After our supplies are depleted, we notify the remaining customers, and their names are put on next year’s list. The stone pine tree is the prime source for edible pine nuts in Europe—though they are not actual nuts, but rather the seeds contained within the cones. Nut pine trees not only demand a higher price for their beneficial effects derived from eating the nut kernel, but the whole tree is in great demand for medical remedies which is good for heart disease,  Alzheimer’s disease,  and other medical problems. Up until now we hand harvest the cones. Check out the MSU Landscape and Nursery Management Certificate Program! DWARF SIBERIAN PINE (Pinus pumila) MACEDONIAN PINE (Pinus peuce) The new growth that is formed each spring at the tip of each branch is called a conifer candle . They are thin enough to break in ones fingers. Number of nuts per pound 650. After the middle of August we allow weeds to grow to prevent frost-heaving of the very shallow-rooted seedlings. To contact an expert in your area, visit https://extension.msu.edu/experts, or call 888-MSUE4MI (888-678-3464). Zone 4. The native range is primarily limited to … Needles in Fascicles of 5’s. We tried several grafted trees of other varieties, but the results were disappointing with stunted growth & graft failures. Nuts per pound 675  If there were a problems with squirrels, etc., we recommend a planting of another crop, (possibly hazelnuts or filberts) a good distance from the pines to attract there attention away from the pine nuts. The cones are covered with a very sticky resin. We carefully inspect the orchard at least once a week. The Siberian stone pine grows faster than Swiss stone pine and is generally of a light green color. Zone 2. Also this gives us the final spacing of twenty feet between the trees in the row of our orchard. Cones never open. MSU is an affirmative-action, equal-opportunity employer, committed to achieving excellence through a diverse workforce and inclusive culture that encourages all people to reach their full potential. Some are in orchards; others are still in test plots. Starts productions of cones between the age of  5 - 8 years. siberica) We also have a demand for the cones; in fact, the cones are in as much of a demand as the pine nuts. Start production of cones between age of  5 - 7 years. Reference to commercial products or trade names does not imply endorsement by MSU Extension or bias against those not mentioned. Pine nuts are the seed from pine cones and the pine nuts the gentleman’s father cherished were likely from stone pine (Pinus pinea) trees (Photo 1), which are the pine nuts (pignoles) favored for making pesto (Photo 2). From this start we now have developed inoculants that are essential, or will greatly help, all of the edible nut pines grow at maximum growth rate producing cones and nuts at a much earlier age then had previously been reported. If you want to try your hand at growing your own pine nuts, here are a few factors to consider. We received orders or requests from large chain restaurants for up to 500 pounds of nuts in the shell every month. As I mentioned earlier, this is the only pine tree found in the home landscape that produces edible pine nuts. This product require's a coarse type (granular) of soil with good drainage to survive. They were locally collected from individual trees growing in their natural terrain, mostly from the highest altitudes, which exposed them to extreme weather conditions. The two also share a common passion: they love collecting and eating pine nuts. The needle-like leaves are 5 centimetres (2.0 in) to 9 centimetres (3.5 in) long. View Options. Maximum height to 60 feet at maturity. It also tolerates partial shade positions. We also found that each species required different ingredients in their inoculum. We are able to double the size of the orchard, and the trees moved in this manner will only lose one year’s production. STARTING IN 1975, we corresponded with many individuals, experiment stations, and arboreta about obtaining seeds of a number of nut pine species. We use three-foot wide seedbeds for planting. In this period the pitch or resin dires, but most importantly the cones open and by shaking it the nuts fall free from the cone. A few years ago there was an article on edible nuts pines in a well known magazine distributed in North America and after the write up; we were overwhelmed by the request for nuts. You can start to harvest nuts around 9-12 years of age. These pine nuts are resistant to extreme cold and grow well in sandy soils with low PH. Plant several trees of