Acer (macrophyllum)
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Betty Young Nurseries Sr Manager Bldg 201, Fort Mason San Francisco, California 94123 415-331-6917 415-331-7521 (fax) byoung@ggnpa.org |
| Family Scientific Name: | Aceraceae | ||
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| Family Common Name: | Maple Family | ||
| Scientific Name: | Acer macrophyllum Pursh. | ||
| Common Name: | Big Leaf Maple | ||
| Species Code: | ACEMAC | ||
| Ecotype: | Marin County, California | ||
| General Distribution: | A. macrophyllum is found from Alaska to California, mostly west of the Cascade mountains. it is also found in west central Idaho. | ||
| Propagation Goal: | plants | ||
| Propagation Method: | seed | ||
| ProductType: | Container (plug) | ||
| Stock Type: | Deepot 40 | ||
| Time To Grow: | 0 | ||
| Target Specifications: | Height: N/A<br> Caliper: N/A <br> Root System: Firm plug in container. | ||
| Propagule Collection: | Seeds are collected between October 1st and December 1st. Samaras are brown at maturity. Seeds are collected from trees using a long pole pruner. Seeds can also be collected from the ground as a last resort. | ||
| Pre-Planting Treatments: |
Seeds are soaked for 48 hours in water. Seeds are placed in plastic ziplock bags with moist perlite in the refrigerator for 3 to 4 months. Seeds are checked periodically for germination.Sowing Method: Direct Sowing. Seeds are sown when seeds begin to germinate in the refrigerator. |
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| Growing Area Preparation/ Annual Practices for Perennial Crops: |
Fully Controlled Greeenhouse. Seeds are sown at the rate of 2 seeds per container in 2"x10" tube (Deepot 40). Planting Depth is 2 times the diameter of seed. Germination %: 40% Potting mix used is a blend of peat moss, fir bark, perlite and sand. Seedlings are watered in with an automatic irrigation system. |
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| Establishment Phase: |
Seeds germinate 21 days after sowing. Containers with more than one germinate are transplanted to separate containers. Average transplant survival is 65%. |
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| References: | Flora of the Pacific Northwest, Hitchcock, C.,and Cronquist,A., University of Washington Press, Seattle and London, 1973. | ||
Citation:
Young, Betty. 2001. Propagation protocol for production of Container (plug) Acer macrophyllum Pursh. plants Deepot 40; San Francisco, California. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2024/05/05). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.
