Zone 6. First three years in the ground with 4 hours of daily sun - plenty of foliage but no reblooming and no blooming. I ask only one thing from my blooming shrubs - right? Took them out of the ground at the end of last summer, placing them into 16" containers. Rolled them into the garage in December (no light, very little water once monthly). Back outside in April after the KC springtime freeze thaw cycle was complete (regularly 84 degrees down to 21 degrees within 36 hours.) Massive improvement! Full bushy shrubs with many blooms on old and new wood (except for one bush that has no blooms whatsoever.) Wintering inside is a game-changer in my zone. Almost threw them out, but I'll be keeping them in containers from now on.
Tuff Stuff™ Reblooming Mountain Hydrangea Hydrangea serrata
- Part Sun to Sun
- Sun
- Spring
- Summer

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Details
24 - 36 Inches36 - 48 Inches24 - 36 Inches61cm - 91cm91cm - 1.2m61cm - 91cmFeatures
So pretty, it's hard to believe it's so tough!
But indeed, Tuff Stuff™ mountain hydrangea lives up to its name. It shares the showy blooms and beautiful pink or purple color of big-leaf hydrangeas, but because it grows wild on the chilly mountain tops instead of the mild seaside, it naturally developed substantially better cold tolerance. The sturdy lacecap blooms will be bright pink or deep purple-blue, depending on your soil pH, and the handsome dark green foliage resists wilting. If you've had trouble getting big-leaf hydrangeas to bloom reliably in your landscape, try Tuff Stuff - it's the reblooming hydrangea that really does.
Top reasons to grow Tuff Stuff hydrangea:
- less affected by cold winters than big-leaf hydrangeas, but equally colorful and showy
- lacecap flowers attract pollinators
- reblooms: blooms early in summer on old wood, then again on new wood
- tidy habit means no pruning
Best SellerContinuous Bloom or RebloomerAttracts:ButterfliesCharacteristics
Plant Type:ShrubShrub Type:DeciduousHeight Category:MediumGarden Height:24 - 36 Inches 61cm - 91cmSpacing:36 - 48 Inches 91cm - 1.2mSpread:24 - 36 Inches 61cm - 91cmFlower Colors:BlueFlower Colors:PinkFlower Colors:PurpleFlower Shade:Blue-purple in acidic soils, pink in basic ones.Foliage Colors:GreenFoliage Shade:GreenHabit:MoundedContainer Role:ThrillerPlant Needs
Light Requirement:Part Sun to SunLight Requirement:SunThe optimum amount of sun or shade each plant needs to thrive: Full Sun (6+ hours), Part Sun (4-6 hours), Full Shade (up to 4 hours).
Maintenance Category:EasyBlooms On:New WoodBlooms On:Old WoodBloom Time:Early SummerBloom Time:Mid SummerBloom Time:Late SummerHardiness Zones:5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9bWater Category:AverageUses:Border PlantUses:LandscapeUses:Specimen or Focal PointUses Notes:Landscapes
Maintenance Notes:Prefers moist, well-drained soil. Supplemental water may be needed in very hot weather. In hotter climates, afternoon shade is beneficial. Like all hydrangeas, it benefits from a 2-3"/5-7 cm layer of shredded bark mulch.
Tuff Stuff hydrangea should not be pruned except to remove any dead wood in spring, after the new growth begins to emerge on the stems. Older plants can have their oldest stems thinned periodically.
Flower color will vary depending on soil. In acidic soils with abundant aluminum (a naturally occuring soil mineral), color will tend more to purple-blue. In alkaline soil or those lacking in aluminum, flowers will be a deep pink.
Tuff Stuff™ Hydrangea serrata 'MAK20' USPP 24,820, Can 4,527 -
16 Reviews