the same species near each other. Zone 4. After we received the seeds we stored them very carefully at controlled temperatures and humidity. Stone pines have been used and cultivated for their edible pine nuts since prehistoric times. Over the next seven years, we experimented with natural ingredients and by adding these to the original we were able to obtain growths from 10 -18 inches (25-45 cm) each year. Nuts per pound 675 SWISS STONE PINE (Pinus cembra) Zone 2. Zone 2. Along with P. pinea, Swiss stone pine is the primary source of European pine nuts, or pignoli. Nut pine shells are very thin. Big Pack - (1,000) Colorado Blue Spruce Tree Seed - Picea pungens glauca - Tree Seeds - by MySeeds.Co (Big Pack - … We also grafted scions from our seedlings onto rootstocks of eastern white pine (Pinus strobus), which grew reasonably well, but at the production stage, they only produced filled nuts in 50-60 percent of the crop. Very ornamental tree, with bluish color in spring, changing to a darker green in August. Cone of Swiss stone pine / Arolla pine (Pinus cembra) opened and seeds eaten by spotted nutcracker (Nucifraga caryocatactes) Pine Squirrel Tamiasciurus hudsonicus ... Close-up front view of pine nuts (also called pinoli), a pine cone and a pine branch, on a white background. Jeffrey W. Dwyer, Director, MSU Extension, East Lansing, MI 48824. ARMAND PINE (Pinus armandii) Once the trees start producing cones and nuts, squirrels and chipmunks can be a problem. DESCRIPTION OF EDIBLE NUT PINE TREES Grows best in a well drained soil, but requires adequate drainage. One feature of this particular tree is that in its natural range, it grows in heavy clay with good drainage. Calzone di verdura translates broadly to vegetable calzone, but this version is the one most commonly found in the southern Italian region of Basilicata. Maximum height to 70 feet. Our entire crop to date is sold from our farm. Silver Whispers™ Swiss Stone Pine Pinus cembra 'Klein' Sku #6542. Height range from 90-150 feet. It is a slow-growing, medium-sized pine with a narrow pyramidal shape in its youth, gradually becoming rounded and more open as it matures. Feedback based on other's observations, indicate that our inoculants work all across Canada, in the United States, and have helped trees grow faster in Europe, Asia, and other countries. Other common names for the plant include arolla pine and stone pine. There are actually a number of different varieties of Pine tree that the Pine Nut can be harvested from but the ones used most often, due to the bigger sized nut they produce, are Pinus koraiensis, which is used for the majority of commercial pine nut supply, or Pinus Pinea, the Stone Pine, preferred in the European regions. This specimen is categorized as a cold hardy of the edible pine nut trees. As the harvest grows in size the cones will be easily dried in a kiln. After they reach the age of between 20 to 25 years, they tend to start to crowd in the row. A near perfect compact, very hardy evergreen for spatially challenged landscapes. The cones, which contain the seeds (or nuts), of the Swiss pine are 4 centimetres (1.6 in) to 8 centimetres (3.1 in) long. Nuts per pound 840 They are widespread in horticultural cultivation as ornamental trees, planted in gardens and parks around the world. We sought help from various sources but were surprised that no one in North America could advise us since few had tried to grow these two species. SIBERIAN PINE (Pinus cembra var. $110.00. Very ornamental in appearance with a bluish color to needles. The Korean pine is the main variety of pine nut sold in local stores, and produces the largest nuts of these trees. In coastal California, for example, where known popularly as the Italian stone pine in tree guidebooks since 1956, this evergreen is widely grown from Hollywood to Palisades Park, to Sylmar in … During Gratsch carefully works and hides the pine nuts in the forest floor, where they can grow later to a Swiss stone pine, Pitzi finally taste the wonderful pine nuts. Very outstanding as ornamental as well, with a bluish color which last year round. Although to date we have not had any problems with these pests, due to the fact that we have many owls, hawks, and other natural predators which keep these away from our trees. This ripens embryos that may be immature. Nurseries in your area are more likely to offer assorted cultivars of the much hardier Swiss stone pine, P. cembra. These inoculants were adapted for these regions and worked where they were developed but failed in other regions. Swiss stone pine takes 14-16 