MNLA Certification Study questions and Answers

MNLA Certification Study questions and Answers T or F oak trees should only be pruned between January and March to minimalize the chance of Oak wilt. True All of the following tolerate dry shade except: -lamiastrum -brunnera -hosta -pachysandra -epimedium I think Brunnera because they like moist soil Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:00 / 0:15 Full screen Brainpower Read More T or F When staking trees, the straps should be tight enough so movement cannot occur. False, the tree should still be able to move slightly. Larix laricinia(eastern larch) Family: Pinaceae A perennial that is grown for its daisy- like flower. Leucanthemum x superbum 'alaska' T or F it is important to identify the insect causing the plant damage before any pesticide is applied. True Mycorrhizae are: Beneficial fungi what is the best form of winter plant protection for containerized plants? Plastic, straw, plastic What would be the best recommendation for a customer to plant under a large maple tree? Hosta T or F B and B single stem shade trees are measured by caliper. True T or F in landscape design, each plant should have its own space and be separated from each and ever other plant. False What is the goal of integrated pest management? to control pest damage while protecting the environment. T or F Soil is classified into three groups according to particle size: sand has the smallest particle, clay has the largest particles, and silt particles are medium size. True in a garden center, customer traffic flow: is affected by displays and plant positioning. in the nursery, evergreens such as arborvitae should be sheared to: Provide uniformity or shape and size. T or F In tree pruning, it is fine to leave stubs beyond the branch collar. False Developmental tree pruning included the following: A. Elimination of water sprouts B. Establishment of a central leader C. Broken branches D. Rubbing branches E. Epicormic and basal sprouts Which shrub varieties bloom early in the growing season on old wood and should be pruned immediately after they finish blooming: A. Annabelle Hydrangea B. Magnolia C. Spiraea x vanhouttei 'Renaissance' D. Ninebark E. Azalea B, C, and E Examples of perennials that benefit from early pinching include: A. Veronica B. Flame Grass C. Dicentra D. Salvia E. Hosta A, D Warm season vegetables need a base growth temperature as low as 45°F False 60 degrees The pests that affect one member in a vegetable category are usually problems for other vegetables in the same category. True Which of the following are not considered part of the Root Crop vegetable category? A. Carrots B. Radish C. Potato D. Parsnips E. Onions C. Potato Succession Planting Succession planting involves following a quick maturing crop such as lettuce with a crop such as cabbage in the same area T or F All 5 senses can and should be used to help in plant Identification True Which of the following are not Important considerations when considering a plant for a specific site A) Cold Hardiness B) Ph Tolerance C) Fall Color D) Longevity E) How well the plant is known or used in your neighborhood E T or F A plant that is easy to grow and has attractive flowers automatically make it the best plant for the site False T or F Warm-season grasses should be divided in the fall. False T or F Pennisetum setaceum 'Rubrum" would be considered an annual grass. True Cool-season grasses begin their growth cycle: A. Early Fall Season B. Early Spring Season C. Late Spring Season D. Mid Summer Season E. Late Fall Season B. Early Spring Season Festuca (Blue Fescue) would fit best under which of the following grass forms: A. Mounded B. Upright C. Arching D. Upright Divergent E. Tufted E. Tufted which is spiky foliage that can be fine textured with upright leaves that arise from a basal clump. Which of the following is not directly involved in winter injury to plants? A. Sunscald B. Blackheart C. Pruning wounds D. Dehydration E. Heaving damage c A factor that will increase cold hardiness in plants is: A. Increased temperatures B. Increased moisture C. Increased fertility D. Shorter photoperiod E. Longer photoperiod D T of F Roots harden off to a greater extent than branches. False T of F Trees and shrubs that have sustained root injury may resume growth normally in the spring. True T or F Decreasing photoperiod or shorting days, and low temperatures are the two main factors involved in the initiation and development of plant cold hardiness. True T or F Soil is a diverse and dynamic system consisting of air, water, mineral particles, organic matter and living organisms. True A good growing soil is composed of approximately: A. 25% Solids, 50% Moisture and 25% Air. B. 60% Solids, 25% Moisture and 15% Air. C. 50% Solids, 25% Moisture and 25% Air. D. 40% Solids, 30% Moisture and 30% Air. E. 25% Solids, 25% Moisture and 50% Air. C. 50% Solids, 25% Moisture and 25% Air. T or F Soil Structure refers to the size of the soil particles. False Its the manner in which sand, silt, and clay particles are held together is referred to as soil structure. T or F Root injury can occur if the soil oxygen level drops to 10% or less True