Luster Leaf® Rapitest® Soil Test Kit
Luster Leaf® Rapitest® Soil Test Kit
Zone compatibility details
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Zone compatibility details
This variety’s zone range
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My hardiness zone
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The USDA hardiness zones offer a guide to varieties that will grow well in certain climates. Each zone corresponds to the minimum winter temperatures experienced in a given area. Make sure that your hardiness zone lies within the zone compatibility range of this variety before ordering.
Spring Shipping Schedule
Spring Shipping Schedule and Zone Opening Earliest Ship Dates
Note: At Park Seed, we are committed to shipping healthy live plants at the ideal planting time for your zone. In order to ensure our plants are shipped at the optimal conditions, we regularly adjust our shipping timeframes as needed. The below table reflects our current estimate of timing for rose, live plant and bulb shipping this season.
| Zone | Bareroot Roses | Container Roses | Plants & Bulbs | Sweet Potato & Avocado | Citrus | Blooming Blocks |
|---|---|---|---|---|---|---|
| 1-3 | Early-Mid May | Mid May | Mid May | Late May-Mid June | Early-Mid May | Early-Mid May |
| 4-5 | Early-Mid Apr | Late Apr-Early May | Late Apr-Early May | Mid-Late May | Late Apr-Early May | Early-Mid May |
| 6 | Mid-Late Mar | Mid-Late Apr | Mid-Late Apr | Early-Mid May | Early-Mid Apr | Early-Mid May |
| 7 | Early-Mid Mar | Mid-Late Apr | Late Mar-Early Apr | Late Apr-Mid May | Early-Mid Apr | Early-Mid May |
| 8 | Mid-Late Feb | Mid-Late Apr | Late Mar-Early Apr | Mid-Late Apr | Early-Mid Apr | Early-Mid May |
| 9-13* | Late Jan-Mid Feb | Mid-Late Apr | Late Mar-Early Apr | Mid-Late Apr | Early-Mid Apr | Early-Mid May |

Grow Zone
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Mature Height
Mature Width
Sun / Shade
Bloom Size
need bloom size meta
Tomato Fruit Set
Days To Maturity
Fruit Weight
Soil Tolerance
Moisture
Description / Luster Leaf® Rapitest® Soil Test Kit
Test your soil in minutes and enjoy healthy plants for years. This handy kit takes the guesswork out of amending your soil for the best possible growth, vigor, and bloom power in plants. It instantly reads the nitrogen, phosphorous, and potash of your soil, as well as the pH level. You can't go wrong.
Whenever you buy a bag or bottle of plant food, you see three numbers across the front. These are the N (Nitrogen), P (Phosphorous), and K (Potash) strengths. The amount you need of each varies from plant to plant and even season to season.
Nitrogen: Is essential for leaf growth and green coloration.
Phosphorous: Helps with plant growth, fruit and seed development, and disease resistance.
Potash: Strengthens the plant from the roots up.
pH: Simply measures the degree of alkalinity or acidity in the soil.Some plants need more of one or another; a few, such as hydrangea, will even change bloom color depending on pH.
With all this in mind, it's easy to see why a soil test can really benefit you before you plant out your garden. But it's also good for troubleshooting after you plant. If a plant is growing, coloring, flowering, or fruiting poorly, you can correct the soil once you know the specific mineral deficiencies.
This kit is easy to use, requiring only water and soil. The capsules included with the kit turn the test soil color within just 10 minutes, and then you compare the color of the solution with the included color chart. It's that easy to get ideal soil for all your plants.
This kit includes a list of the nutrient requirements of 450 common garden plants, so you needn't go running for the reference books whenever you perform a soil test. And the complete instructions included with the kit explain how to amend the soil to get just the mixture you need. There are even detailed lawn care instructions. Make the most of your garden with this simple and easy kit.
WARNING: This product can expose you to chemicals that are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Product Details
SKU: 09523
Special Features:- Soil Amendments
- Seed Starting
- Garden Tools