best. A 2-3" layer of shredded bark mulch is recommended in all areas, all year round.Pruning: Blooms on old and new wood; do not trim or cut back, but dead wood may be removed in early springWater: Average to high water needs. Though big leaf hydrangeas cannot grow in wet soils, they can become drought stressed readily and should be watered regularly. Plants in full sun and/or warmer climates will need more water than those in less sun and/or cooler areas. Fertilizer: Fertilize once in early spring with a rose fertilizer if desired.Bloom time: Midsummer through fall.Bloom color: Flower color depends on soil pH; blooms will be a rich purple in acidic conditions and a bright, rich pink in neutral to alkaline sites. Show more