Images Depict Mature Plants

Solidago Solar Cascade

Solidago shortii

The showy, clumping yellow flowers of this herbaceous perennial start to emerge in the fall when other flowers are wilting away. This plant is extremely easy to maintain, simply requiring full to partial sun for optimal blooms.

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Solidago shortii 'Solar Cascade' Goldenrods for Sale Online

Solidago Solar Cascade (Solidago shortii) is a flowering perennial that is part of the aster family. Commonly known as short's goldenrod, this low maintenance plant only grows to about 2 feet tall and wide.

In an effort to save this species it is listed on the Federal Endangered Species list, the Solar Cascade was developed.

In the spring, the spreading rhizomes of Solidago shortii emerge, producing a clumping mound of dark green foliage and yellow clumping flowers in September and October. Beetles, bees, and other insects are required to cross-pollinate the flowers.

Grows in gravelly, well-drained soil and full to partial sun. The yellow flowers are beautiful as cuttings in a bouquet or centerpiece.


Hardiness Zone: 6-9
Mature Height: 2 to 2.5 Feet
Mature Width: 1.5 to 2 Feet
Classification: Flowering perennial
Sunlight: Full sun to partial shade
Habit: Upright; spreading
Foliage: Green
Flower Color: Yellow flower clumps
Bloom Period: September to October
Soil Condition: Any well drained soil
Water Requirements: Water well until established
Growzone: 6-9 Solidago Solar Cascade Hardiness Zone

How to Care for Solidago Solar Cascade

Before you buy a Solidago shortii perennial, make sure to read about the recommended care instructions to keep this plant healthy and thriving.

How do you plant a Solidago Solar Cascade?

How do you plant a Solidago Solar Cascade?

As with any plant, dig a hole twice as wide as the root system but not any deeper. When you buy a Solidago shortii with Garden Goods Direct, it will be delivered in a container. Use the container it was delivered in as a guide for how measure the depth. If the perennial sits too deep in the soil, it runs the risk of drowning and developing root rot. Loosen the bottom of the root ball with your hands and place in the hole. Backfill with a mix of the original soil and compost or topsoil. As you are filling, allow the hose to drip in and as you mix the soil and water, a slurry will form that will encourage the roots to settle.

How often do you water a Solar Cascade Solidago?

How often do you water a Solar Cascade Solidago?

Although the Solidago shortii is slightly drought tolerant once established, it thrives in regularly moist soil. While establishing, the rough goldenrod should be watered frequently to keep the soil moist. Once the root system has developed, frequency can reduce, only watering the plant once a week. It is best to water at the base of the plant, rather than a shower from above.

How should I prune short's Goldenrod?

How should I prune short's Goldenrod?

The Solar Cascade Solidago is not as invasively growing as other solidago varieties, and therefore does not need to be aggressively controlled. However, to encourage branching, the can be pinched back in May.

How should I fertilize yellow Solidago Goldenrod?

How should I fertilize yellow Solidago Goldenrod?

Since this plant can flourish in almost any soil condition, fertilization is not necessary. If you think your plant needs a boost, a well-balanced, organic compost can be applied in the spring to give it some nutrients. Be careful, because fertilizing with chemical mixes can cause over fertilization which can be detrimental.


Frequently Asked questions

How do you propagate yellow solidago?


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