I Will Survive
To Weed or Not to Weed
Who's Who of Hort
Landscaper's Lineup
Propagation Station
100

I am the number or range of numbers based on an area’s coldest average temperature that indicates where a plant will survive and thrive. 

Hardiness Zones

100

A substance used to control unwanted plants is called ________

Herbicide

100

I am the field of work whose name literally means “to cultivate a garden” in Latin.

Horticulture

100

I am a category of plants that completes its lifecycle in one growing season.

Annual

100

I am the type of propagation that involves pollination

sexual

200

The lower the hardiness zone, the ________ the average temperature.

Colder

200

I am a poison ivy plant. Am I considered a weed?

That depends on the gardener! One man's weed could be another man's treasure. 

200

I am the branch of horticulture that refers to the growing of flowers

Floriculture

200

I am a type of plant that is multi-stemmed, woody, rarely grows over 25 feet tall, and is often used to create hedges, privacy screens, or wind screens

Shrub

200

I am the type of propagation, also called cloning, produces plants that contain the exact same genetic material as the mother plant.

Asexual

300

 I am a 5-10-10 fertilizer. 5 refers to which of my essential macronutrients?

Nitrogen

300

I am an example of a broadleaf weed.

PURSLANE, DANDELION, CLOVER, DOCK, THISTLE, DEADNETTLE

300

I am the branch of horticulture that refers to the growing of fruit

Pomology

300

I am a category of plants that produces hard rigid stems often covered in bark and are mainly found among perennials

Woody

300

I am a type of asexual propagation in which material from two different plants is united to grow as one plant.

Grafting

400

The higher a soil sample is on the pH scale, the more alkaline. The lower a soil sample is on the pH scale, the more _________.

Acidic

400

I am a type of herbicide used to prevent weed seeds from germinating. I am used before weeds are visible above ground.

Hint: Am I preemergent or postemergent?  

400

I am the branch of horticulture that refers to the growing of vegetables

Olericulture

400

I am a category of plants that have softer, flexible, green stems without any bark, often found among annual plants.

Herbaceous

400

In grafting, I am the top part of the plant which is fused to the rootstock

Scion

500

 I am the nutrient that helps the overall functions of the plant perform correctly. On the periodic table, my letter is K.  Who am I?

Potassium

500

I am a type of herbicide that kills all plants to which they’re applied. I am used in places where no plant growth is wanted.

Hint: Selective or Non-selective?

500

I am the branch of horticulture that refers to the installation and maintenance of trees, shrubs, grass, or other ornamental vegetation.

Landscaping

500

I am a group of plants that are structures which operate as underground storage organs, such as garlic, onions, tulips, and daffodils.  When I’m planted in fall, I am dormant until I bloom in Spring.

Geophyte (also bulb)

500

I am the type of asexual propagation involving girdling the stem and packing a growing medium around the wound to allow roots to form. I am often used to propagate tropical trees and shrubs because it speeds up the process of fruit production.

Air layering

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