County of Union, New Jersey. Freeholder Meeting Cancelled. Due to potential health and public safety issues caused by a water main break on Elizabethtown Plaza in Elizabeth, the 4-13-2017 Regular Freeholder meeting has been canceled. The rescheduled date will be announced on Monday. County Departments, Divisions and Offices.
Grown Outdoors. Asparagus fern growing outdoors can withstand some light frost, but freezing temperatures, below 32 degrees Fahrenheit, often kill the plant to the ground. After a light frost, the plants do grow back from the roots.rown Indoors. You can grow fern asparagus as a houseplant in any region. Indoors, the plant still needs warm temperatures, but not too warm. A good daytime temperature is about 72 degrees Fahrenheit with a cooler temperature around 60 degrees Fahrenheit at night.
You are very observant. Neither of these are ferns at all but are true flowering plants. The asparagus fern, Asparagus setaceus, is a close relative of the edible asparagus and produces tiny white flowers and purplish black fruits. The numerous leaves are very small, bright green and produced on long branches.hey have varying degrees of green, dark red, and gray variegation on their fronds and, as a result, they are very popular plants in shade gardens. The variegated holly fern, Arachnoides simplicior var. variegata, has dark green fronds with a greenish yellow band running along the center of the main vein.