years to begin to bear cones, and it takes cones three years to mature, so patience is required if you want to harvest pine nuts. Our first seedlings looked very healthy initially, but they did not grow. 1 offer from $29.95. We place it over the seedbed burying it 3 inches (8 cm) deep in the soil-the 12 inch height protects seedlings for 2 years of growth. Prefers a well drained soil consisting from loam to sandy type. Pinus cembra 'Herman' Prairie Statesman® Swiss Stone Pine. SWISS STONE PINE (Pinus cembra) Propagating nut pines The cones are air dried for 3 to 5 days. We had, of course, tried these experiments because people suggested that this might eliminate the need for inoculants, but experiments proved that these trees do better on their own roots. We have had many requests from customers who have purchased the trees for these reasons. MSU is an affirmative-action, equal-opportunity employer. Korean, Siberian, Swiss stone, Armand, and Siberian stone pine seeds will germinate, but the survival rate is very low to nil without inoculant. While others failed to survive our winters because of lack of hardiness (those in Zone 7a and up) the germination ranged between 80 to 95 percent. Since Swiss stone pine has an antibacterial and antifungal effect, a bowl or a plate, turned from this wood, is an ideal storage place for example for fruit, but also for nuts and treats. This article was published by Michigan State University Extension. Swiss stone pine (Pinus cembra), zones 3-7 Lacebark pine (Pinus bungeana), zones 4-8 Siberian dwarf pine (Pinus pumila), zones 5-8 Hazelnut (also known as filberts) This bait is coated with wax, and will protect the trees for one year from mice. I have seen numerous example of Swiss Stone Pine in Saskatoon, some quite large. The seeds obtained were from areas classified as Zones 1 and 2. Soon some started to turn brown and a few died. Written by Charles Rhora. Number of seeds per pound 975 It is a slow-growing, medium-sized pine with a narrow pyramidal shape in its youth, gradually becoming rounded and more open as it matures. The needles of P. cembra are longer at 2.8 to 6 inches (7 -15 cm) long. Swiss Stone Pines are very hardy trees, withstanding extreme weather conditions quite well. The demand is so high, that we have a waiting list up to 3 years for back orders. The pine nuts are consumed as food in Europe, primarily coming from stone pines, namely, this species and Pinus pinea (Italian stone pine). Also referred to as a Dwarf Pine. The inoculant basically produces hair-like fungi that attach to the feeder roots enabling the tree to absorb minerals and other essential elements from the soil. Starts production of cones from 5 - 7 years of age. Note 1 – The actual seed count per pound is based on the nuts we obtained from our sources. They are producing capsules now that include ingredients made of Edible pine nuts, bark, needles, & roots. Pine nuts are used in cooking, especially to prepare pastries and salad, since it has a slight almond-like taste, and it bears many health benefits for the body. In the spring, work the seedbed up to 8 inches (12 cm) deep, then rake aside approximately 1-1/2 inches (4 cm) of soil where you will plant the seeds. A tall growing tree, very similar in appearance to the Eastern white pine in appearance. Its slow growth rate is sometimes listed as a liability, because it expensive to purchase plants of any size and it is not as widely available as other conifers. Somewhat similar in appearance to the Korean pine reaching a maximum height of 120 feet at maturity. The three-foot wide seedbed accommodates a simple wooden cover to protect the seed and germinated seedlings from rodents and birds. Needles in fascicles of 5’s. Unfortunately we had to decline because we could not meet these demands, nor will we be able to for several years. About 20 species of pine produce seeds large enough that harvesting the nuts is worthwhile. Listed below is a brief description of all the edible nut pines that we have experimented with. For the edible nut pines, they have many advantages over some other deciduous nut trees in the fact that they may be grown in a more far-reaching range of climatic zones, across not only all parts of Ontario; but also Canada, United States,  ranging from Zone 1 to 8. Hardiness Zone: 2b Photo credits: Luis Fernandez Garcia, Wikimedia commons (left) and Paul Goyette, Wikimedia commons (right). The country that produces the largest quantity is Spain. This information is for educational purposes only. 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