Tuff Stuff Ah Ha® Hydrangea Bush

Tuff Stuff Ah-Ha® is a reblooming mountain type hydrangea plant that is outstanding in more ways then one. It offers huge blooms that keep blooming all season long. Flower color depends on the acidity of the soil. Blooms appear on both old and new wood, so no pruning is needed. This beauty works even works in large containers. Now, sit back and get ready for the show!

Proven Winners® Tuff Stuff Ah-Ha® Hydrangea serrata 'SMNHSDD' USPP 29,832, Can PBRAF

Hydrangea Companion Plants: Aster, Astilbe, Dicentra, Viburnum

Planting Instructions:

• - Best planted in early spring or fall for optimal root establishment
• - Space plants 3-5 feet apart to accommodate their compact growth habit

Soil Preparation:

• - Ideal soil pH: 5.5-6.5 for blue blooms; slightly higher pH (6.5-7.0) for pink blooms
• - Prefers well-drained, moist, and organically rich soil

Watering Specifics:

• - Water deeply and consistently during the first growing season to establish roots
• - Keep soil consistently moist but not soggy; more frequent watering may be needed during dry spells

Fertilizer Type:

• - Apply a slow-release, balanced fertilizer in early spring
• - For blue blooms, use a fertilizer designed for acid-loving plants

Pruning and Training:

• - Prune after blooming to remove spent flowers and maintain shape
• - Avoid pruning heavily, as Mountain Hydrangeas bloom on both old and new wood

Additional Pest Management:

• - Monitor for pests such as aphids, spider mites, and slugs
• - Ensure good air circulation to prevent fungal diseases like powdery mildew and leaf spot

Temperature Tolerance:

• - Hardy in USDA zones 5-8
• - Mulch around the base to retain soil moisture and protect roots from extreme temperatures