Nl december 13

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...for discerning weeders December, 2013

An Okaloosa County Master Gardener Publication

WEED OF THE MONTH Inside this issue:

Meeting Dates

2

Gardener Gifts

3

Homemade

4

Treats Walk on the

5

Wild Side Citrus Canker

5

Out & About

6

Book Review

7

Events

7

Recipe

8

Updates & Info

8

Birthdays

8

More Events!

9

Last Word

10

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It’s December and time to prepare for Christmas. No flower says Christmas like poinsettia. The bright red poinsettia is one of the classic icons of the season. These beautiful flowers are even the subject of a charming Christmas legend. According to the Mexican legend, a poor girl brought some simple weeds to church on Christmas Eve. As she entered the church, her simple weeds were transformed into beautiful poinsettias. Poinsettias are part of the Euphorbiaceae or Spurge family. Botanically, Christmas Poinsettia's technical name is Euphorbia pulcherrima. Did you know a weed growing here is a close cousin of the iconic Christmas Poinsettia? Wild Poinsettia is also called Mexican Fire Plant, Painted Euphorbia, Fire on the Mountain and Paint Leaf. Euphorbia hetrophylla is a summer annual weed primarily of the tropical climates of South America but developing into a greater problem in the Southern U.S. It is native to Mexico, but many scientists believe this plant is also native to the contiguous United States.

By Jenny G. These plants are best suited for full sun or part shade conditions, in "lean" soil that does not have extensive organic matter or fertility. Young plants will readily appear from seed after the first year, even if mulch has been applied to the flowerbeds. Any excess seedlings may be pulled up with little trouble. Allow 6-8" of space between plants. There are similarities between Wild Poinsettia and Christmas Poinsettia: similar leaf shape, flowers cluster at the stem's top, and the cluster's middle leaves are colored toward their bases. Of course, Christmas Poinsettias uppermost leaves are red where Wild Poinsettia is a very variable species and often the leaf bases are red.

Wild Poinsettia is a Florida native plant that can add splashes of color to gardens without overWild poinsettia grows in zones 9b through 11 as powering. The dark green leaves can be oval or a perennial, but will grow as a self-seeding anindented on the sides as though someone nual through zone 7b. A very common, kneesqueezed them. Some have a splash of red that high herb, often found as a weed along roadlooks painted on, thus the common name sides. The plants grow only to one foot in height "Painted Leaf.” Wild Poinsettia is not as showy and survive the heat of summer quite well, often as the kind sold during the holidays, but it has a blooming just before autumn. The colorful foli- certain homegrown charm. Most plants that age lasts until frost. As with all the poinsettias, provide food to bees, wasps, butterflies also feed the color we admire is actually the leaves surother little critters. rounding the tiny flowers. Painted spurge (Euphorbia heterophylla) reproThe minute flowers lack petals and are a 5duces by seed. The capsules open explosively lobed, gland-rimmed cup, all in a cluster atop when mature, expelling the seeds short distanceach leafy stem - just above partly red, white, or es. They may also be spread by water movement yellow leaves. The broken stem oozes a milky and as dumped garden waste. This species presap. All Euphorbias have milky white latex sap, fers sandy soils, particularly in disturbed sites. which is toxic, so gardeners will need to make sure not to allow it to make contact with skin or Continued on page 2 eyes while working around the plants. 1


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