Ask the Plant Doc
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When is the best time to start fertilizing my lawn?
Start with Easter time, schedule your feedings around the holidays and you should be all set, take a look at our Seasonal Calendar for dates.
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Is this a good time to prune roses?
We're getting close, but it's still a little early. Pruning stimulates growth, so wait until mid March or so when the weather is a bit warmer.
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Can unused Richlawn winter turf food be used on the lawn this spring? It's been stored in the garage over the winter.
Yes. Fertilizer stored in the winter will still be good this spring. Apply it about the 3rd week of March. That is also a great time to aerate the lawn.
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When is it a good time to plant grass seed in the Denver area?
April and May are great months for seeding or over-seeding lawns in Denver, and the front range of Colorado. If that isn't possible, September and early October are good too. We have a grass seed mix that is blended for our area called Richlawn Pro-Turf. It will be available at independent garden centers.
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Do you have a fertilizer you recommend for vegitable gardens?
We have a product that is designed for just that purpose. It is Gro-Rich Garden Fertilizer. It has a 5-10-5 analysis and is organic-based. It can also be used on other types of plants.
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One of your fertilizers says it is OMRI approved. What does that mean?
"OMRI" listing means that a product was tested and certified to be 100% organic by a third party organization. It is beneficial to the consumer because it means the product can be used for organic food production etc.
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When is it a good time to begin planting vegetable seeds outdoors, and what can be planted first?
Cool season vegetables can be planted as soon as the soil can be worked in mid to late March. This includes onions (sets or plants), spinach, leaf lettuce, radish, turnips, and other cool-tolerant types. Read the seed packets for more details on soil temperature requirements and suggested times of sowing. More information on Vegetable Gardening is found in the Month-by-Month Gardening in the Rocky Mountains book (Cool Springs Press).
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Can I fertilize and overseed my lawn with your product in the spring?
Yes, you can use either Pro-Rich or Richlawn Turf Food when you overseed in the spring. Both are organic-based and are safe to use when overseeding your lawn.
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