Life Happens!

Jack describes that cover crops such as vetch, crimson clover and oat straw make an ideal selection for no dig gardens. Once harvested before flowering begins, these cover crops can easily be tilled back into the soil or mulched in place to complete this task. This minimal disturbance approach gives the soil time to rest, provides aeration, and feeds numerous beneficial soil organisms – while also helping prevent compaction of its contents. Leave the Roots As spring temperatures warm, cover crops like winter rye and leguminous varieties like hairy vetch begin to flourish rapidly, offering opportunities for green manures (also …

Under hot, dry conditions, living mulches compete with crops for essential resources such as soil water. According to research at UW-Madison, broccoli yields were significantly lower when treated with living mulches than when grown in traditional conditions. Some cover crops have allelopathic properties (they inhibit the growth of other plants), however this effect usually dissipates with time and tillage. Grasses such as rye are good choices since they decompose quickly while adding organic matter back into the soil. 1. Plant a Cover Crop Early in the Season If weeds have become excessive, planting a cover crop early in the season …

Sticky clay soil often receives negative reviews; but with proper management it can actually become your garden’s greatest ally. By adding organic matter such as compost and mulching the area regularly, adding organic matter helps break up clay structure while improving its structure and function. Planting cover crops with robust root systems is key to improving clay soils. Legumes (clover, alfalfa and winter peas), grasses (winter rye and buckwheat), perennial plants like oats are excellent options. Cover Crops That Loosen Clay Soil Clay soil often forms a hard crust when dried out, making it harder for plant roots to penetrate …

Once your vegetable crops have come to an end, use cover crops as an effective way of adding organic matter and protecting soil against erosion and compaction. Aside from providing organic matter benefits, cover crops can also serve to suppress weeds while decreasing root-knot nematode pressure. Grains like annual rye, oats and wheat build biomass while simultaneously improving soil infiltration. Legumes such as crimson clover have nodules that work symbiotically with healthy soil bacteria to fix nitrogen for use by future vegetable crops. Weed Suppression Cover crops are an invaluable way for vegetable gardeners looking to increase soil health. Not …

Cover crops provide protection from erosion, aeration, suppression of weeds, addition of organic matter and recycling of nutrients in soil. When managed effectively they form the basis of healthy vegetable production for next year. Legumes such as crimson clover, field peas and hairy vetch can act as nitrogen “fixers,” drawing up nutrients through their roots nodules for use by vegetables. Plant them late summer through fall to ensure harvest before winter kills them off. Spring Warm season cover crops such as buckwheat can quickly fill an empty plot in spring and summer gardens, acting to block out weeds while protecting …

Cover crop mixtures should include species that provide desired services (such as weed suppression, soil erosion control and nitrogen sequestration). It is also crucial that growth periods, forms and strategies for nutrient acquisition be balanced to optimize the entire mix as a whole. Winter grains such as winter rye, barley, oats and wheat (emmert, spelt or triticale) provide an effective ground cover that reduces erosion while providing a dense blanket to subdue weeds and suppress erosion before being worked into place in preparation for planting edible crops in spring. 1. Winter Peas Cool-season annual that tolerates frost and provides an …

Cover crops are an integral component of no-till gardening and play an essential role in building soil fertility, suppressing weeds and relieving soil compaction. To receive all their benefits, however, gardeners should ensure their cover crop has been terminated properly prior to planting their seedlings. Tilling can disrupt soil structure and negatively impact soil organisms like earthworms that provide pore space in the ground. There are other effective means to kill cover crops without having to till. Smothering There are various cover crop species suitable for home vegetable gardens, each offering their own set of benefits such as soil protection, …

Cover crops provide many advantages in a home vegetable garden. They help maintain and improve soil structure and fertility, suppress weeds, and support beneficial wildlife. There are a wide variety of cover crop species to select, depending on your priorities and goals. Legumes such as clover or winter field beans may be particularly suitable as they fix nitrogen into garden soils that has become depleted over time. 1. Prepare the Soil Late summer and fall cover crops are planted into empty or fallow garden beds and allowed to mature throughout winter before being tilled up again in spring. Cover crops …

Cover crops provide many environmental and soil fertility benefits: organic matter production, suppression of weeds and reduced erosion; improved nitrogen fertilization of the soil; as well as other advantages depending on species chosen. Winter annuals that make an excellent addition to raised beds include sudangrass, buckwheat and hairy vetch. Seeded late summer for maximum yield before frost arrives; no-till and zone-till systems work perfectly well with these winter annuals. 1. Oats Oats make an ideal option for covering the ground in your raised beds, helping protect it from erosion and suppressing weed growth. Oat roots break down to add organic …

Home vegetable gardens often go fallow between harvest and spring planting, creating the opportunity for cover crop planting to enrich soil health and build healthier gardens. Cover crops — such as buckwheat, forage radish, winter rye and cereal oats — help build organic matter and aerate soil. Legumes like crimson clover form nodules which work symbiotically with beneficial bacteria in the soil to fix nitrogen efficiently. 1. Nitrogen Fixing Cover crop plants contain high concentrations of nitrogen that are released back into the soil when they die, helping maintain an ample source of plant-available nitrogen (PAN) for subsequent vegetables to …