Penstemon Blue Rock Candy™ PP27,786

Blooming Time

June
July
August

Exposure

True
Full Sun

With an extremely uniform habit and showy display of dark blue white-throated flowers, Purple Rock Candy™ is a sweet choice for the perennial border. Its tidy habit and unique tubular flowers must be enjoyed up close, along sunny walkways or in containers. It will tolerate periods of drought, making it a carefree, enduring alternative to annual Penstemon cultivars.

Details

Hardiness Zone:

5

Blossom Color:

Blue to Blue Gray

Growth Habit:

Clump Forming

Max Height:

12"

Texture:

Fine Texture

Recommended Spacing:

12" to 1½'

We sell this plant in these containers:

#1 Pot
#1 Pot

Special Characteristics

True
Cuttings
True
Seasonal Effect
True
Salt Tolerant
True
Drought Tolerant
True
Hummingbird
True
Butterflies
True
Bees
True
Large Area

Features

Extremely uniform habit and a showy display of dark blue white-throated, tubular flowers. Tolerates periods of drought, making it a carefree, enduring alternative to annual Penstemon cultivars.

Landscape Value

Great for mixed beds or borders.

Care

Watering:

Blue Rock Candy™ Beard Tongue is moderately drought tolerant but benefits from occasional watering, to maintain soil in a moist but not wet condition, during the summer months.

Fertilizing:

Blue Rock Candy™ Beard Tongue is a moderate feeder, benefiting from a couple of annual applications of slow release fertilizer. A spring application of a 3-1-2 ratio (such as a 15-5-10) can be applied at a rate of about 10 pounds per 1000 square feet, and during early fall, an application of a 2-1-2 ratio (such as a 10-5-10) can be applied to encourage root development and cold hardiness.

Pruning:

Blue Rock Candy™ Beard Tongue should be enjoyed all winter long, then, during early April before it begins to grow again, it should be pruned or mowed back to ground level.

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