Asked by: Imar Maturana
hobbies and interests beekeeping

How big is Porterweed?

Last Updated: 4th March, 2020

18
12 feet tall

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Likewise, people ask, is Porterweed invasive?

jamaicensis as both have the distinctive purplish-blue flowers. S. cayennensis, however, is a Category II FLEPPC listed invasive species and should not be planted. Blue porterweed is often available at nurseries that specialize in native plants.

Beside above, is Porterweed a perennial? Deep velvety purple blooms are produced continuously from spring to fall on this upright to spreading perennial. In zone 10 it is likely to be a reliable perennial if not evergreen. Porterweed is known to reseed particularly in mild winter climates.

One may also ask, how do you care for a Porterweed plant?

Blue porterweed plants grow best in full sun to partial shade. When they are first planted, they need moist soil but, once established, they can handle drought quite well. They can tolerate salty conditions too. If you're planting them as groundcover, space the plants out by 2.5 to 3 feet (.

Do butterflies like Porterweed?

An evergreen perennial that blooms nearly year-round in many places, its blue flowers attract bees and butterflies. A host plant for the tropical buckeye, blue porterweed also attracts large orange sulphurs, clouded skippers, gulf fritillaries, red admirals, and julias.

Related Question Answers

Onofre Haberkamp

Professional

How do you prune Porterweed?

Add top soil or organic peat humus to the hole when you plant. You can also add in composted cow manure, as well. You may want to trim the shrub occasionally to keep it shaped. Cut it back hard in spring (late March or early April) to encourage new growth to keep it full and bushy.

Sumiko Tenfelde

Professional

Is Blue Porterweed edible?

Not surprisingly it can be found in many places intentionally planted in rock gardens. The young leaves and flowers are a good substitute for cress. They are edible raw or cooked and are often mixed with other greens as a flavoring.

Teodomiro Lequerica

Professional

Is Porterweed native to Florida?

Plant Description:
Porterweed is an annual in North Florida, but may overwinter if protected from the cold. The Florida native S. jamaicensis has a low- growing, sprawling habit and stays below 1 foot tall not including its blue-flowered spikes. Commonly cultivated exotic species include S.